federating my verse (iceshrimp & mastodon API compat, read-only)

src/user/user.js

@@ -0,0 +1,83 @@
+import Instance from '../instance.js';
+import Emoji from '../emoji.js';
+
+let user_cache = Object;
+
+export default class User {
+    id;
+    nickname;
+    username;
+    host;
+    avatar_url;
+    emojis;
+
+    static resolve_id(id) {
+        return user_cache[id];
+    }
+
+    static resolve_mention(mention) {
+        for (let i = 0; i < Object.keys(user_cache).length; i++) {
+            let user = user_cache[Object.keys(user_cache)[i]];
+            if (user.mention === mention) return user;
+        }
+    }
+
+    static parse(data) {
+        const instance = Instance.get_instance();
+        let user = null;
+        switch (instance.type) {
+            case Instance.types.ICESHRIMP:
+                user = User.#parse_iceshrimp(data);
+                break;
+            case Instance.types.MASTODON:
+                user = User.#parse_mastodon(data);
+                break;
+            default:
+                break;
+        }
+        if (!user) {
+            console.error("Error while parsing user data");
+            return null;
+        }
+        user_cache[user.id] = user;
+        return user;
+    }
+
+    static #parse_iceshrimp(data) {
+        let user = new User();
+        user.id = data.id;
+        user.nickname = data.name;
+        user.username = data.username;
+        user.host = data.host || Instance.get_instance().host;
+        user.avatar_url = data.avatarUrl;
+        user.emojis = [];
+        data.emojis.forEach(emoji => {
+            user.emojis.push(Emoji.parse(emoji, user.host));
+        });
+        return user;
+    }
+
+    static #parse_mastodon(data) {
+        let user = new User();
+        user.id = data.id;
+        user.nickname = data.display_name;
+        user.username = data.username;
+        user.host = data.acct.search('@') ? data.acct.substring(data.acct.search('@') + 1) : instance.host;
+        user.avatar_url = data.avatar;
+        user.emojis = [];
+        data.emojis.forEach(emoji => {
+            user.emojis.push(Emoji.parse(emoji, user.host));
+        });
+        return user;
+    }
+
+    get name() {
+        return this.nickname || this.username;
+    }
+
+    get mention() {
+        let res = "@" + this.username;
+        if (this.host) res += "@" + this.host;
+        return res;
+    }
+}