discourse/app/assets/javascripts/select-kit/addon/components/icon-picker.js
Penar Musaraj b6f64a70f0
UX: Add "filter for more" to icon picker (#25263)
Repurposes the existing "filter for more" row from the tag drop component.
2024-01-23 21:53:13 +01:00

126 lines
3.3 KiB
JavaScript

import { computed } from "@ember/object";
import $ from "jquery";
import { ajax } from "discourse/lib/ajax";
import { isDevelopment } from "discourse-common/config/environment";
import { makeArray } from "discourse-common/lib/helpers";
import {
convertIconClass,
disableMissingIconWarning,
enableMissingIconWarning,
} from "discourse-common/lib/icon-library";
import FilterForMore from "select-kit/components/filter-for-more";
import MultiSelectComponent from "select-kit/components/multi-select";
import { MAIN_COLLECTION } from "select-kit/components/select-kit";
const MORE_ICONS_COLLECTION = "MORE_ICONS_COLLECTION";
const MAX_RESULTS_RETURNED = 200;
// Matches max returned results from icon_picker_search in svg_sprite_controller.rb
export default MultiSelectComponent.extend({
pluginApiIdentifiers: ["icon-picker"],
classNames: ["icon-picker"],
init() {
this._super(...arguments);
this._cachedIconsList = null;
this._resultCount = 0;
if (isDevelopment()) {
disableMissingIconWarning();
}
this.insertAfterCollection(MAIN_COLLECTION, MORE_ICONS_COLLECTION);
},
modifyComponentForCollection(collection) {
if (collection === MORE_ICONS_COLLECTION) {
return FilterForMore;
}
},
modifyContentForCollection(collection) {
if (collection === MORE_ICONS_COLLECTION) {
return {
shouldShowMoreTip: this._resultCount === MAX_RESULTS_RETURNED,
};
}
},
content: computed("value.[]", function () {
return makeArray(this.value).map(this._processIcon);
}),
search(filter = "") {
if (filter === "" && this._cachedIconsList?.length) {
this._resultCount = this._cachedIconsList.length;
return this._cachedIconsList;
} else {
return ajax("/svg-sprite/picker-search", {
data: {
filter,
only_available: this.onlyAvailable,
},
}).then((icons) => {
icons = icons.map(this._processIcon);
if (filter === "") {
this._cachedIconsList = icons;
}
this._resultCount = icons.length;
return icons;
});
}
},
_processIcon(icon) {
const iconName = typeof icon === "object" ? icon.id : icon,
strippedIconName = convertIconClass(iconName);
const spriteEl = "#svg-sprites",
holder = "ajax-icon-holder";
if (typeof icon === "object") {
if ($(`${spriteEl} .${holder}`).length === 0) {
$(spriteEl).append(
`<div class="${holder}" style='display: none;'></div>`
);
}
if (!$(`${spriteEl} symbol#${strippedIconName}`).length) {
$(`${spriteEl} .${holder}`).append(
`<svg xmlns='http://www.w3.org/2000/svg'>${icon.symbol}</svg>`
);
}
}
return {
id: iconName,
name: iconName,
icon: strippedIconName,
};
},
willDestroyElement() {
$("#svg-sprites .ajax-icon-holder").remove();
this._super(...arguments);
this._cachedIconsList = null;
this._resultCount = 0;
if (isDevelopment()) {
enableMissingIconWarning();
}
},
actions: {
onChange(value, item) {
if (this.selectKit.options.maximum === 1) {
value = value.length ? value[0] : null;
item = item.length ? item[0] : null;
}
this.onChange?.(value, item);
},
},
});