@medusajs/framework
Version:
68 lines (67 loc) • 2.28 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.maybeApplyLinkFilter = maybeApplyLinkFilter;
const utils_1 = require("@medusajs/utils");
function maybeApplyLinkFilter({ entryPoint, resourceId, filterableField, filterByField = "id", }) {
return async function linkFilter(req, _, next) {
const filterableFields = req.filterableFields;
if (!filterableFields?.[filterableField]) {
return next();
}
const filterFields = filterableFields[filterableField];
const idsToFilterBy = Array.isArray(filterFields)
? filterFields
: [filterFields];
delete filterableFields[filterableField];
let existingFilters = filterableFields[filterByField];
const query = req.scope.resolve(utils_1.ContainerRegistrationKeys.QUERY);
const filters = {
[filterableField]: idsToFilterBy,
};
if (existingFilters) {
filters[resourceId] = existingFilters;
}
const { data: resources } = await query.graph({
entity: entryPoint,
fields: [resourceId],
filters,
});
filterableFields[filterByField] = resources.map((p) => p[resourceId]);
req.filterableFields = transformFilterableFields(filterableFields);
return next();
};
}
/*
Transforms an object key string into nested objects
before = {
"test.something.another": []
}
after = {
test: {
something: {
another: []
}
}
}
*/
function transformFilterableFields(filterableFields) {
const result = {};
for (const key of Object.keys(filterableFields)) {
const value = filterableFields[key];
const keys = key.split(".");
let current = result;
// Iterate over the keys, creating nested objects as needed
for (let i = 0; i < keys.length; i++) {
const part = keys[i];
current[part] ??= {};
if (i === keys.length - 1) {
// If its the last key, assign the value
current[part] = value;
break;
}
current = current[part];
}
}
return result;
}
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