import {
    type FilePathWithPrefix,
    type DocumentID,
    LOG_LEVEL_NOTICE,
    LOG_LEVEL_VERBOSE,
    type FilePath,
    type EntryDoc,
    type diff_result,
} from "@vrtmrz/livesync-commonlib/compat/common/types";
import { createBlob, escapeMarkdownValue, readAsBlob } from "@vrtmrz/livesync-commonlib/compat/common/utils";
import { Logger } from "@vrtmrz/livesync-commonlib/compat/common/logger";
import { shouldBeIgnored } from "@vrtmrz/livesync-commonlib/compat/string_and_binary/path";
import { Menu, diff_match_patch, setIcon } from "@/deps.ts";
import { $msg } from "@/common/translation";
import { Semaphore } from "octagonal-wheels/concurrency/semaphore";
import { LiveSyncSetting as Setting } from "./LiveSyncSetting.ts";
import {
    EVENT_ANALYSE_DB_USAGE,
    EVENT_REQUEST_CHECK_REMOTE_SIZE,
    EVENT_REQUEST_RUN_DOCTOR,
    EVENT_REQUEST_RUN_FIX_INCOMPLETE,
    eventHub,
} from "@/common/events.ts";
import { HiddenFileSync } from "@/features/HiddenFileSync/CmdHiddenFileSync.ts";
import { EVENT_REQUEST_SHOW_HISTORY } from "@/common/obsidianEvents.ts";
import type { ObsidianLiveSyncSettingTab } from "./ObsidianLiveSyncSettingTab.ts";
import type { PageFunctions } from "./SettingPane.ts";
import { isNotFoundError } from "@vrtmrz/livesync-commonlib/compat/common/utils.doc";
import {
    chooseAndCopyFileDatabaseInfo,
    collectFileDatabaseInfoPaths,
    copyFileDatabaseInfo,
    retryReadFileDatabaseRevision,
} from "@/serviceFeatures/fileDatabaseInfo.ts";
import {
    discardLiveBranch,
    discardUnreadableLiveRevision,
    inspectFileRepair,
    type FileRepairInspection,
    type FileRepairRevision,
} from "@/serviceFeatures/fileRepair.ts";
import {
    getFileRepairRevisionActions,
    getFileRepairRevisionComparison,
} from "@/serviceFeatures/fileRepairPresentation.ts";
import { ConflictResolveModal } from "@/modules/features/InteractiveConflictResolving/ConflictResolveModal.ts";
import {
    inspectMetadataDocumentIdentities,
    MetadataDocumentRepairResults,
    OfflineScanUnresolvedReasons,
    repairMetadataDocumentIdentity,
    type MetadataDocumentIdentityIssue,
} from "@vrtmrz/livesync-commonlib/compat/serviceFeatures/offlineScanner";
import {
    metadataIdentityPathKey,
    selectUnresolvedMetadataIdentityEntries,
} from "@/serviceFeatures/metadataIdentityInspection.ts";
import {
    executeMetadataIdentityRepair,
    MetadataIdentityRepairExecutions,
} from "@/serviceFeatures/metadataIdentityRepair.ts";
export function paneHatch(this: ObsidianLiveSyncSettingTab, paneEl: HTMLElement, { addPanel }: PageFunctions): void {
    // const hatchWarn = this.createEl(paneEl, "div", { text: `To stop the boot up sequence for fixing problems on databases, you can put redflag.md on top of your vault (Rebooting obsidian is required).` });
    // hatchWarn.addClass("op-warn-info");
    void addPanel(paneEl, $msg("Setting.TroubleShooting")).then((paneEl) => {
        new Setting(paneEl)
            .setName($msg("Setting.TroubleShooting.Doctor"))
            .setDesc($msg("Setting.TroubleShooting.Doctor.Desc"))
            .addButton((button) =>
                button
                    .setButtonText($msg("Run Doctor"))
                    .setCta()
                    .setDisabled(false)
                    .onClick(() => {
                        this.closeSetting();
                        eventHub.emitEvent(EVENT_REQUEST_RUN_DOCTOR, "you wanted(Thank you)!");
                    })
            );
        new Setting(paneEl)
            .setName($msg("Setting.TroubleShooting.ScanBrokenFiles"))
            .setDesc($msg("Setting.TroubleShooting.ScanBrokenFiles.Desc"))
            .addButton((button) =>
                button
                    .setButtonText("Scan for Broken files")
                    .setCta()
                    .setDisabled(false)
                    .onClick(() => {
                        this.closeSetting();
                        eventHub.emitEvent(EVENT_REQUEST_RUN_FIX_INCOMPLETE);
                    })
            );

        new Setting(paneEl).setName($msg("Prepare the 'report' to create an issue")).addButton((button) =>
            button
                .setButtonText($msg("Copy Report to clipboard"))
                .setCta()
                .setDisabled(false)
                .onClick(async () => {
                    await this.app.commands.executeCommandById("obsidian-livesync:dump-debug-info");
                })
        );
        new Setting(paneEl)
            .setName($msg("Copy database information for a file"))
            .setDesc(
                $msg(
                    "Copy revision, conflict, and local chunk availability information, including document and chunk identifiers but not file contents."
                )
            )
            .addButton((button) =>
                button.setButtonText($msg("Choose file")).onClick(async () => {
                    await chooseAndCopyFileDatabaseInfo(this.core);
                })
            );
        new Setting(paneEl)
            .setName($msg("Analyse database usage"))
            .setDesc(
                $msg(
                    "Analyse database usage and generate a TSV report for diagnosis yourself. You can paste the generated report with any spreadsheet you like."
                )
            )
            .addButton((button) =>
                button.setButtonText($msg("Analyse")).onClick(() => {
                    eventHub.emitEvent(EVENT_ANALYSE_DB_USAGE);
                })
            );
        new Setting(paneEl)
            .setName($msg("Reset notification threshold and check the remote database usage"))
            .setDesc($msg("Reset the remote storage size threshold and check the remote storage size again."))
            .addButton((button) =>
                button.setButtonText($msg("Check")).onClick(() => {
                    eventHub.emitEvent(EVENT_REQUEST_CHECK_REMOTE_SIZE);
                })
            );
        new Setting(paneEl).autoWireToggle("writeLogToTheFile");
    });

    void addPanel(paneEl, "Scram Switches").then((paneEl) => {
        new Setting(paneEl).autoWireToggle("suspendFileWatching");
        this.addOnSaved("suspendFileWatching", () => this.services.appLifecycle.askRestart());

        new Setting(paneEl).autoWireToggle("suspendParseReplicationResult");
        this.addOnSaved("suspendParseReplicationResult", () => this.services.appLifecycle.askRestart());
    });

    void addPanel(paneEl, "Recovery and Repair").then((paneEl) => {
        const resultArea = paneEl.createDiv({ text: "", cls: "sls-repair-results" });
        type RepairMenuAction = {
            title: string;
            run: () => Promise<void> | void;
            warning?: boolean;
        };
        const addActionMenu = (
            parent: HTMLElement,
            label: string,
            actions: RepairMenuAction[]
        ) => {
            if (actions.length === 0) {
                return;
            }
            this.createEl(parent, "button", { cls: "sls-repair-action-menu" }, (button) => {
                setIcon(button, "wrench");
                button.setAttr("aria-label", label);
                button.setAttr("title", label);
                button.onClickEvent(() => {
                    const menu = new Menu();
                    for (const action of actions) {
                        menu.addItem((item) => {
                            item.setTitle(action.title);
                            if (action.warning) {
                                item.setWarning(true);
                            }
                            item.onClick(() => {
                                button.disabled = true;
                                void Promise.resolve()
                                    .then(() => action.run())
                                    .catch((error) => {
                                        Logger(error, LOG_LEVEL_VERBOSE);
                                        Logger(
                                            `Repair action '${action.title}' failed`,
                                            LOG_LEVEL_NOTICE
                                        );
                                    })
                                    .finally(() => {
                                        if (button.isConnected) {
                                            button.disabled = false;
                                        }
                                    });
                            });
                        });
                    }
                    const rect = button.getBoundingClientRect();
                    menu.showAtPosition({ x: rect.left, y: rect.bottom });
                });
            });
        };
        const addMetadataIdentityResult = (entry: MetadataDocumentIdentityIssue) => {
            const { diagnostic } = entry.inspection;
            const card = this.createEl(resultArea, "div", { cls: "sls-repair-result" });
            this.createEl(card, "h6", { text: diagnostic.declaredPath });
            this.createEl(card, "div", {
                text: $msg("Metadata entry requires review and was left unchanged"),
                cls: "sls-repair-status-warning",
            });
            this.createEl(card, "div", {
                text:
                    diagnostic.reason === OfflineScanUnresolvedReasons.DOCUMENT_ID_MISMATCH
                        ? $msg("The stored document ID does not match the ID derived from its recorded path.")
                        : $msg(
                              "The stored document ID and recorded path are handled by different synchronisation features."
                          ),
                cls: "sls-repair-metric",
            });
            this.createEl(card, "div", {
                text: $msg("Stored document ID: ${ID}", { ID: diagnostic.actualDocumentId }),
                cls: "sls-repair-metric",
            });
            if (diagnostic.expectedDocumentId !== undefined) {
                this.createEl(card, "div", {
                    text: $msg("Expected document ID: ${ID}", { ID: diagnostic.expectedDocumentId }),
                    cls: "sls-repair-metric",
                });
            }
            this.createEl(card, "div", {
                text: $msg("Source revision: ${REVISION}", {
                    REVISION: entry.sourceRevision ?? $msg("Unknown revision"),
                }),
                cls: "sls-repair-metric",
            });
            if (entry.logicallyDeleted) {
                this.createEl(card, "div", {
                    text: $msg("🗑️ Logical deletion"),
                    cls: "sls-repair-metric mod-warning",
                });
            }
            if (entry.conflictRevisions.length > 0) {
                this.createEl(card, "div", {
                    text: $msg("⚠️ Conflicts: ${COUNT}", { COUNT: `${entry.conflictRevisions.length}` }),
                    cls: "sls-repair-metric mod-warning",
                });
            }

            if (
                !entry.repairAvailable ||
                diagnostic.expectedDocumentId === undefined ||
                entry.sourceRevision === null
            ) {
                this.createEl(card, "div", {
                    text: $msg(
                        "One-step repair is unavailable because this entry is ambiguous, no longer current, or unsafe to change."
                    ),
                    cls: "sls-repair-metric mod-warning",
                });
                return;
            }

            this.createEl(card, "div", {
                text: entry.targetAlreadyPresent
                    ? $msg("An exact target is already present; repair can remove the obsolete ID.")
                    : $msg("Repair is available for this entry."),
                cls: "sls-repair-status-ok",
            });
            const request = {
                actualDocumentId: diagnostic.actualDocumentId,
                expectedDocumentId: diagnostic.expectedDocumentId,
                sourceRevision: entry.sourceRevision,
            };
            const repairAction = $msg("Repair Metadata ID");
            const keepAction = $msg("Keep unchanged");
            addActionMenu(card, $msg("More actions for ${FILE}", { FILE: diagnostic.declaredPath }), [
                {
                    title: $msg("Repair this Metadata document ID"),
                    warning: true,
                    run: async () => {
                        const execution = await executeMetadataIdentityRepair(request, {
                            confirm: async () =>
                                (await this.core.confirm.confirmWithMessage(
                                    $msg("Repair Metadata document ID"),
                                    $msg(
                                        "This moves one local Metadata entry to the ID derived from its recorded path.\n\n**File:** `${FILE}`  \n**Source:** `${SOURCE}@${REVISION}`  \n**Target:** `${TARGET}`\n\nThe target is verified before the source is removed. Its CouchDB revision ancestry cannot be preserved.\n\n> [!warning] Before repairing\n> - Back up this device.\n> - If file-name case or path obfuscation was intentionally changed for the whole database, use Rebuild instead.\n> - If other devices share this database, pause them, allow this device to upload the repair, then resume them one at a time.",
                                        {
                                            FILE: escapeMarkdownValue(diagnostic.declaredPath),
                                            SOURCE: escapeMarkdownValue(diagnostic.actualDocumentId),
                                            REVISION: escapeMarkdownValue(entry.sourceRevision!),
                                            TARGET: escapeMarkdownValue(diagnostic.expectedDocumentId!),
                                        }
                                    ),
                                    [repairAction, keepAction],
                                    keepAction,
                                    undefined,
                                    "vertical"
                                )) === repairAction,
                            repair: async (repairRequest) =>
                                await repairMetadataDocumentIdentity(this.core, repairRequest),
                            requestOrdinaryScan: async () => await this.services.vault.scanVault(true, false),
                        });

                        if (execution.status === MetadataIdentityRepairExecutions.CANCELLED) return;

                        const result = execution.result;
                        if (result.message) Logger(result.message, LOG_LEVEL_VERBOSE);
                        if (result.status === MetadataDocumentRepairResults.COMPLETED) {
                            if (execution.scanError !== undefined) {
                                Logger(execution.scanError, LOG_LEVEL_VERBOSE);
                            }
                            resultArea.replaceChildren();
                            this.createEl(resultArea, "div", {
                                text: execution.scanCompleted
                                    ? $msg(
                                          "Metadata document ID repair and the ordinary Vault scan completed. Run this inspection again after synchronisation."
                                      )
                                    : $msg(
                                          "Metadata document ID repair completed, but the ordinary Vault scan did not run. Keep synchronisation paused, resolve the scan condition, then run 'Scan storage and database again'."
                                      ),
                                cls: execution.scanCompleted
                                    ? "sls-repair-status-ok"
                                    : "sls-repair-metric mod-warning",
                            });
                            return;
                        }

                        const resultMessage =
                            result.status === MetadataDocumentRepairResults.STALE ||
                            result.status === MetadataDocumentRepairResults.BLOCKED
                                ? $msg("The inspected state changed. No repair was performed; run inspection again.")
                                : result.targetCreated
                                  ? $msg(
                                        "Repair stopped after creating the target. The source was retained. Run inspection again before retrying."
                                    )
                                  : $msg(
                                        "Repair failed before the source was removed. Run inspection again before retrying."
                                    );
                        this.createEl(card, "div", {
                            text: resultMessage,
                            cls: "sls-repair-metric mod-warning",
                        });
                    },
                },
            ]);
        };
        const findHiddenFile = async (path: string) => {
            const addOn = this.core.getAddOn<HiddenFileSync>(HiddenFileSync.name);
            if (!addOn) {
                return false;
            }
            const file = (await addOn.scanInternalFiles()).find((entry) => entry.path === path);
            if (!file) {
                Logger(`Failed to find the file in the internal files: ${path}`, LOG_LEVEL_NOTICE);
                return false;
            }
            return { addOn, file };
        };
        const storeStorageInDatabase = async (path: string): Promise<boolean> => {
            if (path.startsWith(".")) {
                const hidden = await findHiddenFile(path);
                return hidden
                    ? Boolean(await hidden.addOn.storeInternalFileToDatabase(hidden.file, true))
                    : false;
            }
            return Boolean(await this.core.fileHandler.storeFileToDB(path as FilePath, true));
        };
        const storeStorageOnRevision = async (
            path: string,
            revision: string,
            createIfDifferent = true
        ): Promise<boolean> => {
            if (path.startsWith(".")) {
                const hidden = await findHiddenFile(path);
                return hidden
                    ? Boolean(
                          await hidden.addOn.storeInternalFileToDatabaseWithBaseRevision(
                              hidden.file,
                              revision,
                              createIfDifferent
                          )
                      )
                    : false;
            }
            return Boolean(
                await this.core.fileHandler.storeFileToDBWithBaseRevision(
                    path as FilePath,
                    revision,
                    createIfDifferent
                )
            );
        };
        const applyRevisionToStorage = async (
            path: string,
            revision: string,
            force: boolean
        ): Promise<boolean> => {
            if (path.startsWith(".")) {
                const addOn = this.core.getAddOn<HiddenFileSync>(HiddenFileSync.name);
                return addOn
                    ? Boolean(
                          await addOn.extractInternalFileRevisionFromDatabase(
                              path as FilePath,
                              revision,
                              force
                          )
                      )
                    : false;
            }
            return Boolean(
                await this.core.fileHandler.dbToStorageWithSpecificRev(
                    path as FilePath,
                    revision,
                    force
                )
            );
        };
        const openRevisionComparison = async (
            path: string,
            selectedRevision: string
        ): Promise<boolean> => {
            const latest = await inspectFileRepair(this.core, path);
            const revision = latest.revisions.find(
                ({ metadata }) => metadata.revision === selectedRevision
            );
            if (
                !latest.information.storage.exists ||
                !revision ||
                revision.loadedEntry === false
            ) {
                Logger(
                    `Could not compare ${path} revision ${selectedRevision}; the Vault file or selected live revision is no longer readable`,
                    LOG_LEVEL_NOTICE
                );
                return false;
            }
            const vaultText = await createBlob(
                await this.core.storageAccess.readHiddenFileBinary(path)
            ).text();
            const databaseText = await readAsBlob(revision.loadedEntry).text();
            const dmp = new diff_match_patch();
            const diff = dmp.diff_main(vaultText, databaseText);
            dmp.diff_cleanupSemantic(diff);
            const result: diff_result = {
                left: {
                    rev: "vault",
                    data: vaultText,
                    ctime: latest.information.storage.ctime ?? 0,
                    mtime: latest.information.storage.mtime ?? 0,
                },
                right: {
                    rev: selectedRevision,
                    data: databaseText,
                    ctime: revision.metadata.ctime,
                    mtime: revision.metadata.mtime,
                },
                diff,
            };
            new ConflictResolveModal(
                this.app,
                path as FilePathWithPrefix,
                result,
                false,
                undefined,
                {
                    readOnly: true,
                    title: $msg("Vault and database revision"),
                    localName: $msg("Vault file"),
                    remoteName: $msg("Database revision"),
                }
            ).open();
            return true;
        };
        const formatSigned = (value: number) => `${value >= 0 ? "+" : ""}${value}`;
        const timestampRelationLabel = (
            relation: ReturnType<typeof getFileRepairRevisionComparison>["timestampRelation"]
        ) => {
            switch (relation) {
                case "vault-newer":
                    return $msg("Vault file is newer");
                case "database-newer":
                    return $msg("Database revision is newer");
                case "same-window":
                    return $msg("Within the two-second comparison window");
                default:
                    return $msg("Timestamp comparison unavailable");
            }
        };
        const addRepairResult = (inspection: FileRepairInspection) => {
            const { information, revisions } = inspection;
            const path = information.path;
            const card = this.createEl(resultArea, "div", { cls: "sls-repair-result" });
            const refresh = async () => {
                card.remove();
                const refreshed = await inspectFileRepair(this.core, path);
                if (refreshed.requiresAttention) {
                    addRepairResult(refreshed);
                } else {
                    Logger(`Verification no longer reports a problem for ${path}`, LOG_LEVEL_NOTICE);
                }
            };
            const runMutation = async (
                description: string,
                mutation: () => Promise<boolean>
            ) => {
                try {
                    const succeeded = await mutation();
                    if (!succeeded) {
                        Logger(`${description} failed: ${path}`, LOG_LEVEL_NOTICE);
                    }
                } finally {
                    await refresh();
                }
            };
            const discardLiveBranchAction = (revision: string): RepairMenuAction => ({
                title: $msg("Discard this branch"),
                warning: true,
                run: async () => {
                    const confirmed =
                        (await this.core.confirm.askYesNoDialog(
                            $msg(
                                "Discard database branch ${REVISION} of ${FILE}? This creates a logical deletion for that exact live branch. The current Vault file will not be changed.",
                                {
                                    REVISION: revision,
                                    FILE: path,
                                }
                            ),
                            {
                                title: $msg("Discard branch"),
                                defaultOption: "No",
                            }
                        )) === "yes";
                    if (!confirmed) {
                        return;
                    }
                    const result = await discardLiveBranch(this.core, path, revision);
                    Logger(
                        `Discard database branch ${revision} of ${path}: ${result}`,
                        result === "discarded" ? LOG_LEVEL_NOTICE : LOG_LEVEL_VERBOSE
                    );
                    await refresh();
                },
            });

            const fileHeader = this.createEl(card, "div", { cls: "sls-repair-header" });
            this.createEl(fileHeader, "h6", { text: path });
            const fileMenuHost = this.createEl(fileHeader, "div");
            if (information.storage.exists) {
                this.createEl(card, "div", {
                    text: $msg("📁 Vault: ${SIZE} B · ${TIME}", {
                        TIME: new Date(information.storage.mtime ?? 0).toLocaleString(),
                        SIZE: `${information.storage.size ?? 0}`,
                    }),
                    cls: "sls-repair-metric",
                });
            } else {
                this.createEl(card, "div", {
                    text: $msg("📁 Vault: missing"),
                    cls: "sls-repair-metric",
                });
            }
            if (!information.database.exists) {
                this.createEl(card, "div", {
                    text: $msg("🗄️ Local DB: missing"),
                    cls: "sls-repair-metric",
                });
            }
            if (information.database.conflictCount > 0) {
                const winner = revisions.find(({ role }) => role === "winner");
                const vaultMatchesWinner =
                    winner !== undefined &&
                    (winner.metadata.deleted
                        ? !information.storage.exists
                        : information.storage.exists &&
                          winner.contentMatchesStorage === true);
                const status = this.createEl(card, "div", { cls: "sls-repair-status" });
                if (vaultMatchesWinner) {
                    this.createEl(status, "span", {
                        text: $msg("✅ Vault matches winner"),
                        cls: "sls-repair-status-ok",
                    });
                }
                this.createEl(status, "span", {
                    text: $msg("⚠️ Conflicts: ${COUNT}", {
                        COUNT: `${information.database.conflictCount}`,
                    }),
                    cls: "sls-repair-status-warning",
                });
            }

            const addRevision = (revision: FileRepairRevision) => {
                const { metadata } = revision;
                const revisionEl = this.createEl(card, "div", { cls: "sls-repair-revision" });
                const revisionHeader = this.createEl(revisionEl, "div", {
                    cls: "sls-repair-header",
                });
                this.createEl(revisionHeader, "div", {
                    text: $msg("${ROLE}: ${REVISION}", {
                        ROLE: revision.role === "winner" ? $msg("Winner revision") : $msg("Conflict revision"),
                        REVISION: metadata.revision ?? $msg("Unknown revision"),
                    }),
                    cls: "sls-repair-revision-title",
                });
                const revisionMenuHost = this.createEl(revisionHeader, "div");
                const comparison = getFileRepairRevisionComparison(inspection, revision);
                if (metadata.deleted) {
                    this.createEl(revisionEl, "div", {
                        text: $msg("🗑️ Logical deletion"),
                        cls: "sls-repair-metric",
                    });
                } else if (revision.contentReadable) {
                    this.createEl(revisionEl, "div", {
                        text: $msg(
                            "📦 DB: recorded ${RECORDED} B · decoded ${DECODED} B · Δsize ${DIFFERENCE} B",
                            {
                                RECORDED: `${comparison.recordedSize}`,
                                DECODED: `${comparison.decodedSize ?? 0}`,
                                DIFFERENCE: formatSigned(
                                    comparison.recordedToDecodedSizeDifference ?? 0
                                ),
                            }
                        ),
                        cls: "sls-repair-metric",
                    });
                } else {
                    const missing = metadata.chunks.filter(
                        ({ embedded, localDatabaseState }) =>
                            !embedded && localDatabaseState !== "available"
                    );
                    this.createEl(revisionEl, "div", {
                        text: $msg("🧩 Missing chunks: ${COUNT}", {
                            COUNT: `${missing.length}`,
                        }),
                        cls: "sls-repair-metric mod-warning",
                    });
                    this.createEl(revisionEl, "div", {
                        text: $msg("📦 DB: recorded ${RECORDED} B · decoded unavailable", {
                            RECORDED: `${comparison.recordedSize}`,
                        }),
                        cls: "sls-repair-metric",
                    });
                    if (missing.length > 0) {
                        this.createEl(revisionEl, "code", {
                            text: missing
                                .slice(0, 3)
                                .map(({ id }) => id)
                                .join(", ") + (missing.length > 3 ? ", …" : ""),
                        });
                    }
                }
                if (
                    comparison.vaultSize !== null &&
                    comparison.databaseToVaultSizeDifference !== null
                ) {
                    this.createEl(revisionEl, "div", {
                        text: $msg("📁 Vault: ${VAULT} B · Δsize vs DB ${DIFFERENCE} B", {
                            VAULT: `${comparison.vaultSize}`,
                            DIFFERENCE: formatSigned(
                                comparison.databaseToVaultSizeDifference
                            ),
                        }),
                        cls: "sls-repair-metric",
                    });
                }
                if (
                    comparison.vaultMtime !== null &&
                    comparison.timestampDifferenceMs !== null
                ) {
                    this.createEl(revisionEl, "div", {
                        text: $msg(
                            "🕒 DB ${DATABASE_TIME} · Vault ${VAULT_TIME} · Δtime ${DIFFERENCE} ms (${RELATION})",
                            {
                                DATABASE_TIME: new Date(
                                    comparison.databaseMtime
                                ).toLocaleString(),
                                VAULT_TIME: new Date(
                                    comparison.vaultMtime
                                ).toLocaleString(),
                                DIFFERENCE: formatSigned(
                                    comparison.timestampDifferenceMs
                                ),
                                RELATION: timestampRelationLabel(
                                    comparison.timestampRelation
                                ),
                            }
                        ),
                        cls: "sls-repair-metric",
                    });
                }
                if (revision.contentMatchesStorage === true) {
                    this.createEl(revisionEl, "div", {
                        text: $msg("✅ Matches Vault"),
                        cls: "sls-repair-metric",
                    });
                } else if (revision.contentMatchesStorage === false) {
                    this.createEl(revisionEl, "div", {
                        text: $msg("⚠️ Differs from Vault"),
                        cls: "sls-repair-metric mod-warning",
                    });
                }

                const policy = getFileRepairRevisionActions(inspection, revision);
                const revisionActions: RepairMenuAction[] = [];
                if (metadata.revision && policy.compareWithVault) {
                    revisionActions.push({
                        title: $msg("Compare with Vault"),
                        run: async () => {
                            await openRevisionComparison(path, metadata.revision!);
                        },
                    });
                }
                if (metadata.revision && policy.applyRevisionToVault) {
                    revisionActions.push({
                        title: $msg("Apply this revision to Vault"),
                        run: async () => {
                            if (await this.core.storageAccess.isExistsIncludeHidden(path)) {
                                const confirmed =
                                    (await this.core.confirm.askYesNoDialog(
                                        $msg(
                                            "Apply database revision ${REVISION} to ${FILE}? The current Vault file will be overwritten.",
                                            {
                                                REVISION: metadata.revision!,
                                                FILE: path,
                                            }
                                        ),
                                        {
                                            title: $msg("Apply database revision to Vault"),
                                            defaultOption: "No",
                                        }
                                    )) === "yes";
                                if (!confirmed) {
                                    return;
                                }
                            }
                            await runMutation(
                                `Apply database revision ${metadata.revision} to the Vault`,
                                () =>
                                    applyRevisionToStorage(
                                        path,
                                        metadata.revision!,
                                        true
                                    )
                            );
                        },
                    });
                }
                if (metadata.revision && policy.markAsVaultRevision) {
                    revisionActions.push({
                        title: $msg("Mark this revision as the Vault version"),
                        run: async () => {
                            await runMutation(
                                `Mark database revision ${metadata.revision} as the Vault version`,
                                () =>
                                    storeStorageOnRevision(
                                        path,
                                        metadata.revision!,
                                        false
                                    )
                            );
                        },
                    });
                }
                if (metadata.revision && policy.storeVaultOnBranch) {
                    revisionActions.push({
                        title: $msg("Store Vault file as a child of this revision"),
                        run: async () => {
                            await runMutation(
                                `Store the Vault file on database revision ${metadata.revision}`,
                                () =>
                                    storeStorageOnRevision(
                                        path,
                                        metadata.revision!
                                    )
                            );
                        },
                    });
                }
                if (metadata.revision && policy.applyLogicalDeletionToVault) {
                    revisionActions.push({
                        title: $msg("Apply logical deletion to Vault"),
                        warning: true,
                        run: async () => {
                            if (await this.core.storageAccess.isExistsIncludeHidden(path)) {
                                const confirmed =
                                    (await this.core.confirm.askYesNoDialog(
                                        $msg(
                                            "Apply logical deletion ${REVISION} to ${FILE}? The current Vault file will be removed.",
                                            {
                                                REVISION: metadata.revision!,
                                                FILE: path,
                                            }
                                        ),
                                        {
                                            title: $msg("Apply logical deletion to Vault"),
                                            defaultOption: "No",
                                        }
                                    )) === "yes";
                                if (!confirmed) {
                                    return;
                                }
                            }
                            await runMutation(
                                `Apply logical deletion ${metadata.revision} to the Vault`,
                                () =>
                                    applyRevisionToStorage(
                                        path,
                                        metadata.revision!,
                                        true
                                    )
                            );
                        },
                    });
                }
                if (metadata.revision && policy.retryRevision) {
                    revisionActions.push({
                        title: $msg("Retry reading revision"),
                        run: async () => {
                            const loaded = await retryReadFileDatabaseRevision(
                                this.core,
                                path,
                                metadata.revision!
                            );
                            Logger(
                                loaded
                                    ? `Revision ${metadata.revision} of ${path} is readable after retry`
                                    : `Revision ${metadata.revision} of ${path} remains unreadable`,
                                LOG_LEVEL_NOTICE
                            );
                            await refresh();
                        },
                    });
                }
                if (metadata.revision && policy.discardBranch) {
                    revisionActions.push(discardLiveBranchAction(metadata.revision));
                }
                if (metadata.revision && policy.discardRevision) {
                    revisionActions.push({
                        title: $msg("Discard unreadable revision"),
                        warning: true,
                        run: async () => {
                            const confirmed =
                                (await this.core.confirm.askYesNoDialog(
                                    $msg(
                                        "Discard database revision ${REVISION} of ${FILE}? This creates a logical deletion for that exact live revision. Missing content cannot be recovered by this action.",
                                        {
                                            REVISION: metadata.revision!,
                                            FILE: path,
                                        }
                                    ),
                                    {
                                        title: $msg("Discard unreadable revision"),
                                        defaultOption: "No",
                                    }
                                )) === "yes";
                            if (!confirmed) {
                                return;
                            }
                            const result = await discardUnreadableLiveRevision(
                                this.core,
                                path,
                                metadata.revision!
                            );
                            Logger(
                                `Discard unreadable revision ${metadata.revision} of ${path}: ${result}`,
                                result === "discarded" ? LOG_LEVEL_NOTICE : LOG_LEVEL_VERBOSE
                            );
                            await refresh();
                        },
                    });
                }
                addActionMenu(
                    revisionMenuHost,
                    $msg("More actions for revision ${REVISION}", {
                        REVISION: metadata.revision ?? $msg("Unknown revision"),
                    }),
                    revisionActions
                );
            };
            revisions.forEach(addRevision);

            for (const revision of information.database.unavailableConflictRevisions) {
                const revisionEl = this.createEl(card, "div", { cls: "sls-repair-revision" });
                const revisionHeader = this.createEl(revisionEl, "div", {
                    cls: "sls-repair-header",
                });
                this.createEl(revisionHeader, "div", {
                    text: $msg("${ROLE}: ${REVISION}", {
                        ROLE: $msg("Conflict revision"),
                        REVISION: revision,
                    }),
                    cls: "sls-repair-revision-title",
                });
                const revisionMenuHost = this.createEl(revisionHeader, "div");
                this.createEl(revisionEl, "div", {
                    text: $msg("Revision metadata is unavailable on this device"),
                    cls: "mod-warning",
                });
                addActionMenu(
                    revisionMenuHost,
                    $msg("More actions for revision ${REVISION}", {
                        REVISION: revision,
                    }),
                    [
                        {
                            title: $msg("Retry reading revision"),
                            run: async () => {
                                await retryReadFileDatabaseRevision(
                                    this.core,
                                    path,
                                    revision
                                );
                                await refresh();
                            },
                        },
                        discardLiveBranchAction(revision),
                    ]
                );
            }

            for (const base of information.database.mergeBases) {
                if (base.contentAvailableLocally) {
                    continue;
                }
                this.createEl(card, "div", {
                    text: base.revision
                        ? $msg(
                              "Shared ancestor ${REVISION} is not readable on this device. Automatic three-way merging may be unavailable, but the live revisions remain available for explicit review.",
                              {
                                  REVISION: base.revision,
                              }
                          )
                        : $msg(
                              "No shared ancestor is available for this conflict. The live revisions remain available for explicit review."
                          ),
                    cls: "sls-repair-ancestor-warning",
                });
            }

            const winner = revisions.find(({ role }) => role === "winner");
            const fileActions: RepairMenuAction[] = [];
            if (winner?.loadedEntry) {
                const winnerEntry = winner.loadedEntry;
                fileActions.push({
                    title: $msg("Show revision history"),
                    run: () => {
                        eventHub.emitEvent(EVENT_REQUEST_SHOW_HISTORY, {
                            file: path as FilePathWithPrefix,
                            fileOnDB: winnerEntry,
                        });
                    },
                });
            }
            if (information.storage.exists && !information.database.exists) {
                fileActions.push({
                    title: $msg("Store Vault file as a new local database document"),
                    run: async () => {
                        await runMutation(
                            "Store the Vault file as a new local database document",
                            () => storeStorageInDatabase(path)
                        );
                    },
                });
            }
            fileActions.push({
                title: $msg("Copy database information"),
                run: async () => {
                    await copyFileDatabaseInfo(this.core, path);
                },
            });
            addActionMenu(
                fileMenuHost,
                $msg("More actions for ${FILE}", { FILE: path }),
                fileActions
            );
        };

        new Setting(paneEl)
            .setName($msg("Recreate chunks for current Vault files"))
            .setDesc(
                $msg(
                    "Recreate chunks from the files currently present in this Vault. This cannot reconstruct unavailable historical or conflict content."
                )
            )
            .addButton((button) =>
                button
                    .setButtonText($msg("Recreate current chunks"))
                    .setCta()
                    .onClick(async () => {
                        await this.core.fileHandler.createAllChunks(true);
                    })
            );
        new Setting(paneEl)
            .setName($msg("Inspect conflicts and file/database differences"))
            .setDesc(
                $msg(
                    "Scan Vault files and local-database Metadata for conflicts, missing chunks, identity mismatches, and differences. Each result provides actions for one exact entry or revision."
                )
            )
            .addButton((button) =>
                button
                    .setButtonText($msg("Begin inspection"))
                    .setDisabled(false)
                    .setCta()
                    .onClick(async () => {
                        resultArea.replaceChildren();
                        Logger("Start inspecting file/database state", LOG_LEVEL_NOTICE, "verify");
                        this.core.localDatabase.clearCaches();
                        const identityEntries = await inspectMetadataDocumentIdentities(this.core);
                        const handleFilenameCaseSensitive = this.core.settings.handleFilenameCaseSensitive;
                        const unresolvedIdentity = selectUnresolvedMetadataIdentityEntries(
                            identityEntries,
                            handleFilenameCaseSensitive
                        );
                        unresolvedIdentity.entries.forEach(addMetadataIdentityResult);
                        const allPaths = await collectFileDatabaseInfoPaths(this.core);
                        let i = 0;
                        const incProc = () => {
                            i++;
                            if (i % 25 == 0)
                                Logger(
                                    `Checking ${i}/${allPaths.length} files \n`,
                                    LOG_LEVEL_NOTICE,
                                    "verify-processed"
                                );
                        };
                        const semaphore = Semaphore(10);
                        const processes = allPaths.map(async (path) => {
                            try {
                                if (
                                    unresolvedIdentity.unresolvedPathKeys.has(
                                        metadataIdentityPathKey(path, handleFilenameCaseSensitive)
                                    )
                                ) {
                                    return incProc();
                                }
                                if (shouldBeIgnored(path)) {
                                    return incProc();
                                }
                                const stat = (await this.core.storageAccess.isExistsIncludeHidden(path))
                                    ? await this.core.storageAccess.statHidden(path)
                                    : false;
                                const fileOnStorage = stat != null ? stat : false;
                                if (!(await this.services.vault.isTargetFile(path))) return incProc();
                                if (fileOnStorage && this.services.vault.isFileSizeTooLarge(fileOnStorage.size))
                                    return incProc();
                                const releaser = await semaphore.acquire(1);
                                try {
                                    const inspection = await inspectFileRepair(this.core, path);
                                    const winner = inspection.revisions.find(({ role }) => role === "winner");
                                    if (
                                        winner &&
                                        this.services.vault.isFileSizeTooLarge(winner.metadata.recordedSize)
                                    )
                                        return incProc();
                                    if (inspection.requiresAttention) {
                                        addRepairResult(inspection);
                                    } else {
                                        Logger(`Compare: SAME: ${path}`);
                                    }
                                } catch (ex) {
                                    Logger(`Error while processing ${path}`, LOG_LEVEL_NOTICE);
                                    Logger(ex, LOG_LEVEL_VERBOSE);
                                } finally {
                                    releaser();
                                    incProc();
                                }
                            } catch (ex) {
                                Logger(`Error while processing without semaphore ${path}`, LOG_LEVEL_NOTICE);
                                Logger(ex, LOG_LEVEL_VERBOSE);
                            }
                        });
                        await Promise.all(processes);
                        Logger("done", LOG_LEVEL_NOTICE, "verify");
                        // Logger(`${i}/${files.length}\n`, LOG_LEVEL_NOTICE, "verify-processed");
                    })
            );
        new Setting(paneEl)
            .setName("Resolve All conflicted files by the newer one")
            .setDesc(
                "Resolve all conflicted files by the newer one. Caution: This will overwrite the older one, and cannot resurrect the overwritten one."
            )
            .addButton((button) =>
                button
                    .setButtonText("Resolve All")
                    .setCta()
                    .onClick(async () => {
                        const confirmed =
                            (await this.core.confirm.askYesNoDialog(
                                $msg(
                                    "Resolve every conflict by modification time? This logically deletes every version except the newest one and cannot recover content which is already unavailable."
                                ),
                                {
                                    title: $msg("Resolve all conflicts by the newest version"),
                                    defaultOption: "No",
                                }
                            )) === "yes";
                        if (!confirmed) {
                            return;
                        }
                        await this.services.conflict.resolveAllConflictedFilesByNewerOnes();
                    })
            );
        new Setting(paneEl)
            .setName("Check and convert non-path-obfuscated files")
            .setDesc("")
            .addButton((button) =>
                button
                    .setButtonText("Perform")
                    .setDisabled(false)
                    .setWarning()
                    .onClick(async () => {
                        for await (const docName of this.core.localDatabase.findAllDocNames()) {
                            if (!docName.startsWith("f:")) {
                                const idEncoded = await this.services.path.path2id(docName as FilePathWithPrefix);
                                const doc = await this.core.localDatabase.getRaw(docName as DocumentID);
                                if (!doc) continue;
                                if (doc.type != "newnote" && doc.type != "plain") {
                                    continue;
                                }
                                if (doc?.deleted ?? false) continue;
                                const newDoc = { ...doc };
                                //Prepare converted data
                                newDoc._id = idEncoded;
                                newDoc.path = docName as FilePathWithPrefix;
                                // @ts-ignore
                                delete newDoc._rev;
                                try {
                                    const obfuscatedDoc = await this.core.localDatabase.getRaw(idEncoded, {
                                        revs_info: true,
                                    });
                                    // Unfortunately we have to delete one of them.
                                    // Just now, save it as a conflicted document.
                                    obfuscatedDoc._revs_info?.shift(); // Drop latest revision.
                                    const previousRev = obfuscatedDoc._revs_info?.shift(); // Use second revision.
                                    if (previousRev) {
                                        newDoc._rev = previousRev.rev;
                                    } else {
                                        //If there are no revisions, set the possibly unique one
                                        newDoc._rev =
                                            "1-" +
                                            `00000000000000000000000000000000${~~(Math.random() * 1e9)}${~~(Math.random() * 1e9)}${~~(Math.random() * 1e9)}${~~(Math.random() * 1e9)}`.slice(
                                                -32
                                            );
                                    }
                                    const ret = await this.core.localDatabase.putRaw(newDoc, { force: true });
                                    if (ret.ok) {
                                        Logger(
                                            `${docName} has been converted as conflicted document`,
                                            LOG_LEVEL_NOTICE
                                        );
                                        doc._deleted = true;
                                        if ((await this.core.localDatabase.putRaw(doc)).ok) {
                                            Logger(`Old ${docName} has been deleted`, LOG_LEVEL_NOTICE);
                                        }
                                        await this.services.conflict.queueCheckForIfOpen(docName as FilePathWithPrefix);
                                    } else {
                                        Logger(`Converting ${docName} Failed!`, LOG_LEVEL_NOTICE);
                                        Logger(ret, LOG_LEVEL_VERBOSE);
                                    }
                                } catch (ex: unknown) {
                                    if (isNotFoundError(ex)) {
                                        // We can perform this safely
                                        if ((await this.core.localDatabase.putRaw(newDoc)).ok) {
                                            Logger(`${docName} has been converted`, LOG_LEVEL_NOTICE);
                                            doc._deleted = true;
                                            if ((await this.core.localDatabase.putRaw(doc)).ok) {
                                                Logger(`Old ${docName} has been deleted`, LOG_LEVEL_NOTICE);
                                            }
                                        }
                                    } else {
                                        Logger(`Something went wrong while converting ${docName}`, LOG_LEVEL_NOTICE);
                                        Logger(ex, LOG_LEVEL_VERBOSE);
                                        // Something wrong.
                                    }
                                }
                            }
                        }
                        Logger(`Converting finished`, LOG_LEVEL_NOTICE);
                    })
            );
    });
    void addPanel(paneEl, "Reset").then((paneEl) => {
        new Setting(paneEl).setName("Back to non-configured").addButton((button) =>
            button
                .setButtonText("Back")
                .setDisabled(false)
                .onClick(async () => {
                    this.editingSettings.isConfigured = false;
                    await this.saveAllDirtySettings();
                    this.services.appLifecycle.askRestart();
                })
        );

        new Setting(paneEl).setName("Delete all customization sync data").addButton((button) =>
            button
                .setButtonText("Delete")
                .setDisabled(false)
                .setWarning()
                .onClick(async () => {
                    Logger(`Deleting customization sync data`, LOG_LEVEL_NOTICE);
                    const entriesToDelete = await this.core.localDatabase.allDocsRaw({
                        startkey: "ix:",
                        endkey: "ix:\u{10ffff}",
                        include_docs: true,
                    });
                    const newData = entriesToDelete.rows.map((e) => ({
                        ...e.doc,
                        _deleted: true,
                    })) as EntryDoc[];
                    const r = await this.core.localDatabase.bulkDocsRaw(newData);
                    // Do not care about the result.
                    Logger(
                        `${r.length} items have been removed, to confirm how many items are left, please perform it again.`,
                        LOG_LEVEL_NOTICE
                    );
                })
        );
    });
}