Created
February 4, 2021 18:31
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| // Available variables: | |
| // - Machine | |
| // - interpret | |
| // - assign | |
| // - send | |
| // - sendParent | |
| // - spawn | |
| // - raise | |
| // - actions | |
| // - XState (all XState exports) | |
| const mapperMachine = Machine({ | |
| id: 'mapper', | |
| initial: 'idle', | |
| context: { | |
| manifestHeaders: [], | |
| manifestRows: [], | |
| templateHeaders: [], | |
| mappings: {} | |
| }, | |
| states: { | |
| idle: { | |
| on: { | |
| SELECT_TEMPLATE: 'active.parsing_template', | |
| SELECT_MANIFEST: 'active.parsing_manifest' | |
| } | |
| }, | |
| active: { | |
| states: { | |
| parsing_template: { | |
| on: { | |
| PARSE_TEMPLATE_SUCCESS: 'template', | |
| PARSE_TEMPLATE_FAILURE: '#mapper.error', | |
| } | |
| }, | |
| template: { | |
| on: { | |
| UPLOAD_MANIFEST: 'uploading_manifest', | |
| } | |
| }, | |
| parsing_manifest: { | |
| on: { | |
| PARSE_MANIFEST_SUCCESS: [ | |
| { target: 'mapping' }, | |
| ], | |
| PARSE_MANIFEST_FAILURE: '#mapper.error', | |
| } | |
| }, | |
| mapping: { | |
| on: { | |
| DOWNLOAD: 'downloading', | |
| SET_MAPPING: { | |
| actions: assign({ | |
| mapping: (context, { key, value }) => ({ | |
| ...context.mappings, | |
| [key]: { | |
| type: 'mapping', | |
| value, | |
| }, | |
| }) | |
| }) | |
| }, | |
| SET_VALUE: { | |
| actions: assign({ | |
| mapping: (context, { key, value }) => ({ | |
| ...context.mappings, | |
| [key]: { | |
| type: 'value', | |
| value, | |
| }, | |
| }) | |
| }) | |
| } | |
| } | |
| }, | |
| downloading: { | |
| on: { | |
| DOWNLOAD_SUCCESS: 'downloaded', | |
| DOWNLOAD_FAILURE: '#mapper.error', | |
| } | |
| }, | |
| downloaded: { | |
| type: 'final' | |
| }, | |
| }, | |
| }, | |
| error: { | |
| on: { | |
| CLEAR: [ | |
| { target: 'idle', cond: 'noParsedManifest' }, | |
| { target: 'template', cond: 'noParsedTemplate' }, | |
| ] | |
| } | |
| }, | |
| } | |
| }, { | |
| guards: { | |
| noParsedManifest: (context, event) => | |
| context.manifestHeaders.length > 0, | |
| noParsedTemplate: (context, event) => | |
| context.templateHeaders.length > 0, | |
| } | |
| }); | |
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