FEAT(灵车 WIP): CHAT SETTINGS

server/data/ChatGroup.ts

@@ -1,8 +1,41 @@
 import chalk from "chalk"
 import Chat from "./Chat.ts"
 import User from "./User.ts"
+import GroupSettingsBean from "./GroupSettingsBean.ts"
+
+class GroupSettings {
+    declare chat: ChatGroup
+    declare settings: GroupSettingsBean
+    constructor(chat: ChatGroup) {
+        this.chat = chat
+        this.settings = JSON.parse(chat.bean.settings)
+    }
+
+    update(bean: GroupSettingsBean) {
+        const updateValue = (key: string) => {
+            if (key in bean)
+                this.settings[key] = bean[key]
+        }
+        for (const k of [
+            'allow_new_member_join',
+            'allow_new_member_from_invitation',
+            'new_member_join_method',
+            'answered_and_allowed_by_admin_question',
+        ])
+            updateValue(k)
+
+        this.apply()
+    }
+    apply() {
+        this.chat.setAttr('settings', JSON.stringify(this.settings))
+    }
+}
 
 export default class ChatGroup extends Chat {
+    getSettings() {
+        return new GroupSettings(this)
+    }
+
     static fromChat(chat: Chat) {
         return new ChatGroup(chat.bean)
     }

server/data/GroupSettingsBean.ts

@@ -0,0 +1,10 @@
+interface GroupSettingsBean {
+    allow_new_member_join?: boolean
+    allow_new_member_from_invitation?: boolean
+    new_member_join_method?: 'disabled' | 'allowed_by_admin' | 'answered_and_allowed_by_admin'
+    answered_and_allowed_by_admin_question?: string
+
+    [key: string]: unknown
+}
+
+export default GroupSettingsBean