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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 | 1x 1x 1x 1x | import { RootState, RootStateChangeEvent } from "./StateController";
export { applyRdtLogging }
/*
* Redux Dev Tools
*
* Docs:
* https://github.com/zalmoxisus/redux-devtools-extension/blob/master/docs/API/Methods.md
*/
let _rdtLogger:RdtLogger|null|undefined = undefined;
/**
* Logs root state changes to redux dev tools
* and pushes previous state snapshots from rdt
* to the root state and any connected controllers
* @param name the name of the dev tools instance
*/
const applyRdtLogging = (name?:string):void => {
// singleton; return if defined
Iif (_rdtLogger !== undefined) {
return;
}
// set the logger to null if no extension is installed
// otherwise create the logger
_rdtLogger = !window.__REDUX_DEVTOOLS_EXTENSION__ ? null :
new RdtLogger(window.__REDUX_DEVTOOLS_EXTENSION__, name);
};
class RdtLogger {
rdtExtension:DevToolsExtension;
rdt:DevToolsInstance;
constructor(rdtExtension:DevToolsExtension, name?:string, ) {
this.rdtExtension = rdtExtension;
this.rdt = this.connectToDevTools(name);
this.listenForRootstateChanges();
}
/**
* Calls connect on the dev tools instance
* @param name the dev tools instance name
*/
private connectToDevTools(name?:string):DevToolsInstance {
const dt = this.rdtExtension.connect({name});
dt.init(RootState.current);
dt.subscribe(this.updateFromDevTools);
return dt;
};
private listenForRootstateChanges() {
RootState.addRootStateChangeEventListener((event:RootStateChangeEvent) =>
this.rdt.send(this.getDevToolsActionFromEvent(event.event), event.rootState));
}
private getDevToolsActionFromEvent(event:Event|string):DevToolsAction {
Iif (typeof event === "string") {
return { type: event };
}
const action = JSON.parse(JSON.stringify(event));
delete action.isTrusted;
action.type = event.type;
return action;
}
private updateFromDevTools(data:DevToolsEventData) {
// return if initializing
Iif (data.type === "START" || data.payload.type === "IMPORT_STATE") {
return;
}
if (this.canHandleUpdate(data)) {
RootState.push(data.state);
} else {
this.rdt.error(`DataElement RDT logging does not support payload type: ${data.type}:${data.payload.type}`);
}
}
/**
* Returns true if we can handle the data update from dev tools
* @param data
* @returns {boolean}
*/
private canHandleUpdate(data:DevToolsEventData):boolean {
return data.type === "DISPATCH" && (
data.payload.type === "JUMP_TO_ACTION" ||
data.payload.type === "JUMP_TO_STATE"
);
}
}
interface DevToolsExtension {
/** Creates a new dev tools extension instance. */
connect({name}:{name?:string}):DevToolsInstance
}
interface DevToolsInstance {
/** Sends the initial state to the monitor. */
init(state:any): void,
/**
* Adds a change listener. It will be called any time an action
* is dispatched from the monitor. Returns a function to
* unsubscribe the current listener.
*/
subscribe(listener:Function): void,
/** Unsubscribes all listeners. */
unsubscribe(): void,
/** Sends a new action and state manually to be shown on the monitor. */
send(action:DevToolsAction|string, state:any): void,
/** Sends the error message to be shown in the extension's monitor. */
error(message:string): void
}
interface DevToolsAction {
type: string
}
interface DevToolsEventData {
id:string,
/**
* "START" - on RDT init
* "DISPATCH" - when dispatching
*/
type: string,
payload: {
/**
* JUMP_TO_ACTION - can change state here
* TOGGLE_ACTION - dont support toggle
*/
type: string
},
state: any
}
declare global {
interface Window {
__REDUX_DEVTOOLS_EXTENSION__?: DevToolsExtension;
}
}
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