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Allow ActionLogger to handle non-Redux actions
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,156 @@ | ||
| // @flow | ||
|
|
||
| import { rehydrateActionType } from '../types/redux-types'; | ||
| import type { ActionSummary } from '../types/report-types'; | ||
|
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| import inspect from 'util-inspect'; | ||
|
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| import { saveDraftActionType } from '../actions/miscellaneous-action-types'; | ||
| import { sanitizeAction } from './sanitization'; | ||
|
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| const uninterestingActionTypes = new Set([ | ||
| saveDraftActionType, | ||
| 'Navigation/COMPLETE_TRANSITION', | ||
| ]); | ||
| const maxActionSummaryLength = 500; | ||
|
|
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| class ActionLogger { | ||
| static n = 30; | ||
| lastNActions = []; | ||
| lastNStates = []; | ||
| currentReduxState = undefined; | ||
| currentOtherStates = {}; | ||
|
|
||
| get preloadedState(): Object { | ||
| return this.lastNStates[0].state; | ||
| } | ||
|
|
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| get actions(): Object[] { | ||
| return this.lastNActions.map(({ action }) => action); | ||
| } | ||
|
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| get interestingActionSummaries(): ActionSummary[] { | ||
| return this.lastNActions | ||
| .filter(({ action }) => !uninterestingActionTypes.has(action.type)) | ||
| .map(({ action, time }) => ({ | ||
| type: action.type, | ||
| time, | ||
| summary: ActionLogger.getSummaryForAction(action), | ||
| })); | ||
| } | ||
|
|
||
| static getSummaryForAction(action: Object): string { | ||
| const sanitized = sanitizeAction(action); | ||
| let summary, | ||
| length, | ||
| depth = 3; | ||
| do { | ||
| summary = inspect(sanitized, { depth }); | ||
| length = summary.length; | ||
| depth--; | ||
| } while (length > maxActionSummaryLength && depth > 0); | ||
| return summary; | ||
| } | ||
|
|
||
| prepareForAction() { | ||
| if ( | ||
| this.lastNActions.length > 0 && | ||
| this.lastNActions[this.lastNActions.length - 1].action.type === | ||
| rehydrateActionType | ||
| ) { | ||
| // redux-persist can't handle replaying REHYDRATE | ||
| // https://github.com/rt2zz/redux-persist/issues/743 | ||
| this.lastNActions = []; | ||
| this.lastNStates = []; | ||
| } | ||
| if (this.lastNActions.length === ActionLogger.n) { | ||
| this.lastNActions.shift(); | ||
| this.lastNStates.shift(); | ||
| } | ||
| } | ||
|
|
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| addReduxAction(action: Object, beforeState: Object, afterState: Object) { | ||
| this.prepareForAction(); | ||
|
|
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| if (this.currentReduxState === undefined) { | ||
| for (let i = 0; i < this.lastNStates.length; i++) { | ||
| this.lastNStates[i] = { | ||
| ...this.lastNStates[i], | ||
| state: { | ||
| ...this.lastNStates[i].state, | ||
| ...beforeState, | ||
| }, | ||
| }; | ||
| } | ||
| } | ||
| this.currentReduxState = afterState; | ||
|
|
||
| const state = { ...beforeState }; | ||
| for (let stateKey in this.currentOtherStates) { | ||
| state[stateKey] = this.currentOtherStates[stateKey]; | ||
| } | ||
|
|
||
| const time = Date.now(); | ||
| this.lastNActions.push({ action, time }); | ||
| this.lastNStates.push({ state, time }); | ||
| } | ||
|
|
||
| addOtherAction( | ||
| key: string, | ||
| action: Object, | ||
| beforeState: Object, | ||
| afterState: Object, | ||
| ) { | ||
| this.prepareForAction(); | ||
|
|
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| const currentState = this.currentOtherStates[key]; | ||
| if (currentState === undefined) { | ||
| for (let i = 0; i < this.lastNStates.length; i++) { | ||
| this.lastNStates[i] = { | ||
| ...this.lastNStates[i], | ||
| state: { | ||
| ...this.lastNStates[i].state, | ||
| [key]: beforeState, | ||
| }, | ||
| }; | ||
| } | ||
| } | ||
| this.currentOtherStates[key] = afterState; | ||
|
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| const state = { | ||
| ...this.currentState, | ||
| [key]: beforeState, | ||
| }; | ||
|
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| const time = Date.now(); | ||
| this.lastNActions.push({ action, time }); | ||
| this.lastNStates.push({ state, time }); | ||
| } | ||
|
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| get mostRecentActionTime(): ?number { | ||
| if (this.lastNActions.length === 0) { | ||
| return null; | ||
| } | ||
| return this.lastNActions[this.lastNActions.length - 1].time; | ||
| } | ||
|
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| get currentState(): Object { | ||
| const state = this.currentReduxState ? { ...this.currentReduxState } : {}; | ||
| for (let stateKey in this.currentOtherStates) { | ||
| state[stateKey] = this.currentOtherStates[stateKey]; | ||
| } | ||
| return state; | ||
| } | ||
| } | ||
|
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| const actionLogger = new ActionLogger(); | ||
|
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| const reduxLoggerMiddleware = (store: *) => (next: *) => (action: *) => { | ||
| const beforeState = store.getState(); | ||
| const result = next(action); | ||
| const afterState = store.getState(); | ||
| actionLogger.addReduxAction(action, beforeState, afterState); | ||
| return result; | ||
| }; | ||
|
|
||
| export { actionLogger, reduxLoggerMiddleware }; |
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