37 lines
1.7 KiB
JavaScript
37 lines
1.7 KiB
JavaScript
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import { PermissionStatus } from './Permissions.types';
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export function coalesceStatuses(permissions) {
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const statuses = Object.keys(permissions).map(type => permissions[type].status);
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statuses.sort((status1, status2) => _getStatusWeight(status1) - _getStatusWeight(status2));
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// We choose the "heaviest" status with the most implications
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return statuses[statuses.length - 1];
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}
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function _getStatusWeight(status) {
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// In terms of weight, we treat UNDETERMINED > DENIED > GRANTED since UNDETERMINED requires the
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// most amount of further handling (prompting for permission and then checking that permission)
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// and GRANTED requires the least
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switch (status) {
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case PermissionStatus.GRANTED:
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return 0;
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case PermissionStatus.DENIED:
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return 1;
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case PermissionStatus.UNDETERMINED:
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return 2;
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default:
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return 100;
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}
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}
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export function coalesceExpirations(permissions) {
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const maxExpiration = 9007199254740991; // Number.MAX_SAFE_INTEGER
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const expirations = Object.keys(permissions).map(type => permissions[type].expires);
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expirations.sort((e1, e2) => (e1 == null || e1 === 'never' ? maxExpiration : e1) -
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(e2 == null || e2 === 'never' ? maxExpiration : e2));
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// We choose the earliest expiration
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return expirations[0];
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}
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export function coalesceCanAskAgain(permissions) {
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return Object.keys(permissions).reduce((canAskAgain, type) => canAskAgain && permissions[type].canAskAgain, true);
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}
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export function coalesceGranted(permissions) {
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return Object.keys(permissions).reduce((granted, type) => granted && permissions[type].granted, true);
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}
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//# sourceMappingURL=CoalescedPermissions.js.map
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