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Code Issues Releases Wiki Activity

sync unread state to server via mutation observer

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This commit is contained in:
Andrew Dolgov
2018-12-10 20:50:44 +03:00
parent e5efde26ac
commit d9bf0f17c6
3 changed files with 35 additions and 108 deletions
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80
js/Headlines.js
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@@ -6,7 +6,6 @@ define(["dojo/_base/declare"], function (declare) {
_headlines_scroll_timeout: 0,
headlines: [],
current_first_id: 0,
catchup_id_batch: [],
row_observer: new MutationObserver((mutations) => {
const modified = [];
@@ -45,6 +44,8 @@ define(["dojo/_base/declare"], function (declare) {
const ops = {
tmark: [],
tpub: [],
read: [],
unread: [],
};
modified.each(function(m) {
@@ -53,6 +54,9 @@ define(["dojo/_base/declare"], function (declare) {
if (m.old.published != m.new.published)
ops.tpub.push(m.id);
if (m.old.unread != m.new.unread)
m.new.unread ? ops.unread.push(m.id) : ops.read.push(m.id);
});
if (ops.tmark.length != 0)
@@ -67,7 +71,19 @@ define(["dojo/_base/declare"], function (declare) {
App.handleRpcJson(transport);
});
},
if (ops.read.length != 0)
xhrPost("backend.php",
{ op: "rpc", method: "catchupSelected", ids: ops.read.toString(), cmode: 0}, (transport) => {
App.handleRpcJson(transport);
});
if (ops.unread.length != 0)
xhrPost("backend.php",
{ op: "rpc", method: "catchupSelected", ids: ops.unread.toString(), cmode: 1}, (transport) => {
App.handleRpcJson(transport);
});
},
click: function (event, id, in_body) {
in_body = in_body || false;
@@ -188,11 +204,7 @@ define(["dojo/_base/declare"], function (declare) {
const row = rows[i];
if ($("headlines-frame").scrollTop > (row.offsetTop + row.offsetHeight / 2)) {
const id = row.getAttribute("data-article-id")
if (this.catchup_id_batch.indexOf(id) == -1)
this.catchup_id_batch.push(id);
row.removeClassName("Unread");
} else {
break;
}
@@ -625,8 +637,7 @@ define(["dojo/_base/declare"], function (declare) {
selectionToggleUnread: function (params) {
params = params || {};
const cmode = params.cmode || 2;
const callback = params.callback;
const cmode = params.cmode != undefined ? params.cmode : 2;
const no_error = params.no_error || false;
const ids = params.ids || Headlines.getSelected();
@@ -653,16 +664,6 @@ define(["dojo/_base/declare"], function (declare) {
}
}
});
const query = {
op: "rpc", method: "catchupSelected",
cmode: cmode, ids: ids.toString()
};
xhrPost("backend.php", query, (transport) => {
App.handleRpcJson(transport);
if (callback) callback(transport);
});
},
selectionToggleMarked: function (ids) {
ids = ids || Headlines.getSelected();
@@ -798,7 +799,7 @@ define(["dojo/_base/declare"], function (declare) {
const row = $("RROW-" + id);
if (row) {
const origClassName = row.className;
//const origClassName = row.className;
if (cmode == undefined) cmode = 2;
@@ -813,12 +814,6 @@ define(["dojo/_base/declare"], function (declare) {
row.toggleClassName("Unread");
break;
}
if (row.className != origClassName)
xhrPost("backend.php",
{op: "rpc", method: "catchupSelected", cmode: cmode, ids: id}, (transport) => {
App.handleRpcJson(transport);
});
}
},
selectionRemoveLabel: function (id, ids) {
@@ -1043,38 +1038,7 @@ define(["dojo/_base/declare"], function (declare) {
return;
}
Headlines.selectionToggleUnread({callback: Feeds.reloadCurrent, no_error: 1});
},
catchupBatched: function (callback) {
console.log("catchupBatched, size=", this.catchup_id_batch.length);
if (this.catchup_id_batch.length > 0) {
// make a copy of the array
const batch = this.catchup_id_batch.slice();
const query = {
op: "rpc", method: "catchupSelected",
cmode: 0, ids: batch.toString()
};
xhrPost("backend.php", query, (transport) => {
const reply = App.handleRpcJson(transport);
if (reply) {
const batch = reply.ids;
batch.each(function (id) {
const elem = $("RROW-" + id);
if (elem) elem.removeClassName("Unread");
Headlines.catchup_id_batch.remove(id);
});
}
if (callback) callback();
});
} else {
if (callback) callback();
}
Headlines.selectionToggleUnread({ids: rows, cmode: 0});
},
catchupRelativeTo: function (below, id) {