chore: directory migration - gateway→server, web→client/electron

client/harmony/entry/src/main/ets/pages/MainPage.ets

@@ -0,0 +1,648 @@
+/*
+ * AgentMail 鸿蒙客户端 — 主框架（底部 Tab 导航）
+ * 收件箱 / 会话 / 联系人 三个 TabContent
+ */
+import { ApiClient, ApiError } from '../api/ApiClient';
+import { MailApi, InboxResponse } from '../api/MailApi';
+import { AccountManager, AccountInfo } from '../api/AccountManager';
+import { SseService, SseEvent } from '../api/SseService';
+import { MailSummary, Session, Contact } from '../model/Models';
+import { MailDetailParams, ComposeParams } from '../model/RouteParams';
+import { promptAction } from '@kit.ArkUI';
+
+@Component
+struct InboxTab {
+  @State mails: MailSummary[] = [];
+  @State loading: boolean = false;
+  @State total: number = 0;
+  @State unread: number = 0;
+  @State error: string = '';
+  @State accountName: string = '';
+  @State accountFilter: string = 'all'; // 'all' 或 accountId
+  @State showAccountPicker: boolean = false;
+  @State accountList: AccountInfo[] = [];
+  private sseService: SseService | null = null;
+
+  aboutToAppear(): void {
+    const ctx = this.getUIContext().getHostContext();
+    if (ctx !== undefined) {
+      this.sseService = SseService.getInstance();
+      // 加载账号列表
+      const acctMgr: AccountManager = AccountManager.getInstance(ctx);
+      acctMgr.load().then(() => {
+        const active = acctMgr.getActiveAccount();
+        if (active !== null) {
+          this.accountName = active.displayName;
+        }
+        this.accountList = acctMgr.getAccounts();
+        if (this.accountList.length <= 1) {
+          this.accountFilter = 'all';
+        }
+      });
+      this.loadData();
+      // 全局 SSE 监听（所有账号的事件都会收到）；保存同一函数引用以便页面退出时移除。
+      this.sseService.addListener(this.onSseEvent);
+    }
+  }
+
+  aboutToDisappear(): void {
+    if (this.sseService !== null) {
+      this.sseService.removeListener(this.onSseEvent);
+    }
+  }
+
+  private onSseEvent = (event: SseEvent): void => {
+    if (event.type === 'new_mail') {
+      let sourceName: string = '';
+      for (let i = 0; i < this.accountList.length; i++) {
+        if (this.accountList[i].id === event.accountId) {
+          sourceName = this.accountList[i].displayName;
+          break;
+        }
+      }
+      promptAction.showToast({ message: sourceName.length > 0 ? '📨 ' + sourceName + ' 收到新邮件' : '📨 新邮件到达' });
+      this.loadData();
+    }
+  };
+
+  async loadData(): Promise<void> {
+    const ctx = this.getUIContext().getHostContext();
+    if (ctx === undefined) {
+      return;
+    }
+    this.loading = true;
+    this.error = '';
+    try {
+      const acctMgr: AccountManager = AccountManager.getInstance(ctx);
+      await acctMgr.load();
+      const allAccounts: AccountInfo[] = acctMgr.getAccounts();
+      this.accountList = allAccounts;
+
+      let filterExists: boolean = this.accountFilter === 'all';
+      for (let i = 0; i < allAccounts.length; i++) {
+        if (allAccounts[i].id === this.accountFilter) {
+          filterExists = true;
+          this.accountName = allAccounts[i].displayName;
+          break;
+        }
+      }
+      if (!filterExists) {
+        this.accountFilter = 'all';
+        this.accountName = '全部邮箱';
+      }
+
+      const mergedMails: MailSummary[] = [];
+      let mergedTotal: number = 0;
+
+      for (let i = 0; i < allAccounts.length; i++) {
+        const acct: AccountInfo = allAccounts[i];
+        if (this.accountFilter !== 'all' && this.accountFilter !== acct.id) {
+          continue;
+        }
+        try {
+          const accountClient: ApiClient = new ApiClient(ctx);
+          accountClient.setBase(acct.server);
+          accountClient.setToken(acct.token);
+          const response: InboxResponse = await new MailApi(accountClient).inbox('all', 50);
+          for (let j = 0; j < response.mails.length; j++) {
+            const mail: MailSummary = response.mails[j];
+            mail.source_account_id = acct.id;
+            mail.source_account_name = acct.displayName;
+            mergedMails.push(mail);
+          }
+          mergedTotal += response.total;
+        } catch (e) {
+          if (this.accountFilter !== 'all') {
+            throw e as ApiError;
+          }
+        }
+      }
+
+      mergedMails.sort((a: MailSummary, b: MailSummary) => {
+        if (a.created_at > b.created_at) {
+          return -1;
+        }
+        if (a.created_at < b.created_at) {
+          return 1;
+        }
+        return 0;
+      });
+      this.mails = mergedMails;
+      this.total = mergedTotal;
+
+      let unreadCount: number = 0;
+      for (let i = 0; i < this.mails.length; i++) {
+        if (this.mails[i].status === 'unread') {
+          unreadCount++;
+        }
+      }
+      this.unread = unreadCount;
+    } catch (e) {
+      const ae = e as ApiError;
+      this.error = ae.message.length > 0 ? ae.message : '加载失败';
+    } finally {
+      this.loading = false;
+    }
+  }
+
+  openCompose(): void {
+    let accountId: string = this.accountFilter === 'all' ? '' : this.accountFilter;
+    if (accountId.length === 0) {
+      const ctx = this.getUIContext().getHostContext();
+      if (ctx !== undefined) {
+        accountId = AccountManager.getInstance(ctx).getActiveId();
+      }
+    }
+    const params: ComposeParams = {
+      to: '',
+      reply_to: '',
+      session_alias: '',
+      account_id: accountId
+    };
+    this.getUIContext().getRouter().pushUrl({ url: 'pages/ComposePage', params: params });
+  }
+
+  build() {
+    Column() {
+      Row() {
+        Column() {
+          Row() {
+            Text('收件箱').fontSize(20).fontWeight(FontWeight.Bold).fontColor('#333333')
+            if (this.accountList.length > 1) {
+              Text(' ▾').fontSize(14).fontColor('#999999')
+                .onClick(() => { this.showAccountPicker = !this.showAccountPicker; })
+            }
+          }
+          Text(this.accountFilter === 'all' ? '全部邮箱' : this.accountName)
+            .fontSize(11).fontColor('#999999').margin({ top: 2 })
+            .onClick(() => { if (this.accountList.length > 1) { this.showAccountPicker = !this.showAccountPicker; } })
+        }
+        .alignItems(HorizontalAlign.Start)
+        Blank()
+        if (this.unread > 0) {
+          Text(this.unread + ' 未读')
+            .fontSize(13).fontColor('#FFFFFF')
+            .backgroundColor('#FF4444')
+            .borderRadius(10)
+            .padding({ left: 8, right: 8, top: 2, bottom: 2 })
+        }
+        Text('⚙')
+          .fontSize(20).fontColor('#666666')
+          .width(36).height(36).textAlign(TextAlign.Center)
+          .onClick(() => {
+            this.getUIContext().getRouter().pushUrl({ url: 'pages/SettingsPage' });
+          })
+      }
+      .width('100%').height(56).padding({ left: 16, right: 8 })
+      .backgroundColor('#FFFFFF')
+
+      // 账号选择器下拉
+      if (this.showAccountPicker && this.accountList.length > 1) {
+        Column() {
+          Text('全部邮箱')
+            .fontSize(14).fontColor(this.accountFilter === 'all' ? '#1A73E8' : '#333333')
+            .fontWeight(this.accountFilter === 'all' ? FontWeight.Bold : FontWeight.Normal)
+            .width('100%').height(40).padding({ left: 16 })
+            .backgroundColor(this.accountFilter === 'all' ? '#F0F7FF' : '#FFFFFF')
+            .onClick(() => {
+              this.accountFilter = 'all';
+              this.accountName = '全部邮箱';
+              this.showAccountPicker = false;
+              this.loadData();
+            })
+          ForEach(this.accountList, (acct: AccountInfo) => {
+            Row() {
+              Column() {
+                Text(acct.displayName)
+                  .fontSize(14)
+                  .fontColor(this.accountFilter === acct.id ? '#1A73E8' : '#333333')
+                  .fontWeight(this.accountFilter === acct.id ? FontWeight.Bold : FontWeight.Normal)
+                Text(acct.username)
+                  .fontSize(11).fontColor('#999999')
+              }
+              .alignItems(HorizontalAlign.Start)
+              .layoutWeight(1)
+            }
+            .width('100%').height(48).padding({ left: 16 })
+            .backgroundColor(this.accountFilter === acct.id ? '#F0F7FF' : '#FFFFFF')
+            .onClick(() => {
+              this.accountFilter = acct.id;
+              this.accountName = acct.displayName;
+              this.showAccountPicker = false;
+              this.loadData();
+            })
+          }, (acct: AccountInfo) => acct.id)
+        }
+        .width('100%')
+        .backgroundColor('#FFFFFF')
+        .border({ width: { bottom: 1 }, color: '#EEEEEE' })
+      }
+
+      if (this.loading) {
+        Column() {
+          LoadingProgress().width(40).height(40)
+        }
+        .width('100%').layoutWeight(1).justifyContent(FlexAlign.Center)
+      } else if (this.error.length > 0) {
+        Column() {
+          Text(this.error).fontSize(14).fontColor('#FF4444')
+          Button('重试').margin({ top: 12 }).onClick(() => { this.loadData(); })
+        }
+        .width('100%').layoutWeight(1).justifyContent(FlexAlign.Center)
+      } else if (this.mails.length === 0) {
+        Column() {
+          Text('📭 收件箱为空').fontSize(16).fontColor('#999999')
+        }
+        .width('100%').layoutWeight(1).justifyContent(FlexAlign.Center)
+      } else {
+        List({ space: 1 }) {
+          ForEach(this.mails, (mail: MailSummary) => {
+            ListItem() {
+              this.MailItem(mail)
+            }
+            .height(80)
+            .backgroundColor(mail.status === 'unread' ? '#F0F7FF' : '#FFFFFF')
+            .onClick(() => {
+              const params: MailDetailParams = {
+                mail_id: mail.mail_id,
+                account_id: mail.source_account_id
+              };
+              this.getUIContext().getRouter().pushUrl({
+                url: 'pages/MailDetailPage',
+                params: params
+              });
+            })
+          }, (mail: MailSummary) => mail.source_account_id + ':' + mail.mail_id)
+        }
+        .width('100%').layoutWeight(1)
+        .divider({ strokeWidth: 1, color: '#EEEEEE', startMargin: 16, endMargin: 16 })
+      }
+
+      // 底部信息栏 + 悬浮写邮件按钮
+      Stack({ alignContent: Alignment.BottomEnd }) {
+        Row() {
+          Text('共 ' + this.total + ' 封').fontSize(12).fontColor('#999999')
+          Blank()
+          Text('未读 ' + this.unread).fontSize(12).fontColor('#999999')
+        }
+        .width('100%').height(36).padding({ left: 16, right: 16 })
+        .backgroundColor('#FFFFFF')
+
+        Text('+')
+          .fontSize(28).fontColor('#FFFFFF')
+          .width(56).height(56)
+          .borderRadius(28)
+          .backgroundColor('#1A73E8')
+          .textAlign(TextAlign.Center)
+          .margin({ right: 20, bottom: 44 })
+          .onClick(() => {
+            this.openCompose();
+          })
+      }
+      .width('100%')
+    }
+    .width('100%').height('100%')
+    .backgroundColor('#F5F7FA')
+    .bindSheet($$this.composeVisible, this.ComposeSheet())
+  }
+
+  @State composeVisible: boolean = false;
+
+  @Builder
+  ComposeSheet() {
+    Column() {
+      Text('写邮件').fontSize(16).fontWeight(FontWeight.Bold).fontColor('#333333')
+        .margin({ top: 16, bottom: 8 })
+      Button('新建邮件')
+        .width('90%').height(44).backgroundColor('#1A73E8')
+        .onClick(() => {
+          this.composeVisible = false;
+          this.openCompose();
+        })
+      Button('取消')
+        .width('90%').height(40).backgroundColor('#F5F5F5').fontColor('#666666')
+        .margin({ top: 8 })
+        .onClick(() => { this.composeVisible = false; })
+    }
+    .width('100%').height(180).padding(16)
+  }
+
+  @Builder
+  MailItem(mail: MailSummary) {
+    Row() {
+      Column() {
+        if (mail.status === 'unread') {
+          Circle({ width: 8, height: 8 }).fill('#1A73E8')
+        }
+      }
+      .width(20).height('100%').justifyContent(FlexAlign.Center)
+
+      Column() {
+        Row() {
+          Text(mail.from_name).fontSize(14).fontWeight(mail.status === 'unread' ? FontWeight.Bold : FontWeight.Normal).fontColor('#333333')
+          if (this.accountFilter === 'all' && mail.source_account_name.length > 0) {
+            Text(mail.source_account_name)
+              .fontSize(10).fontColor('#1A73E8')
+              .backgroundColor('#E8F0FE').borderRadius(4)
+              .padding({ left: 5, right: 5, top: 1, bottom: 1 })
+              .margin({ left: 6 })
+          }
+          Blank()
+          Text(mail.created_at).fontSize(11).fontColor('#999999')
+        }
+        .width('100%')
+
+        Text(mail.subject).fontSize(13).fontColor('#333333')
+          .maxLines(1).textOverflow({ overflow: TextOverflow.Ellipsis })
+          .margin({ top: 2 })
+        Text(mail.body_preview).fontSize(12).fontColor('#999999')
+          .maxLines(1).textOverflow({ overflow: TextOverflow.Ellipsis })
+          .margin({ top: 2 })
+      }
+      .layoutWeight(1).height('100%')
+      .alignItems(HorizontalAlign.Start)
+      .padding({ left: 8 })
+
+      if (mail.permission_mode.length > 0) {
+        Text(mail.permission_mode)
+          .fontSize(10).fontColor('#666666')
+          .backgroundColor('#EEEEEE').borderRadius(4)
+          .padding({ left: 4, right: 4, top: 1, bottom: 1 })
+      }
+    }
+    .width('100%').height('100%')
+    .padding({ left: 12, right: 12 })
+    .alignItems(VerticalAlign.Center)
+  }
+}
+
+@Component
+struct SessionsTab {
+  @State sessions: Session[] = [];
+  @State loading: boolean = false;
+  @State error: string = '';
+  private mailApi: MailApi | null = null;
+
+  aboutToAppear(): void {
+    const ctx = this.getUIContext().getHostContext();
+    if (ctx !== undefined) {
+      this.mailApi = new MailApi(ApiClient.getInstance(ctx));
+      this.loadData();
+    }
+  }
+
+  async loadData(): Promise<void> {
+    const m: MailApi | null = this.mailApi;
+    if (m === null) {
+      return;
+    }
+    this.loading = true;
+    try {
+      const resp = await m.sessions();
+      this.sessions = resp.sessions;
+    } catch (e) {
+      const ae = e as ApiError;
+      this.error = ae.message.length > 0 ? ae.message : '加载失败';
+    } finally {
+      this.loading = false;
+    }
+  }
+
+  build() {
+    Column() {
+      Row() {
+        Text('会话').fontSize(20).fontWeight(FontWeight.Bold).fontColor('#333333')
+      }
+      .width('100%').height(56).padding({ left: 16 })
+      .backgroundColor('#FFFFFF')
+
+      if (this.loading) {
+        Column() {
+          LoadingProgress().width(40).height(40)
+        }
+        .width('100%').layoutWeight(1).justifyContent(FlexAlign.Center)
+      } else if (this.error.length > 0) {
+        Column() {
+          Text(this.error).fontSize(14).fontColor('#FF4444')
+        }
+        .width('100%').layoutWeight(1).justifyContent(FlexAlign.Center)
+      } else if (this.sessions.length === 0) {
+        Column() {
+          Text('📭 暂无会话').fontSize(16).fontColor('#999999')
+        }
+        .width('100%').layoutWeight(1).justifyContent(FlexAlign.Center)
+      } else {
+        List({ space: 1 }) {
+          ForEach(this.sessions, (s: Session, idx: number) => {
+            ListItem() {
+              this.SessionItem(s, idx)
+            }
+            .height(90)
+          }, (_s: Session, idx: number) => idx.toString())
+        }
+        .width('100%').layoutWeight(1)
+        .divider({ strokeWidth: 1, color: '#EEEEEE', startMargin: 16, endMargin: 16 })
+      }
+    }
+    .width('100%').height('100%')
+    .backgroundColor('#F5F7FA')
+  }
+
+  @Builder
+  SessionItem(s: Session, idx: number) {
+    Row() {
+      Column() {
+        Row() {
+          Text(s.session_alias.length > 0 ? s.session_alias : ('会话 #' + (idx + 1)))
+            .fontSize(14).fontWeight(FontWeight.Bold).fontColor('#333333')
+            .maxLines(1).textOverflow({ overflow: TextOverflow.Ellipsis })
+            .layoutWeight(1)
+          if (s.max_rounds > 0) {
+            Text(s.used_rounds + '/' + s.max_rounds)
+              .fontSize(11).fontColor(s.used_rounds >= s.max_rounds ? '#FF4444' : '#666666')
+              .backgroundColor(s.used_rounds >= s.max_rounds ? '#FFEBEE' : '#F5F5F5')
+              .borderRadius(4).padding({ left: 4, right: 4, top: 1, bottom: 1 })
+          }
+        }
+        .width('100%')
+
+        Text('对方: ' + s.from_agent).fontSize(12).fontColor('#666666').margin({ top: 4 })
+
+        Row() {
+          Text(s.permission_mode.length > 0 ? s.permission_mode : '—')
+            .fontSize(11).fontColor('#666666')
+            .backgroundColor('#F0F0F0').borderRadius(4)
+            .padding({ left: 4, right: 4, top: 1, bottom: 1 })
+          Blank()
+          Text(s.mail_count + ' 封').fontSize(11).fontColor('#999999')
+          Text(' · ' + s.status).fontSize(11).fontColor(s.status === 'active' ? '#4CAF50' : '#999999')
+        }
+        .width('100%').margin({ top: 4 })
+      }
+      .layoutWeight(1).height('100%')
+      .alignItems(HorizontalAlign.Start)
+      .justifyContent(FlexAlign.SpaceBetween)
+    }
+    .width('100%').height('100%')
+    .padding({ left: 16, right: 16, top: 12, bottom: 12 })
+    .alignItems(VerticalAlign.Center)
+  }
+}
+
+@Component
+struct ContactsTab {
+  @State contacts: Contact[] = [];
+  @State loading: boolean = false;
+  @State error: string = '';
+  private mailApi: MailApi | null = null;
+
+  aboutToAppear(): void {
+    const ctx = this.getUIContext().getHostContext();
+    if (ctx !== undefined) {
+      this.mailApi = new MailApi(ApiClient.getInstance(ctx));
+      this.loadData();
+    }
+  }
+
+  async loadData(): Promise<void> {
+    const m: MailApi | null = this.mailApi;
+    if (m === null) {
+      return;
+    }
+    this.loading = true;
+    try {
+      const resp = await m.contacts();
+      this.contacts = resp.contacts;
+    } catch (e) {
+      const ae = e as ApiError;
+      this.error = ae.message.length > 0 ? ae.message : '加载失败';
+    } finally {
+      this.loading = false;
+    }
+  }
+
+  build() {
+    Column() {
+      Row() {
+        Text('联系人').fontSize(20).fontWeight(FontWeight.Bold).fontColor('#333333')
+      }
+      .width('100%').height(56).padding({ left: 16 })
+      .backgroundColor('#FFFFFF')
+
+      if (this.loading) {
+        Column() {
+          LoadingProgress().width(40).height(40)
+        }
+        .width('100%').layoutWeight(1).justifyContent(FlexAlign.Center)
+      } else if (this.error.length > 0) {
+        Column() {
+          Text(this.error).fontSize(14).fontColor('#FF4444')
+          Button('重试').margin({ top: 12 }).onClick(() => { this.loadData(); })
+        }
+        .width('100%').layoutWeight(1).justifyContent(FlexAlign.Center)
+      } else if (this.contacts.length === 0) {
+        Column() {
+          Text('📭 暂无联系人').fontSize(16).fontColor('#999999')
+        }
+        .width('100%').layoutWeight(1).justifyContent(FlexAlign.Center)
+      } else {
+        List({ space: 1 }) {
+          ForEach(this.contacts, (c: Contact, idx: number) => {
+            ListItem() {
+              this.ContactItem(c, idx)
+            }
+            .height(85)
+          }, (_c: Contact, idx: number) => idx.toString())
+        }
+        .width('100%').layoutWeight(1)
+        .divider({ strokeWidth: 1, color: '#EEEEEE', startMargin: 16, endMargin: 16 })
+      }
+    }
+    .width('100%').height('100%')
+    .backgroundColor('#F5F7FA')
+  }
+
+  @Builder
+  ContactItem(c: Contact, idx: number) {
+    Row() {
+      Column() {
+        Row() {
+          Text(c.agent_name).fontSize(14).fontWeight(FontWeight.Bold).fontColor('#333333')
+          Blank()
+          if (c.unread_count > 0) {
+            Text(c.unread_count + '')
+              .fontSize(11).fontColor('#FFFFFF')
+              .backgroundColor('#FF4444')
+              .borderRadius(10).width(20).height(20)
+              .textAlign(TextAlign.Center)
+          }
+        }
+        .width('100%')
+
+        Text(c.subject.length > 0 ? c.subject : c.session_alias)
+          .fontSize(12).fontColor('#666666')
+          .maxLines(1).textOverflow({ overflow: TextOverflow.Ellipsis })
+          .margin({ top: 3 })
+
+        Row() {
+          Text(c.permission_mode.length > 0 ? c.permission_mode : '—')
+            .fontSize(10).fontColor('#666666')
+            .backgroundColor('#F0F0F0').borderRadius(4)
+            .padding({ left: 4, right: 4, top: 1, bottom: 1 })
+          Blank()
+          Text(c.last_preview.length > 0 ? c.last_preview : '—')
+            .fontSize(11).fontColor('#999999')
+            .maxLines(1).textOverflow({ overflow: TextOverflow.Ellipsis })
+            .layoutWeight(1)
+        }
+        .width('100%').margin({ top: 3 })
+      }
+      .layoutWeight(1).height('100%')
+      .alignItems(HorizontalAlign.Start)
+      .justifyContent(FlexAlign.SpaceBetween)
+    }
+    .width('100%').height('100%')
+    .padding({ left: 16, right: 16, top: 10, bottom: 10 })
+    .alignItems(VerticalAlign.Center)
+  }
+}
+
+@Entry
+@Component
+struct MainPage {
+  @State currentIndex: number = 0;
+
+  @Builder
+  TabBarBuilder(title: string, icon: string) {
+    Column() {
+      Text(icon).fontSize(20)
+      Text(title).fontSize(11).fontColor(this.currentIndex === 0 ? '#1A73E8' : '#666666')
+    }
+    .width('100%')
+    .justifyContent(FlexAlign.Center)
+  }
+
+  build() {
+    Tabs({ barPosition: BarPosition.End }) {
+      TabContent() {
+        InboxTab()
+      }
+      .tabBar(this.TabBarBuilder('收件箱', '📬'))
+
+      TabContent() {
+        SessionsTab()
+      }
+      .tabBar(this.TabBarBuilder('会话', '💬'))
+
+      TabContent() {
+        ContactsTab()
+      }
+      .tabBar(this.TabBarBuilder('联系人', '👤'))
+    }
+    .onChange((index: number) => {
+      this.currentIndex = index;
+    })
+    .width('100%')
+    .height('100%')
+  }
+}