global.ts
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import { Reducer } from 'redux';
import { Subscription, Effect } from 'dva';
import { NoticeIconData } from '@/components/NoticeIcon';
import { queryNotices } from '@/services/user';
import { ConnectState } from './connect.d';
export interface NoticeItem extends NoticeIconData {
id: string;
type: string;
status: string;
}
export interface GlobalModelState {
collapsed: boolean;
notices: NoticeItem[];
}
export interface GlobalModelType {
namespace: 'global';
state: GlobalModelState;
effects: {
fetchNotices: Effect;
clearNotices: Effect;
changeNoticeReadState: Effect;
};
reducers: {
changeLayoutCollapsed: Reducer<GlobalModelState>;
saveNotices: Reducer<GlobalModelState>;
saveClearedNotices: Reducer<GlobalModelState>;
};
subscriptions: { setup: Subscription };
}
const GlobalModel: GlobalModelType = {
namespace: 'global',
state: {
collapsed: false,
notices: [],
},
effects: {
*fetchNotices(_, { call, put, select }) {
const data = yield call(queryNotices);
yield put({
type: 'saveNotices',
payload: data,
});
const unreadCount: number = yield select(
(state: ConnectState) => state.global.notices.filter(item => !item.read).length,
);
yield put({
type: 'user/changeNotifyCount',
payload: {
totalCount: data.length,
unreadCount,
},
});
},
*clearNotices({ payload }, { put, select }) {
yield put({
type: 'saveClearedNotices',
payload,
});
const count: number = yield select((state: ConnectState) => state.global.notices.length);
const unreadCount: number = yield select(
(state: ConnectState) => state.global.notices.filter(item => !item.read).length,
);
yield put({
type: 'user/changeNotifyCount',
payload: {
totalCount: count,
unreadCount,
},
});
},
*changeNoticeReadState({ payload }, { put, select }) {
const notices: NoticeItem[] = yield select((state: ConnectState) =>
state.global.notices.map(item => {
const notice = { ...item };
if (notice.id === payload) {
notice.read = true;
}
return notice;
}),
);
yield put({
type: 'saveNotices',
payload: notices,
});
yield put({
type: 'user/changeNotifyCount',
payload: {
totalCount: notices.length,
unreadCount: notices.filter(item => !item.read).length,
},
});
},
},
reducers: {
changeLayoutCollapsed(state = { notices: [], collapsed: true }, { payload }): GlobalModelState {
return {
...state,
collapsed: payload,
};
},
saveNotices(state, { payload }): GlobalModelState {
return {
collapsed: false,
...state,
notices: payload,
};
},
saveClearedNotices(state = { notices: [], collapsed: true }, { payload }): GlobalModelState {
return {
collapsed: false,
...state,
notices: state.notices.filter((item): boolean => item.type !== payload),
};
},
},
subscriptions: {
setup({ history }): void {
// Subscribe history(url) change, trigger `load` action if pathname is `/`
history.listen(({ pathname, search }): void => {
if (typeof window.ga !== 'undefined') {
window.ga('send', 'pageview', pathname + search);
}
});
},
},
};
export default GlobalModel;