PageCreateBloc constructor

PageCreateBloc(AppModel app, AccessBloc accessBloc)

Implementation

PageCreateBloc(this.app, this.accessBloc) : super(PageCreateUninitialised()) {
  on<PageCreateEventValidateEvent>((event, emit) async {
    var appId = app.documentID;
    // convention is that the ID of the appBar, drawers and home menu are the same ID as that of the app
    var homeMenuId = homeMenuID(appId);
    if (event.pageModel.homeMenu == null) {
      // if no home menu specified, then get one and assign
      event.pageModel.homeMenu = await homeMenu(appId);
    } else {
      // if home menu is specified, make sure the ID is in line with the convention (of the ID)
      if (event.pageModel.homeMenu!.documentID != homeMenuId) {
        event.pageModel.homeMenu =
            event.pageModel.homeMenu!.copyWith(documentID: homeMenuId);
      }
    }

    var appBarId = appBarID(appId);
    if (event.pageModel.appBar == null) {
      event.pageModel.appBar = await appBar(appId);
    } else {
      // if appBar is specified, make sure the ID is in line with the convention (of the ID)
      if (event.pageModel.appBar!.documentID != appBarId) {
        event.pageModel.appBar =
            event.pageModel.appBar!.copyWith(documentID: appBarId);
      }
    }

    var leftDrawerId = drawerID(appId, DrawerType.left);
    if (event.pageModel.drawer == null) {
      event.pageModel.drawer = await getDrawer(appId, DrawerType.left);
    } else {
      // if left drawer is specified, make sure the ID is in line with the convention (of the ID)
      if (event.pageModel.drawer!.documentID != leftDrawerId) {
        event.pageModel.drawer =
            event.pageModel.drawer!.copyWith(documentID: leftDrawerId);
      }
    }

    var rightDrawerId = drawerID(appId, DrawerType.right);
    if (event.pageModel.endDrawer == null) {
      event.pageModel.endDrawer = await getDrawer(appId, DrawerType.right);
    } else {
      // if right drawer is specified, make sure the ID is in line with the convention (of the ID)
      if (event.pageModel.endDrawer!.documentID != rightDrawerId) {
        event.pageModel.endDrawer =
            event.pageModel.endDrawer!.copyWith(documentID: rightDrawerId);
      }
    }

    event.pageModel.conditions ??= StorageConditionsModel(
      privilegeLevelRequired:
          PrivilegeLevelRequiredSimple.noPrivilegeRequiredSimple,
    );
    // the updates happen on a (deep) copy
    emit(PageCreateValidated(deepCopy(event.pageModel)));
  });

  on<PageCreateEventApplyChanges>((event, emit) async {
    var theState = state as PageCreateInitialised;
    if (event.save) {
      var homeMenu =
          await homeMenuRepository(appId: theState.pageModel.appId)!
              .get(theState.pageModel.homeMenu!.documentID);
      if (homeMenu == null) {
        await homeMenuRepository(appId: theState.pageModel.appId)!
            .add(theState.pageModel.homeMenu!);
      } else {
        await homeMenuRepository(appId: theState.pageModel.appId)!
            .update(theState.pageModel.homeMenu!);
      }

      var appBar = await appBarRepository(appId: theState.pageModel.appId)!
          .get(theState.pageModel.appBar!.documentID);
      if (appBar == null) {
        await appBarRepository(appId: theState.pageModel.appId)!
            .add(theState.pageModel.appBar!);
      } else {
        await appBarRepository(appId: theState.pageModel.appId)!
            .update(theState.pageModel.appBar!);
      }
    }

    var drawer = await appBarRepository(appId: theState.pageModel.appId)!
        .get(theState.pageModel.drawer!.documentID);
    if (drawer == null) {
      await drawerRepository(appId: theState.pageModel.appId)!
          .add(theState.pageModel.drawer!);
    } else {
      await drawerRepository(appId: theState.pageModel.appId)!
          .update(theState.pageModel.drawer!);
    }

    var endDrawer = await appBarRepository(appId: theState.pageModel.appId)!
        .get(theState.pageModel.endDrawer!.documentID);
    if (endDrawer == null) {
      await drawerRepository(appId: theState.pageModel.appId)!
          .add(theState.pageModel.endDrawer!);
    } else {
      await drawerRepository(appId: theState.pageModel.appId)!
          .update(theState.pageModel.endDrawer!);
    }

    var page = await pageRepository(appId: theState.pageModel.appId)!
        .get(theState.pageModel.documentID);
    if (page == null) {
      await pageRepository(appId: theState.pageModel.appId)!
          .add(theState.pageModel);
      accessBloc.add(GotoPageEvent(
        app,
        theState.pageModel.documentID,
      ));
    } else {
      await pageRepository(appId: theState.pageModel.appId)!
          .update(theState.pageModel);
    }
  });
}