Files
mqtt-explorer/app/src/actions/ConnectionManager.ts
2019-02-18 13:50:58 +01:00

120 lines
3.9 KiB
TypeScript

import { AppState } from '../reducers'
import { clearLegacyConnectionOptions, loadLegacyConnectionOptions } from '../model/LegacyConnectionSettings'
import { ConnectionOptions, createEmptyConnection, makeDefaultConnections } from '../model/ConnectionOptions'
import { default as persistantStorage, StorageIdentifier } from '../PersistantStorage'
import { Dispatch } from 'redux'
import { showError } from './Global'
import {
ActionTypes,
Action,
} from '../reducers/ConnectionManager'
const storedConnectionsIdentifier: StorageIdentifier<{[s: string]: ConnectionOptions}> = {
id: 'ConnectionManager_connections',
}
export const loadConnectionSettings = () => async (dispatch: Dispatch<any>, getState: () => AppState) => {
let connections
try {
await ensureConnectionsHaveBeenInitialized()
connections = await persistantStorage.load(storedConnectionsIdentifier)
} catch (error) {
dispatch(showError(error))
}
if (!connections) {
return
}
dispatch(setConnections(connections))
const firstKey = Object.keys(connections)[0]
if (firstKey) {
dispatch(selectConnection(firstKey))
}
}
export const saveConnectionSettings = () => async (dispatch: Dispatch<any>, getState: () => AppState) => {
try {
console.log('store settings')
await persistantStorage.store(storedConnectionsIdentifier, getState().connectionManager.connections)
} catch (error) {
dispatch(showError(error))
}
}
export const updateConnection = (connectionId: string, changeSet: any): Action => ({
connectionId,
changeSet,
type: ActionTypes.CONNECTION_MANAGER_UPDATE_CONNECTION,
})
export const addSubscription = (subscription: string, connectionId: string): Action => ({
connectionId,
subscription,
type: ActionTypes.CONNECTION_MANAGER_ADD_SUBSCRIPTION,
})
export const deleteSubscription = (subscription: string, connectionId: string): Action => ({
connectionId,
subscription,
type: ActionTypes.CONNECTION_MANAGER_DELETE_SUBSCRIPTION,
})
export const createConnection = () => (dispatch: Dispatch<any>, getState: () => AppState) => {
const newConnection = createEmptyConnection()
dispatch(addConnection(newConnection))
dispatch(selectConnection(newConnection.id))
}
export const setConnections = (connections: {[s: string]: ConnectionOptions}): Action => ({
connections,
type: ActionTypes.CONNECTION_MANAGER_SET_CONNECTIONS,
})
export const selectConnection = (connectionId: string): Action => ({
selected: connectionId,
type: ActionTypes.CONNECTION_MANAGER_SELECT_CONNECTION,
})
export const addConnection = (connection: ConnectionOptions): Action => ({
connection,
type: ActionTypes.CONNECTION_MANAGER_ADD_CONNECTION,
})
export const toggleAdvancedSettings = (): Action => ({
type: ActionTypes.CONNECTION_MANAGER_TOGGLE_ADVANCED_SETTINGS,
})
export const deleteConnection = (connectionId: string) => (dispatch: Dispatch<any>, getState: () => AppState) => {
const connectionIds = Object.keys(getState().connectionManager.connections)
const connectionIdLocation = connectionIds.indexOf(connectionId)
const remainingIds = connectionIds.filter(id => id !== connectionId)
const nextSelectedConnectionIndex = Math.min(remainingIds.length - 1, connectionIdLocation)
const nextSelectedConnection = remainingIds[nextSelectedConnectionIndex]
dispatch({
connectionId,
type: ActionTypes.CONNECTION_MANAGER_DELETE_CONNECTION,
})
if (nextSelectedConnection) {
dispatch(selectConnection(nextSelectedConnection))
}
}
async function ensureConnectionsHaveBeenInitialized() {
const connections = await persistantStorage.load(storedConnectionsIdentifier)
const requiresInitialization = !connections
if (requiresInitialization) {
const migratedConnection = loadLegacyConnectionOptions()
const defaultConnections = makeDefaultConnections()
persistantStorage.store(storedConnectionsIdentifier, {
...migratedConnection,
...defaultConnections,
})
clearLegacyConnectionOptions()
}
}