Merge branch 'master' into chart-yaml

browser/lib/TextEditorInterface.js

@@ -1,53 +1,113 @@
-import { Point } from '@susisu/mte-kernel'
-
-export default class TextEditorInterface {
-  constructor (editor) {
-    this.editor = editor
-  }
-
-  getCursorPosition () {
-    const pos = this.editor.getCursor()
-    return new Point(pos.line, pos.ch)
-  }
-
-  setCursorPosition (pos) {
-    this.editor.setCursor({line: pos.row, ch: pos.column})
-  }
-
-  setSelectionRange (range) {
-    this.editor.setSelection({
-      anchor: {line: range.start.row, ch: range.start.column},
-      head: {line: range.end.row, ch: range.end.column}
-    })
-  }
-
-  getLastRow () {
-    return this.editor.lastLine()
-  }
-
-  acceptsTableEdit (row) {
-    return true
-  }
-
-  getLine (row) {
-    return this.editor.getLine(row)
-  }
-
-  insertLine (row, line) {
-    this.editor.replaceRange(line, {line: row, ch: 0})
-  }
-
-  deleteLine (row) {
-    this.editor.replaceRange('', {line: row, ch: 0}, {line: row, ch: this.editor.getLine(row).length})
-  }
-
-  replaceLines (startRow, endRow, lines) {
-    endRow-- // because endRow is a first line after a table.
-    const endRowCh = this.editor.getLine(endRow).length
-    this.editor.replaceRange(lines, {line: startRow, ch: 0}, {line: endRow, ch: endRowCh})
-  }
-
-  transact (func) {
-    func()
-  }
-}
+import { Point } from '@susisu/mte-kernel'
+
+export default class TextEditorInterface {
+  constructor (editor) {
+    this.editor = editor
+    this.doc = editor.getDoc()
+    this.transaction = false
+  }
+
+  getCursorPosition () {
+    const { line, ch } = this.doc.getCursor()
+    return new Point(line, ch)
+  }
+
+  setCursorPosition (pos) {
+    this.doc.setCursor({
+      line: pos.row,
+      ch: pos.column
+    })
+  }
+
+  setSelectionRange (range) {
+    this.doc.setSelection(
+      { line: range.start.row, ch: range.start.column },
+      { line: range.end.row, ch: range.end.column }
+    )
+  }
+
+  getLastRow () {
+    return this.doc.lineCount() - 1
+  }
+
+  acceptsTableEdit () {
+    return true
+  }
+
+  getLine (row) {
+    return this.doc.getLine(row)
+  }
+
+  insertLine (row, line) {
+    const lastRow = this.getLastRow()
+    if (row > lastRow) {
+      const lastLine = this.getLine(lastRow)
+      this.doc.replaceRange(
+        '\n' + line,
+        { line: lastRow, ch: lastLine.length },
+        { line: lastRow, ch: lastLine.length }
+      )
+    } else {
+      this.doc.replaceRange(
+        line + '\n',
+        { line: row, ch: 0 },
+        { line: row, ch: 0 }
+      )
+    }
+  }
+
+  deleteLine (row) {
+    const lastRow = this.getLastRow()
+    if (row >= lastRow) {
+      if (lastRow > 0) {
+        const preLastLine = this.getLine(lastRow - 1)
+        const lastLine = this.getLine(lastRow)
+        this.doc.replaceRange(
+          '',
+          { line: lastRow - 1, ch: preLastLine.length },
+          { line: lastRow, ch: lastLine.length }
+        )
+      } else {
+        const lastLine = this.getLine(lastRow)
+        this.doc.replaceRange(
+          '',
+          { line: lastRow, ch: 0 },
+          { line: lastRow, ch: lastLine.length }
+        )
+      }
+    } else {
+      this.doc.replaceRange(
+        '',
+        { line: row, ch: 0 },
+        { line: row + 1, ch: 0 }
+      )
+    }
+  }
+
+  replaceLines (startRow, endRow, lines) {
+    const lastRow = this.getLastRow()
+    if (endRow > lastRow) {
+      const lastLine = this.getLine(lastRow)
+      this.doc.replaceRange(
+        lines.join('\n'),
+        { line: startRow, ch: 0 },
+        { line: lastRow, ch: lastLine.length }
+      )
+    } else {
+      this.doc.replaceRange(
+        lines.join('\n') + '\n',
+        { line: startRow, ch: 0 },
+        { line: endRow, ch: 0 }
+      )
+    }
+  }
+
+  transact (func) {
+    this.transaction = true
+    func()
+    this.transaction = false
+    if (this.onDidFinishTransaction) {
+      this.onDidFinishTransaction.call(undefined)
+    }
+  }
+}