修改配置失败时配置回退

* 问题出在我应该根据 State 决定组件状态而不是组件状态决定 State
* 踩坑了, 浪费我时间, 唉

client/api/ApiCallbackMessage.ts

@@ -1,3 +1,6 @@
+type ErrorCausedBy =
+    'NOT_IN_THIS_CHAT_MEMBER_LIST'
+
 type ApiCallbackMessage = {
     msg: string,
     /**
@@ -8,9 +11,9 @@ type ApiCallbackMessage = {
      * 404: Not Found
      * 500: 伺服器端錯誤
      * 501: 伺服器端不支持請求的功能
-     * -1:  客戶端錯誤
      */
-    code: 200 | 400 | 401 | 403 | 404 | 500 | 501 | -1
-    data?: { [key: string]: unknown }
+    code: 200 | 400 | 401 | 403 | 404 | 500 | 501 | -1,
+    data?: { [key: string]: unknown },
+    caused_by?: ErrorCausedBy,
 }
 export default ApiCallbackMessage

client/ui/chat/ChatFragment.tsx

@@ -25,6 +25,8 @@ import SelectPreference from '../preference/SelectPreference.tsx'
 import TextFieldPreference from '../preference/TextFieldPreference.tsx'
 import Preference from '../preference/Preference.tsx'
 import GroupSettings from "../../api/client_data/GroupSettings.ts"
+import PreferenceUpdater from "../preference/PreferenceUpdater.ts"
+import SystemMessage from "./SystemMessage.tsx"
 
 interface Args extends React.HTMLAttributes<HTMLElement> {
     target: string
@@ -65,7 +67,6 @@ export default function ChatFragment({ target, showReturnButton, onReturnButtonC
     } as Chat)
 
     const [tabItemSelected, setTabItemSelected] = React.useState('None')
-    const [groupPreferenceDefaultValue, setGroupPreferenceDefaultValue] = React.useState<GroupSettings>({})
     const tabRef = React.useRef<Tab>(null)
     const chatPanelRef = React.useRef<HTMLElement>(null)
     useEventListener(tabRef, 'change', () => {
@@ -85,9 +86,7 @@ export default function ChatFragment({ target, showReturnButton, onReturnButtonC
 
         setTabItemSelected("Chat")
         if (re.data!.type == 'group') {
-            setGroupPreferenceDefaultValue(re.data!.settings as GroupSettings)
-            groupPreferenceStore.setter(re.data!.settings as GroupSettings)
-            console.log(re.data!.settings as GroupSettings)
+            groupPreferenceStore.setState(re.data!.settings as GroupSettings)
         }
         setTimeout(() => {
             chatPanelRef.current!.scrollTo({
@@ -105,7 +104,12 @@ export default function ChatFragment({ target, showReturnButton, onReturnButtonC
             page: page.current,
         })
 
-        if (checkApiSuccessOrSncakbar(re, "拉取对话记录失败")) return
+        if (re.caused_by == 'NOT_IN_THIS_CHAT_MEMBER_LIST')
+            return setMessagesList([{
+                text: '您未在群成员之中, 请等待管理员审批...',
+            }] as Message[])
+        else if(checkApiSuccessOrSncakbar(re, "拉取对话记录失败"))
+             return
         const returnMsgs = (re.data!.messages as Message[]).reverse()
         page.current++
         if (returnMsgs.length == 0) {
@@ -219,18 +223,13 @@ export default function ChatFragment({ target, showReturnButton, onReturnButtonC
     })
 
     const groupPreferenceStore = new PreferenceStore<GroupSettings>()
-    groupPreferenceStore.setOnUpdate(async (value) => {
+    groupPreferenceStore.setOnUpdate(async (value, oldvalue) => {
         const re = await Client.invoke("Chat.updateSettings", {
             token: data.access_token,
             target,
             settings: value,
         })
-        if (checkApiSuccessOrSncakbar(re, "更新设定失败")) return
-
-        setChatInfo(JSON.parse(JSON.stringify({
-            ...chatInfo,
-            settings: value as object,
-        })))
+        if (checkApiSuccessOrSncakbar(re, "更新设定失败")) return groupPreferenceStore.setState(oldvalue)
     })
 
     return (
@@ -257,6 +256,7 @@ export default function ChatFragment({ target, showReturnButton, onReturnButtonC
                 <mdui-tab value="Chat">{
                     chatInfo.title
                 }</mdui-tab>
+                {chatInfo.type == 'group' && <mdui-tab value="NewMemberRequests">入群申请</mdui-tab>}
                 <mdui-tab value="Settings">设置</mdui-tab>
                 <mdui-tab value="None" style={{ display: 'none' }}></mdui-tab>
                 <div style={{
@@ -330,7 +330,7 @@ export default function ChatFragment({ target, showReturnButton, onReturnButtonC
                                     const lastDate = date
                                     date = new Date(msg.time)
 
-                                    const msgElement = <Element_Message
+                                    const msgElement = msg.user_id == null ? <SystemMessage>{msg.text}</SystemMessage> : <Element_Message
                                         rawData={msg.text}
                                         renderHTML={rendeText}
                                         message={msg}
@@ -343,6 +343,7 @@ export default function ChatFragment({ target, showReturnButton, onReturnButtonC
                                     return (
                                         <>
                                             {
+                                                msg.user_id != null &&
                                                 (date.getMinutes() != lastDate.getMinutes() || date.getDate() != lastDate.getDate() || date.getMonth() != lastDate.getMonth() || date.getFullYear() != lastDate.getFullYear())
                                                 && <mdui-tooltip content={`${date.getFullYear()}年${date.getMonth() + 1}月${date.getDate()}日  ${date.getHours()}:${date.getMinutes()}:${date.getSeconds()}`}>
                                                     <div style={{
@@ -449,6 +450,15 @@ export default function ChatFragment({ target, showReturnButton, onReturnButtonC
                         </div>
                     </div>
                 </mdui-tab-panel>
+                {
+                    chatInfo.type == 'group' && <mdui-tab-panel slot="panel" value="NewMemberRequests" style={{
+                        display: tabItemSelected == "NewMemberRequests" ? "flex" : "none",
+                        flexDirection: "column",
+                        height: "100%",
+                    }}>
+                        未制作
+                    </mdui-tab-panel>
+                }
                 <mdui-tab-panel slot="panel" value="Settings" style={{
                     display: tabItemSelected == "Settings" ? "flex" : "none",
                     flexDirection: "column",
@@ -456,48 +466,50 @@ export default function ChatFragment({ target, showReturnButton, onReturnButtonC
                 }}>
                     {
                         chatInfo.type == 'group' && <PreferenceLayout>
-                            <PreferenceHeader
-                                title="群组管理" />
-                            <Preference
-                                title="群组成员列表"
-                                icon="group"
-                                disabled={true}
-                                description="别看了, 还没做" />
-                            <PreferenceHeader
-                                title="入群设定" />
-                            <SwitchPreference
-                                title="允许入群"
-                                icon="person_add"
-                                defaultState={groupPreferenceDefaultValue.allow_new_member_join || false}
-                                updater={groupPreferenceStore.updater('allow_new_member_join')} />
-                            <SwitchPreference
-                                title="允许成员邀请"
-                                description="目前压根没有这项功能, 甚至还不能查看成员列表, 以后再说吧"
-                                icon="_"
-                                disabled={true}
-                                defaultState={groupPreferenceDefaultValue.allow_new_member_from_invitation || false}
-                                updater={groupPreferenceStore.updater('allow_new_member_from_invitation')} />
-                            <SelectPreference
-                                title="入群验证方式"
-                                icon="_"
-                                selections={{
-                                    disabled: "无需验证",
-                                    allowed_by_admin: "只需要管理员批准 (WIP)",
-                                    answered_and_allowed_by_admin: "需要回答问题并获得管理员批准 (WIP)",
-                                }}
-                                disabled={!groupPreferenceStore.value.allow_new_member_join}
-                                updater={groupPreferenceStore.updater('new_member_join_method')}
-                                defaultCheckedId={groupPreferenceDefaultValue.new_member_join_method || 'disabled'} />
-                            {
-                                groupPreferenceStore.value.new_member_join_method == 'answered_and_allowed_by_admin'
-                                && <TextFieldPreference
-                                    title="设置问题"
-                                    icon="_"
-                                    description="WIP"
-                                    defaultState={groupPreferenceDefaultValue.answered_and_allowed_by_admin_question || ''}
+                            <PreferenceUpdater.Provider value={groupPreferenceStore.createUpdater()}>
+                                <PreferenceHeader
+                                    title="群组管理" />
+                                <Preference
+                                    title="群组成员列表"
+                                    icon="group"
                                     disabled={true}
-                                    updater={groupPreferenceStore.updater('answered_and_allowed_by_admin_question')} />
-                            }
+                                    description="别看了, 还没做" />
+                                <PreferenceHeader
+                                    title="入群设定" />
+                                <SwitchPreference
+                                    title="允许入群"
+                                    icon="person_add"
+                                    id="allow_new_member_join"
+                                    state={groupPreferenceStore.state.allow_new_member_join || false} />
+                                <SwitchPreference
+                                    title="允许成员邀请"
+                                    description="目前压根没有这项功能, 甚至还不能查看成员列表, 以后再说吧"
+                                    id="allow_new_member_from_invitation"
+                                    icon="_"
+                                    disabled={true}
+                                    state={groupPreferenceStore.state.allow_new_member_from_invitation || false} />
+                                <SelectPreference
+                                    title="入群验证方式"
+                                    icon="_"
+                                    id="new_member_join_method"
+                                    selections={{
+                                        disabled: "无需验证",
+                                        allowed_by_admin: "只需要管理员批准 (WIP)",
+                                        answered_and_allowed_by_admin: "需要回答问题并获得管理员批准 (WIP)",
+                                    }}
+                                    disabled={!groupPreferenceStore.state.allow_new_member_join}
+                                    state={groupPreferenceStore.state.new_member_join_method || 'disabled'} />
+                                {
+                                    groupPreferenceStore.state.new_member_join_method == 'answered_and_allowed_by_admin'
+                                    && <TextFieldPreference
+                                        title="设置问题"
+                                        icon="_"
+                                        id="answered_and_allowed_by_admin_question"
+                                        description="WIP"
+                                        state={groupPreferenceStore.state.answered_and_allowed_by_admin_question || ''}
+                                        disabled={true} />
+                                }
+                            </PreferenceUpdater.Provider>
                         </PreferenceLayout>
                     }
                     {

client/ui/chat/SystemMessage.tsx

@@ -1,8 +1,5 @@
-/**
- * 一条系统提示消息
- * @returns { React.JSX.Element }
- */
-export default function SystemMessage({ children } = {}) {
+
+export default function SystemMessage({ children }: React.HTMLAttributes<HTMLElement>) {
     return (
         <div style={{
             width: '100%',

client/ui/preference/PreferenceStore.ts

@@ -1,26 +1,27 @@
 import React from 'react'
 
 export default class PreferenceStore<T extends object> {
-    declare value: T
-    declare setter: React.Dispatch<React.SetStateAction<T>>
-    declare onUpdate: (value: unknown) => void
+    declare onUpdate: (value: T, oldvalue: T) => void
+    declare state: T
+    declare setState: React.Dispatch<React.SetStateAction<T>>
     constructor() {
-        const _ = React.useState<T>({} as T)
-        this.value = _[0]
-        this.setter = _[1]
+        const _ = React.useState({} as T)
+        this.state = _[0]
+        this.setState = _[1]
     }
-    // 创建一个用于子选项的更新函数
-    updater(key: string) {
-        return (value: unknown) => {
-            const newValue = JSON.parse(JSON.stringify({
-                ...this.value,
+
+    createUpdater() {
+        return (key: string, value: unknown) => {
+            const oldvalue = this.state
+            const newValue = {
+                ...this.state,
                 [key]: value,
-            }))
-            this.setter(newValue)
-            this.onUpdate?.(newValue)
+            }
+            this.setState(newValue)
+            this.onUpdate?.(newValue, oldvalue)
         }
     }
-    setOnUpdate(onUpdate: (value: unknown) => void) {
+    setOnUpdate(onUpdate: (value: T, oldvalue: T) => void) {
         this.onUpdate = onUpdate
     }
 }

client/ui/preference/PreferenceUpdater.ts

@@ -0,0 +1,6 @@
+import React from 'react'
+
+// deno-lint-ignore no-explicit-any
+const PreferenceUpdater = React.createContext<(key: string, value: unknown) => void>(null as any)
+
+export default PreferenceUpdater

client/ui/preference/SelectPreference.tsx

@@ -1,18 +1,19 @@
 import React from 'react'
 import { Dropdown } from 'mdui'
 import useEventListener from '../useEventListener.ts'
+import PreferenceUpdater from "./PreferenceUpdater.ts"
 
 interface Args extends React.HTMLAttributes<HTMLElement> {
     title: string
     icon: string
+    id: string
     disabled?: boolean
-    updater: (value: unknown) => void
     selections: { [id: string]: string }
-    defaultCheckedId: string
+    state: string
 }
 
-export default function SelectPreference({ title, icon, updater, selections, defaultCheckedId, disabled }: Args) {
-    const [checkedId, setCheckedId] = React.useState(defaultCheckedId)
+export default function SelectPreference({ title, icon, id: preferenceId, selections, state, disabled }: Args) {
+    const updater = React.useContext(PreferenceUpdater)
 
     const dropDownRef = React.useRef<Dropdown>(null)
     const [isDropDownOpen, setDropDownOpen] = React.useState(false)
@@ -30,14 +31,13 @@ export default function SelectPreference({ title, icon, updater, selections, def
                 {
                     Object.keys(selections).map((id) =>
                         // @ts-ignore: selected 确实存在, 但是并不对外公开使用
-                        <mdui-menu-item key={id} selected={checkedId == id ? true : undefined} onClick={() => {
-                            setCheckedId(id)
-                            updater(id)
+                        <mdui-menu-item key={id} selected={state == id ? true : undefined} onClick={() => {
+                            updater(preferenceId, id)
                         }}>{selections[id]}</mdui-menu-item>
                     )
                 }
             </mdui-menu>
         </mdui-dropdown>
-        <span slot="description">{selections[checkedId]}</span>
+        <span slot="description">{selections[state]}</span>
     </mdui-list-item>
 }

client/ui/preference/SwitchPreference.tsx

@@ -1,25 +1,27 @@
 import { Switch } from 'mdui'
 import React from 'react'
+import PreferenceUpdater from "./PreferenceUpdater.ts"
 
 interface Args extends React.HTMLAttributes<HTMLElement> {
     title: string
+    id: string
     description?: string
     icon: string
-    updater: (value: unknown) => void
-    defaultState: boolean
+    state: boolean
     disabled?: boolean
 }
 
-export default function SwitchPreference({ title, icon, updater, disabled, description, defaultState }: Args) {
+export default function SwitchPreference({ title, icon, id, disabled, description, state }: Args) {
+    const updater = React.useContext(PreferenceUpdater)
+
     const switchRef = React.useRef<Switch>(null)
     
     React.useEffect(() => {
-        switchRef.current!.checked = defaultState
-    }, [defaultState])
+        switchRef.current!.checked = state
+    }, [state])
 
     return <mdui-list-item disabled={disabled ? true : undefined} rounded icon={icon} onClick={() => {
-        switchRef.current!.checked = !switchRef.current!.checked
-        updater(switchRef.current!.checked)
+        updater(id, !state)
     }}>
         {title}
         {description && <span slot="description">{description}</span>}

client/ui/preference/TextFieldPreference.tsx

@@ -1,17 +1,18 @@
 import React from 'react'
 import { prompt } from 'mdui'
+import PreferenceUpdater from "./PreferenceUpdater.ts"
 
 interface Args extends React.HTMLAttributes<HTMLElement> {
     title: string
     description?: string
     icon: string
-    updater: (value: unknown) => void
-    defaultState: string
+    id: string
+    state: string
     disabled?: boolean
 }
 
-export default function TextFieldPreference({ title, icon, description, updater, defaultState, disabled }: Args) {
-    const [ text, setText ] = React.useState(defaultState)
+export default function TextFieldPreference({ title, icon, description, id, state, disabled }: Args) {
+    const updater = React.useContext(PreferenceUpdater)
     
     return <mdui-list-item icon={icon} rounded disabled={disabled ? true : undefined} onClick={() => {
         prompt({
@@ -19,13 +20,12 @@ export default function TextFieldPreference({ title, icon, description, updater,
             confirmText: "确定",
             cancelText: "取消",
             onConfirm: (value) => {
-                setText(value)
-                updater(value)
+                updater(id, value)
             },
             onCancel: () => {},
             textFieldOptions: {
                 label: description,
-                value: text,
+                value: state,
             },
         })
     }}>

server/api/ApiCallbackMessage.ts

@@ -1,3 +1,6 @@
+type ErrorCausedBy =
+    'NOT_IN_THIS_CHAT_MEMBER_LIST'
+
 type ApiCallbackMessage = {
     msg: string,
     /**
@@ -11,5 +14,6 @@ type ApiCallbackMessage = {
      */
     code: 200 | 400 | 401 | 403 | 404 | 500 | 501,
     data?: { [key: string]: unknown },
+    caused_by?: ErrorCausedBy,
 }
 export default ApiCallbackMessage

server/api/ChatApi.ts

@@ -10,6 +10,8 @@ import TokenManager from "./TokenManager.ts"
 import ChatPrivate from "../data/ChatPrivate.ts"
 import ChatGroup from "../data/ChatGroup.ts"
 import GroupSettingsBean from "../data/GroupSettingsBean.ts"
+import ChatAdminLinker from "../data/ChatAdminLinker.ts"
+import AdminPermissions from "../data/AdminPermissions.ts"
 
 export default class ChatApi extends BaseApi {
     override getName(): string {
@@ -38,10 +40,6 @@ export default class ChatApi extends BaseApi {
                 code: 404,
                 msg: "对话不存在",
             }
-            if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
-                msg: "用户无权访问此对话",
-            }
 
             // 私聊
             if (chat!.bean.type == 'private') {
@@ -102,7 +100,7 @@ export default class ChatApi extends BaseApi {
                 msg: "对话不存在",
             }
             if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
+                code: 403,
                 msg: "用户无权访问此对话",
             }
 
@@ -161,8 +159,9 @@ export default class ChatApi extends BaseApi {
                 msg: "对话不存在",
             }
             if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
+                code: 403,
                 msg: "用户无权访问此对话",
+                caused_by: 'NOT_IN_THIS_CHAT_MEMBER_LIST',
             }
 
             return {
@@ -198,7 +197,7 @@ export default class ChatApi extends BaseApi {
                 msg: "对话不存在",
             }
             if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
+                code: 403,
                 msg: "用户无权访问此对话",
             }
 
@@ -238,6 +237,44 @@ export default class ChatApi extends BaseApi {
             }
             const chat = ChatPrivate.findOrCreateForPrivate(user, targetUser)
 
+            return {
+                code: 200,
+                msg: '成功',
+                data: {
+                    chat_id: chat.bean.id,
+                }
+            }
+        })
+        /**
+         * 加入群组
+         * @param token 令牌
+         * @param target ID
+         */
+        this.registerEvent("Chat.requestJoinGroup", (args, { deviceId }) => {
+            if (this.checkArgsMissing(args, ['token', 'target'])) 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 (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
+                code: 403,
+                msg: "用户无权访问此对话",
+            }
+            
+            
+
             return {
                 code: 200,
                 msg: '成功',
@@ -280,7 +317,11 @@ export default class ChatApi extends BaseApi {
             chat.addMembers([
                 user.bean.id,
             ])
+            chat.addAdmin(user.bean.id, [
+                AdminPermissions.OWNER,
+            ])
             user.addContact(chat.bean.id)
+            MessagesManager.getInstanceForChat(chat).addSystemMessage("群组已创建")
 
             return {
                 code: 200,
@@ -316,7 +357,13 @@ export default class ChatApi extends BaseApi {
             }
 
             if (chat.bean.type == 'group')
-                ChatGroup.fromChat(chat).getSettings().update(args.settings as GroupSettingsBean)
+                if (ChatAdminLinker.checkAdminIsLinkedToChat(user.bean.id, chat.bean.id))
+                    ChatGroup.fromChat(chat).getSettings().update(args.settings as GroupSettingsBean)
+                else
+                    return {
+                        code: 403,
+                        msg: "没有此权限",
+                    }
 
             return {
                 code: 200,
@@ -348,7 +395,7 @@ export default class ChatApi extends BaseApi {
                 msg: "对话不存在",
             }
             if (!UserChatLinker.checkUserIsLinkedToChat(token.author, chat!.bean.id)) return {
-                code: 400,
+                code: 403,
                 msg: "用户无权访问此对话",
             }
 

server/data/Chat.ts

@@ -83,8 +83,14 @@ export default class Chat {
 
     addAdmin(userId: string, permission: string[] | string) {
         ChatAdminLinker.linkAdminAndChat(userId, this.bean.id)
+        this.setAdminPermissions(userId, permission)
+    }
+    setAdminPermissions(userId: string, permission: string[] | string) {
         ChatAdminLinker.updatePermissions(userId, this.bean.id, permission instanceof Array ? JSON.stringify(permission) : permission)
     }
+    removeAdmins(userIds: string[]) {
+        userIds.forEach((v) => ChatAdminLinker.unlinkAdminAndChat(v, this.bean.id))
+    }
     getMembersList() {
         return UserChatLinker.getChatMembers(this.bean.id)
     }

server/data/MessagesManager.ts

@@ -27,7 +27,7 @@ export default class MessagesManager {
             CREATE TABLE IF NOT EXISTS ${this.getTableName()} (
                 /* 序号, MessageId */ id INTEGER PRIMARY KEY AUTOINCREMENT,
                 /* 消息文本 */ text TEXT NOT NULL,
-                /* 发送者 */ user_id TEXT NOT NULL,
+                /* 发送者 */ user_id TEXT,
                 /* 发送时间 */ time INT8 NOT NULL
             );
        `)