From 0df114961868d07dabba0a1bea7fd3e3c285d664 Mon Sep 17 00:00:00 2001
From: CrescentLeaf <crescentleaf@noreply.codeberg.org>
Date: Wed, 8 Oct 2025 02:51:58 +0800
Subject: [PATCH] =?UTF-8?q?FEAT(=E7=81=B5=E8=BD=A6=20WIP):=20CHAT=20SETTIN?=
 =?UTF-8?q?GS?=
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---
 client/api/client_data/GroupSettings.ts | 10 +++++++
 server/api/ChatApi.ts                   | 40 +++++++++++++++++++++++--
 server/data/ChatGroup.ts                | 33 ++++++++++++++++++++
 server/data/GroupSettingsBean.ts        | 10 +++++++
 4 files changed, 91 insertions(+), 2 deletions(-)
 create mode 100644 client/api/client_data/GroupSettings.ts
 create mode 100644 server/data/GroupSettingsBean.ts

diff --git a/client/api/client_data/GroupSettings.ts b/client/api/client_data/GroupSettings.ts
new file mode 100644
index 0000000..14a007e
--- /dev/null
+++ b/client/api/client_data/GroupSettings.ts
@@ -0,0 +1,10 @@
+interface GroupSettings {
+    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 GroupSettings
diff --git a/server/api/ChatApi.ts b/server/api/ChatApi.ts
index c2a1751..8b344a1 100644
--- a/server/api/ChatApi.ts
+++ b/server/api/ChatApi.ts
@@ -9,6 +9,7 @@ import BaseApi from "./BaseApi.ts"
 import TokenManager from "./TokenManager.ts"
 import ChatPrivate from "../data/ChatPrivate.ts"
 import ChatGroup from "../data/ChatGroup.ts"
+import GroupSettingsBean from "../data/GroupSettingsBean.ts"
 
 export default class ChatApi extends BaseApi {
     override getName(): string {
@@ -53,7 +54,8 @@ export default class ChatApi extends BaseApi {
                         id: args.target as string,
                         type: chat.bean.type,
                         title: chat.getTitle(mine),
-                        avatar: chat.getAvatarFileHash(mine) ? "uploaded_files/" + chat.getAvatarFileHash(mine) : undefined
+                        avatar: chat.getAvatarFileHash(mine) ? "uploaded_files/" + chat.getAvatarFileHash(mine) : undefined,
+                        settings: JSON.parse(chat.bean.settings),
                     }
                 }
             }
@@ -65,7 +67,8 @@ export default class ChatApi extends BaseApi {
                         id: args.target as string,
                         type: chat.bean.type,
                         title: chat.getTitle(),
-                        avatar: chat.getAvatarFileHash() ? "uploaded_files/" + chat.getAvatarFileHash() : undefined
+                        avatar: chat.getAvatarFileHash() ? "uploaded_files/" + chat.getAvatarFileHash() : undefined,
+                        settings: JSON.parse(chat.bean.settings),
                     }
                 }
             }
@@ -287,6 +290,39 @@ export default class ChatApi extends BaseApi {
                 }
             }
         })
+        /**
+         * 更新设定
+         * @param token 令牌
+         * @param title 名称
+         * @param [id] 群组 ID
+         */
+        this.registerEvent("Chat.updateSettings", (args, { deviceId }) => {
+            if (this.checkArgsMissing(args, ['token', 'target', 'settings'])) return {
+                msg: "参数缺失",
+                code: 400,
+            }
+
+            const token = TokenManager.decode(args.token as string)
+            if (!this.checkToken(token, deviceId)) return {
+                code: 401,
+                msg: "令牌无效",
+            }
+            const user = User.findById(token.author) as User
+            
+            const chat = Chat.findById(args.target as string)
+            if (chat == null) return {
+                code: 404,
+                msg: "对话不存在",
+            }
+
+            if (chat.bean.type == 'group')
+                ChatGroup.fromChat(chat).getSettings().update(args.settings as GroupSettingsBean)
+
+            return {
+                code: 200,
+                msg: '成功',
+            }
+        })
         /**
          * 从私聊获取对方的 UserId
          * @param token 令牌
diff --git a/server/data/ChatGroup.ts b/server/data/ChatGroup.ts
index e09260b..25cc66b 100644
--- a/server/data/ChatGroup.ts
+++ b/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)
     }
diff --git a/server/data/GroupSettingsBean.ts b/server/data/GroupSettingsBean.ts
new file mode 100644
index 0000000..5bad577
--- /dev/null
+++ b/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