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import { Trip, Group, MediaItem } from './index';
export function isGroup(obj: unknown): obj is Group {
const typedObj = obj as Group;
const isValid =
((typedObj !== null && typeof typedObj === 'object') || typeof typedObj === 'function') &&
typeof typedObj.id === 'string' &&
(typeof typedObj.name === 'undefined' || typeof typedObj.name === 'string') &&
(typeof typedObj.description === 'undefined' || typeof typedObj.description === 'string') &&
Array.isArray(typedObj.media) &&
typedObj.media.every((e: any) => isMediaItem(e));
if (!isValid) {
throw new Error(`Invalid object: ${JSON.stringify(obj)}`);
}
return isValid;
}
export function isMediaItem(obj: unknown): obj is MediaItem {
const typedObj = obj as MediaItem;
const isValid =
((typedObj !== null && typeof typedObj === 'object') || typeof typedObj === 'function') &&
typeof typedObj.name === 'string' &&
typeof typedObj.src === 'string' &&
typeof typedObj.type === 'string' &&
(typedObj.type === 'photo' || typedObj.type === 'video') &&
typeof typedObj.width === 'number' &&
typeof typedObj.height === 'number' &&
(typeof typedObj.latitude === 'number' || typeof typedObj.latitude === 'undefined') &&
(typeof typedObj.longitude === 'number' || typeof typedObj.longitude === 'undefined') &&
(typeof typedObj.time === 'undefined' || typeof typedObj.time === 'string') &&
(typeof typedObj.thumbnail === 'string' || typeof typedObj.thumbnail === 'undefined') &&
(typeof typedObj.caption === 'undefined' || typeof typedObj.caption === 'string');
if (!isValid) {
throw new Error(`Invalid object: ${JSON.stringify(obj)}`);
}
return isValid;
}
export function isTrip(obj: unknown): obj is Trip {
const typedObj = obj as Trip;
const isValid =
((typedObj !== null && typeof typedObj === 'object') || typeof typedObj === 'function') &&
typeof typedObj.id === 'string' &&
typeof typedObj.name === 'string' &&
(typeof typedObj.groups === 'undefined' ||
(Array.isArray(typedObj.groups) && typedObj.groups.every((e: any) => isGroup(e)))
);
if (!isValid) {
throw new Error(`Invalid object: ${JSON.stringify(obj)}`);
}
return isValid;
}
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