blob: f7e20d73f3a564733d81c32a906d63c9654e9df6 [file] [log] [blame]
// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import * as projectV0 from 'reducers/projectV0.js';
import {combineReducers} from 'redux';
import {createReducer, createRequestReducer} from './redux-helpers.js';
import {createSelector} from 'reselect';
import {prpcClient} from 'prpc-client-instance.js';
import {SITEWIDE_DEFAULT_CAN, parseColSpec} from 'shared/issue-fields.js';
// Actions
const SET_PAGE_TITLE = 'SET_PAGE_TITLE';
const SET_HEADER_TITLE = 'SET_HEADER_TITLE';
export const SET_QUERY_PARAMS = 'SET_QUERY_PARAMS';
// Async actions
const GET_SERVER_STATUS_FAILURE = 'GET_SERVER_STATUS_FAILURE';
const GET_SERVER_STATUS_START = 'GET_SERVER_STATUS_START';
const GET_SERVER_STATUS_SUCCESS = 'GET_SERVER_STATUS_SUCCESS';
/* State Shape
{
bannerMessage: String,
bannerTime: Number,
pageTitle: String,
headerTitle: String,
queryParams: Object,
readOnly: Boolean,
requests: {
serverStatus: Object,
},
}
*/
// Reducers
const bannerMessageReducer = createReducer('', {
[GET_SERVER_STATUS_SUCCESS]:
(_state, action) => action.serverStatus.bannerMessage || '',
});
const bannerTimeReducer = createReducer(0, {
[GET_SERVER_STATUS_SUCCESS]:
(_state, action) => action.serverStatus.bannerTime || 0,
});
/**
* Handle state for the current document title.
*/
const pageTitleReducer = createReducer('', {
[SET_PAGE_TITLE]: (_state, {title}) => title,
});
const headerTitleReducer = createReducer('', {
[SET_HEADER_TITLE]: (_state, {title}) => title,
});
const queryParamsReducer = createReducer({}, {
[SET_QUERY_PARAMS]: (_state, {queryParams}) => queryParams || {},
});
const readOnlyReducer = createReducer(false, {
[GET_SERVER_STATUS_SUCCESS]:
(_state, action) => action.serverStatus.readOnly || false,
});
const requestsReducer = combineReducers({
serverStatus: createRequestReducer(
GET_SERVER_STATUS_START,
GET_SERVER_STATUS_SUCCESS,
GET_SERVER_STATUS_FAILURE),
});
export const reducer = combineReducers({
bannerMessage: bannerMessageReducer,
bannerTime: bannerTimeReducer,
readOnly: readOnlyReducer,
queryParams: queryParamsReducer,
pageTitle: pageTitleReducer,
headerTitle: headerTitleReducer,
requests: requestsReducer,
});
// Selectors
export const sitewide = (state) => state.sitewide || {};
export const bannerMessage =
createSelector(sitewide, (sitewide) => sitewide.bannerMessage);
export const bannerTime =
createSelector(sitewide, (sitewide) => sitewide.bannerTime);
export const queryParams =
createSelector(sitewide, (sitewide) => sitewide.queryParams || {});
export const pageTitle = createSelector(
sitewide, projectV0.viewedConfig,
(sitewide, projectConfig) => {
const titlePieces = [];
// If a specific page specifies its own page title, add that
// to the beginning of the title.
if (sitewide.pageTitle) {
titlePieces.push(sitewide.pageTitle);
}
// If the user is viewing a project, add the project data.
if (projectConfig && projectConfig.projectName) {
titlePieces.push(projectConfig.projectName);
}
return titlePieces.join(' - ') || 'Monorail';
});
export const headerTitle =
createSelector(sitewide, (sitewide) => sitewide.headerTitle);
export const readOnly =
createSelector(sitewide, (sitewide) => sitewide.readOnly);
/**
* Computes the issue list columns from the URL parameters.
*/
export const currentColumns = createSelector(
queryParams,
(params = {}) => params.colspec ? parseColSpec(params.colspec) : null);
/**
* Get the default canned query for the currently viewed project.
* Note: Projects cannot configure a per-project default canned query,
* so there is only a sitewide default.
*/
export const currentCan = createSelector(queryParams,
(params) => params.can || SITEWIDE_DEFAULT_CAN);
/**
* Compute the current issue search query that the user has
* entered for a project, based on queryParams and the default
* project search.
*/
export const currentQuery = createSelector(
projectV0.defaultQuery,
queryParams,
(defaultQuery, params = {}) => {
// Make sure entering an empty search still works.
if (params.q === '') return params.q;
return params.q || defaultQuery;
});
export const requests = createSelector(sitewide,
(sitewide) => sitewide.requests || {});
// Action Creators
export const setQueryParams =
(queryParams) => ({type: SET_QUERY_PARAMS, queryParams});
export const setPageTitle = (title) => ({type: SET_PAGE_TITLE, title});
export const setHeaderTitle = (title) => ({type: SET_HEADER_TITLE, title});
export const getServerStatus = () => async (dispatch) => {
dispatch({type: GET_SERVER_STATUS_START});
try {
const serverStatus = await prpcClient.call(
'monorail.Sitewide', 'GetServerStatus', {});
dispatch({type: GET_SERVER_STATUS_SUCCESS, serverStatus});
} catch (error) {
dispatch({type: GET_SERVER_STATUS_FAILURE, error});
}
};