@nestjsx/crud
Version:
NestJs CRUD for RESTful APIs
56 lines • 1.95 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const common_1 = require("@nestjs/common");
const util_1 = require("@nestjsx/util");
class CrudService {
throwBadRequestException(msg) {
throw new common_1.BadRequestException(msg);
}
throwNotFoundException(name) {
throw new common_1.NotFoundException(`${name} not found`);
}
createPageInfo(data, total, limit, offset) {
return {
data,
count: data.length,
total,
page: limit ? Math.floor(offset / limit) + 1 : 1,
pageCount: limit && total ? Math.ceil(total / limit) : 1,
};
}
decidePagination(parsed, options) {
return (options.query.alwaysPaginate ||
((Number.isFinite(parsed.page) || Number.isFinite(parsed.offset)) &&
!!this.getTake(parsed, options.query)));
}
getTake(query, options) {
if (query.limit) {
return options.maxLimit
? query.limit <= options.maxLimit
? query.limit
: options.maxLimit
: query.limit;
}
if (options.limit) {
return options.maxLimit
? options.limit <= options.maxLimit
? options.limit
: options.maxLimit
: options.limit;
}
return options.maxLimit ? options.maxLimit : null;
}
getSkip(query, take) {
return query.page && take
? take * (query.page - 1)
: query.offset
? query.offset
: null;
}
getPrimaryParams(options) {
const params = util_1.objKeys(options.params).filter((n) => options.params[n] && options.params[n].primary);
return params.map((p) => options.params[p].field);
}
}
exports.CrudService = CrudService;
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