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137 changes: 1 addition & 136 deletions
137
libs/permissions/permissionLogic/src/lib/permission-logic.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,136 +1 @@ | ||
| import { fromCallback, raise, setup } from 'xstate'; | ||
|
|
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| export const Permissions = { | ||
| bluetooth: 'bluetooth', | ||
| microphone: 'microphone', | ||
| } as const; | ||
| export type Permission = (typeof Permissions)[keyof typeof Permissions]; | ||
| export const PermissionStatuses = { | ||
| unasked: 'unasked', | ||
| granted: 'granted', | ||
| denied: 'denied', | ||
| revoked: 'revoked', | ||
| blocked: 'blocked', | ||
| } as const; | ||
| export type PermissionStatus = | ||
| (typeof PermissionStatuses)[keyof typeof PermissionStatuses]; | ||
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| type PermissionStatusMapType = Record<Permission, PermissionStatus>; | ||
| const PermissionStatusMap: PermissionStatusMapType = { | ||
| [Permissions.bluetooth]: PermissionStatuses.unasked, | ||
| [Permissions.microphone]: PermissionStatuses.unasked, | ||
| } as const; | ||
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| type PermissionMonitoringMachineContext = { | ||
| permissionStatuses: PermissionStatusMapType; | ||
| }; | ||
| type PermissionMonitoringMachineEvents = | ||
| | { type: 'checkPermissions' } | ||
| | { | ||
| type: 'permissionChecked'; | ||
| permission: Permission; | ||
| status: PermissionStatus; | ||
| } | ||
| | { type: 'applicationForegrounded' } | ||
| | { type: 'applicationBackgrounded' }; | ||
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| const ApplicationLifecycleEvents = { | ||
| applicationForegrounded: 'applicationForegrounded', | ||
| applicationBackgrounded: 'applicationBackgrounded', | ||
| } as const; | ||
|
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| type ApplicationLifecycleEvent = | ||
| (typeof ApplicationLifecycleEvents)[keyof typeof ApplicationLifecycleEvents]; | ||
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| // type PermissionMonitoringMachineInput = { | ||
| // subscribeToApplicationLifecycleEvents: ( | ||
| // event: ApplicationLifecycleEvent | ||
| // ) => void; | ||
| // checkBluetoothPermission: () => Promise<PermissionStatus>; | ||
| // checkMicrophonePermission: () => Promise<PermissionStatus>; | ||
| // requestBluetoothPermission: () => Promise<PermissionStatus>; | ||
| // requestMicrophonePermission: () => Promise<PermissionStatus>; | ||
| // }; | ||
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| const permissionMonitoringMachine = setup({ | ||
| types: { | ||
| // input: {} as PermissionMonitoringMachineInput, | ||
| context: {} as PermissionMonitoringMachineContext, | ||
| events: {} as PermissionMonitoringMachineEvents, | ||
| }, | ||
| actions: { | ||
| triggerPermissionCheck: raise({ type: 'checkPermissions' }), | ||
| // decrement: assign({ | ||
| // count: ({ context }) => context.count - 1, | ||
| // }), | ||
| }, | ||
| actors: { | ||
| subscribeToApplicationLifecycleEvents: fromCallback( | ||
| ({ input, sendBack, receive, self, system }) => { | ||
| // ... | ||
| // i have to have a default implementation here... what should it be? | ||
| // I'm leaning towards unimplemented to avoid confusion | ||
| /* | ||
| can't "forward" input to child actor... | ||
| input.subscribeToApplicationLifecycleEvents((event) => { | ||
| if (event === 'applicationForegrounded') { | ||
| sendBack({ type: 'applicationForegrounded' }); | ||
| } else if (event === 'applicationBackgrounded') { | ||
| sendBack({ type: 'applicationBackgrounded' }); | ||
| } | ||
| }); | ||
| */ | ||
| } | ||
| ), | ||
| bluetoothPermissionActor: fromCallback( | ||
| ({ input, sendBack, receive, self, system }) => { | ||
| const checkPermission = (): Promise<PermissionStatus> => { | ||
| return Promise.resolve(PermissionStatuses.granted); | ||
| }; | ||
|
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| const requestPermission = (): Promise<PermissionStatus> => { | ||
| return Promise.resolve(PermissionStatuses.granted); | ||
| }; | ||
|
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| receive(async (event) => { | ||
| if (event.type === 'checkPermissions') { | ||
| const result = await checkPermission(); | ||
| sendBack({ | ||
| type: 'permissionChecked', | ||
| permission: Permissions.bluetooth, | ||
| status: result, | ||
| }); | ||
| } else if (event.type === 'requestPermission') { | ||
| const result = await requestPermission(); | ||
| sendBack({ | ||
| type: 'permissionChecked', | ||
| permission: Permissions.bluetooth, | ||
| status: result, | ||
| }); | ||
| } | ||
| }); | ||
| // ... | ||
| // needs to listen for 'checkPermissions' and 'requestPermission' events and then | ||
| // return results back to parent actor | ||
| // also needs to ensure mapping of library type -> permission status type that we recognize and respond to | ||
| } | ||
| ), | ||
| }, | ||
| }).createMachine({ | ||
| invoke: { | ||
| src: 'subscribeToApplicationLifecycleEvents', | ||
| id: 'applicationLifecycleEventsSubscriber', | ||
| }, | ||
| context: { permissionStatuses: PermissionStatusMap }, | ||
| on: { | ||
| applicationForegrounded: { target: 'application is in foreground' }, | ||
| applicationBackgrounded: { target: 'application is in background' }, | ||
| }, | ||
| states: { | ||
| 'application is in foreground': { | ||
| entry: ['triggerPermissionCheck'], | ||
| }, | ||
| 'application is in background': {}, | ||
| }, | ||
| }); | ||
| export const foo = 'bar'; |
10 changes: 10 additions & 0 deletions
10
libs/permissions/permissionLogic/src/lib/permission.fixtures.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| import { | ||
| PermissionStatuses, | ||
| PermissionStatusMapType, | ||
| Permissions, | ||
| } from './permission.types'; | ||
|
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| export const InitialPermissionStatusMap: PermissionStatusMapType = { | ||
| [Permissions.bluetooth]: PermissionStatuses.unasked, | ||
| [Permissions.microphone]: PermissionStatuses.unasked, | ||
| } as const; |
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