[frogend] Emoji copy "Steal this look" (#1222)

* split emoji into local and remote, allow looking up remote emoji by toot url

* optimize some/all filtering

* fix local emoji routes

* implement copy action

* shortcode validation, don't wipe form on error

* copy & disable PATCH

* remove local toot acceptance for testing

* unused import

* parse emoji from account and status, get web_url from status uri

* fix url parse

* submit button loading info

* actually send category

* code cleanup, distinguish between account and status responses

* use loading icons

* fix loading icon on federation page

* require Loading element

* remove unused require

* query explanation, small accessibility tweaks

web/source/settings/lib/query/custom-emoji.js

@@ -18,8 +18,18 @@
 
 "use strict";
 
+const Promise = require("bluebird");
+
 const base = require("./base");
 
+function unwrap(res) {
+	if (res.error != undefined) {
+		throw res.error;
+	} else {
+		return res.data;
+	}
+}
+
 const endpoints = (build) => ({
 	getAllEmoji: build.query({
 		query: (params = {}) => ({
@@ -77,6 +87,93 @@ const endpoints = (build) => ({
 			url: `/api/v1/admin/custom_emojis/${id}`
 		}),
 		invalidatesTags: (res, error, id) => [{type: "Emojis", id}]
+	}),
+	searchStatusForEmoji: build.mutation({
+		query: (url) => ({
+			method: "GET",
+			url: `/api/v2/search?q=${encodeURIComponent(url)}&resolve=true&limit=1`
+		}),
+		transformResponse: (res) => {
+			/* Parses search response, prioritizing a toot result,
+			   and returns referenced custom emoji
+			*/
+			let type;
+
+			if (res.statuses.length > 0) {
+				type = "statuses";
+			} else if (res.accounts.length > 0) {
+				type = "accounts";
+			} else {
+				return {
+					type: "none"
+				};
+			}
+
+			let data = res[type][0];
+
+			return {
+				type,
+				domain: (new URL(data.url)).host, // to get WEB_DOMAIN, see https://github.com/superseriousbusiness/gotosocial/issues/1225
+				list: data.emojis
+			};
+		}
+	}),
+	patchRemoteEmojis: build.mutation({
+		queryFn: ({action, domain, list, category}, api, _extraOpts, baseQuery) => {
+			const data = [];
+			const errors = [];
+
+			return Promise.each(list, (emoji) => {
+				return Promise.try(() => {
+					return baseQuery({
+						method: "GET",
+						url: `/api/v1/admin/custom_emojis`,
+						params: {
+							filter: `domain:${domain},shortcode:${emoji.shortcode}`,
+							limit: 1
+						}
+					}).then(unwrap);
+				}).then(([lookup]) => {
+					if (lookup == undefined) { throw "not found"; }
+
+					let body = {
+						type: action
+					};
+
+					if (action == "copy") {
+						body.shortcode = emoji.localShortcode ?? emoji.shortcode;
+						if (category.trim().length != 0) {
+							body.category = category;
+						}
+					}
+
+					return baseQuery({
+						method: "PATCH",
+						url: `/api/v1/admin/custom_emojis/${lookup.id}`,
+						asForm: true,
+						body: body
+					}).then(unwrap);
+				}).then((res) => {
+					data.push([emoji.shortcode, res]);
+				}).catch((e) => {
+					console.error("emoji lookup for", emoji.shortcode, "failed:", e);
+					let msg = e.message ?? e;
+					if (e.data.error) {
+						msg = e.data.error;
+					}
+					errors.push([emoji.shortcode, msg]);
+				});
+			}).then(() => {
+				if (errors.length == 0) {
+					return { data };
+				} else {
+					return {
+						error: errors
+					};
+				}
+			});
+		},
+		invalidatesTags: () => [{type: "Emojis", id: "LIST"}]
 	})
 });