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Generated by XState Viz: https://xstate.js.org/viz
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| /* | |
| Lambda Sequencer | |
| preview: https://xstate.js.org/viz/?gist=31505a4986fab5d82190d55eec826648 | |
| */ | |
| const machine = Machine({ | |
| id: 'handler', | |
| initial: 'idle', | |
| states: { | |
| idle: { | |
| type: 'atomic', | |
| on: { | |
| LIST: 'processList', | |
| // ITEM: 'processList.processItem', | |
| // INVOKE: 'processList', | |
| }, | |
| }, | |
| processList: { | |
| // type: 'compound', | |
| initial: 'looping', | |
| states: { | |
| looping: { | |
| on: { | |
| FETCH_NEXT_ITEM: 'processItem', | |
| DONE: 'success', | |
| }, | |
| }, | |
| processItem: { | |
| id: 'processItem', | |
| initial: 'NOT_PROCESSED', | |
| context: { | |
| failedAttempts: 0, | |
| inputErrors: [], | |
| systemErrors: [], | |
| }, | |
| states: { | |
| NOT_PROCESSED: { | |
| on: { | |
| processList: { | |
| target: 'PROCESSING', | |
| actions: { | |
| type: 'xstate.assign', | |
| assignment: { | |
| inputErrors: [], | |
| }, | |
| }, | |
| }, | |
| processItem: { | |
| target: 'PROCESSING', | |
| actions: { | |
| type: 'xstate.assign', | |
| assignment: { | |
| inputErrors: [], | |
| }, | |
| }, | |
| }, | |
| }, | |
| }, | |
| PROCESSING: { | |
| states: { | |
| fetch: { | |
| id: 'fetch', | |
| initial: 'idle', | |
| context: { | |
| retries: 0, | |
| }, | |
| states: { | |
| idle: { | |
| on: { | |
| FETCH: 'loading', | |
| }, | |
| }, | |
| loading: { | |
| on: { | |
| RESOLVE: 'success', | |
| REJECT: 'failure', | |
| }, | |
| }, | |
| success: { | |
| type: 'final', | |
| }, | |
| failure: { | |
| on: { | |
| RETRY: { | |
| target: 'loading', | |
| actions: assign({ | |
| retries: (context, event) => context.retries + 1, | |
| }), | |
| }, | |
| }, | |
| }, | |
| }, | |
| }, | |
| }, | |
| on: { | |
| succeed: { | |
| target: 'PROCESSED', | |
| actions: { | |
| type: 'xstate.assign', | |
| assignment: {}, | |
| }, | |
| }, | |
| reject: { | |
| target: 'NOT_PROCESSED', | |
| actions: { | |
| type: 'xstate.assign', | |
| assignment: {}, | |
| }, | |
| }, | |
| fail: { | |
| target: 'PROCESS_ERRORED', | |
| actions: { | |
| type: 'xstate.assign', | |
| assignment: {}, | |
| }, | |
| }, | |
| }, | |
| }, | |
| PROCESS_ERRORED: { | |
| on: { | |
| retry: { | |
| target: 'PROCESSING', | |
| actions: { | |
| type: 'xstate.assign', | |
| assignment: { | |
| systemErrors: [], | |
| }, | |
| }, | |
| }, | |
| }, | |
| }, | |
| PROCESSED: { | |
| on: { | |
| refresh: { | |
| target: 'PROCESSING', | |
| actions: { | |
| type: 'xstate.assign', | |
| assignment: { | |
| failedAttempts: 0, | |
| }, | |
| }, | |
| }, | |
| }, | |
| }, | |
| }, | |
| onDone: 'looping', | |
| }, | |
| success: { | |
| type: 'final', | |
| }, | |
| // done: {}, | |
| }, | |
| onDone: 'idle', | |
| }, | |
| // pending: { | |
| // type: 'parallel', | |
| // states: { | |
| // resource1: { | |
| // type: 'compound', | |
| // initial: 'pending', | |
| // states: { | |
| // pending: { | |
| // on: { | |
| // 'FULFILL.resource1': 'success', | |
| // }, | |
| // }, | |
| // success: { | |
| // type: 'final', | |
| // }, | |
| // }, | |
| // }, | |
| // resource2: { | |
| // type: 'compound', | |
| // initial: 'pending', | |
| // states: { | |
| // pending: { | |
| // on: { | |
| // 'FULFILL.resource2': 'success', | |
| // }, | |
| // }, | |
| // success: { | |
| // type: 'final', | |
| // }, | |
| // }, | |
| // }, | |
| // }, | |
| // onDone: 'processList', | |
| // }, | |
| }, | |
| }); |
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