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pull/5759/head
Luke Barnard 2017-12-01 18:18:48 +00:00
parent cc4890f0b8
commit e80c4fadea
1 changed files with 13 additions and 16 deletions
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29
src/components/structures/RoomSubList.js
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@ -327,40 +327,37 @@ var RoomSubList = React.createClass({
},
calcManualOrderTagData: function(room) {
var index = this.state.sortedList.indexOf(room);
const index = this.state.sortedList.indexOf(room);
// we sort rooms by the lexicographic ordering of the 'order' metadata on their tags.
// for convenience, we calculate this for now a floating point number between 0.0 and 1.0.
var orderA = 0.0; // by default we're next to the beginning of the list
let orderA = 0.0; // by default we're next to the beginning of the list
if (index > 0) {
var prevTag = this.state.sortedList[index - 1].tags[this.props.tagName];
const prevTag = this.state.sortedList[index - 1].tags[this.props.tagName];
if (!prevTag) {
console.error("Previous room in sublist is not tagged to be in this list. This should never happen.")
}
else if (prevTag.order === undefined) {
console.error("Previous room in sublist is not tagged to be in this list. This should never happen.");
} else if (prevTag.order === undefined) {
console.error("Previous room in sublist has no ordering metadata. This should never happen.");
}
else {
} else {
orderA = prevTag.order;
}
}
var orderB = 1.0; // by default we're next to the end of the list too
let orderB = 1.0; // by default we're next to the end of the list too
if (index < this.state.sortedList.length - 1) {
var nextTag = this.state.sortedList[index + 1].tags[this.props.tagName];
const nextTag = this.state.sortedList[index + 1].tags[this.props.tagName];
if (!nextTag) {
console.error("Next room in sublist is not tagged to be in this list. This should never happen.")
}
else if (nextTag.order === undefined) {
console.error("Next room in sublist is not tagged to be in this list. This should never happen.");
} else if (nextTag.order === undefined) {
console.error("Next room in sublist has no ordering metadata. This should never happen.");
}
else {
} else {
orderB = nextTag.order;
}
}
var order = (orderA + orderB) / 2.0;
const order = (orderA + orderB) / 2.0;
if (order === orderA || order === orderB) {
console.error("Cannot describe new list position. This should be incredibly unlikely.");
// TODO: renumber the list