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| Machine({ | |
| id: "fetchManager", | |
| initial: "idle", | |
| context: { | |
| inputs: { | |
| asapUris: [], | |
| nextUris: [], | |
| uris: [], | |
| }, | |
| data: {}, | |
| groups: { | |
| asap: [], | |
| next: [], | |
| rest: [], | |
| }, | |
| loadingUris: [], | |
| targetUris: [], | |
| targetGroupId: null, | |
| fileFetchers: [], | |
| }, | |
| on: { | |
| PRIORITY_CHANGED: { | |
| actions: [ | |
| "setupManager", | |
| // 'sendCancelU' | |
| ], | |
| }, | |
| }, | |
| states: { | |
| idle: { | |
| on: { | |
| GROUP_STARTED: { | |
| actions: ["setTargetGroupId", "setTargetUris"], | |
| cond: "shouldAdvance", | |
| target: "groupFetching", | |
| }, | |
| }, | |
| }, | |
| groupFetching: { | |
| initial: "pending", | |
| entry: ["spawnFileFetchers"], | |
| states: { | |
| pending: { | |
| on: { | |
| FILE_STARTED: { | |
| actions: ["addToLoadingUris"], | |
| target: "pending", | |
| }, | |
| FILE_COMPLETED: { | |
| actions: ["addFileToData"], | |
| target: "updating", | |
| }, | |
| FILE_CANCELLED: { | |
| actions: ["sendCancel"], | |
| target: "updating", | |
| }, | |
| FILE_ERRORED: { | |
| target: "updating", | |
| }, | |
| }, | |
| }, | |
| updating: { | |
| entry: [ | |
| "pullFromLoadingUris", | |
| "deleteFileFetcher", | |
| "sendGroupProgress", | |
| ], | |
| always: [ | |
| { | |
| target: "pending", | |
| cond: "isGroupIncomplete", | |
| }, | |
| { | |
| target: "#fetchManager.idle", | |
| cond: "isGroupComplete", | |
| }, | |
| ], | |
| }, | |
| }, | |
| }, | |
| }, | |
| },{ | |
| actions: { | |
| setTargetGroupId: ({internals:{targetGroupId}}) => { | |
| // chhose between asap, next, rest & done | |
| }, | |
| setTargetUris: () => { | |
| }, | |
| spawnFileFetchers: ({internals:{targetUris}})=> { | |
| // create fetching machines using `internals.targetUris` | |
| } | |
| } | |
| }) |
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