@medusajs/utils
Version:
Medusa utilities functions shared by Medusa core and Modules
43 lines • 2.04 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.setGraphQLRelationship = setGraphQLRelationship;
const entity_1 = require("../../entity");
const relations_1 = require("../../relations");
const many_to_many_1 = require("../../relations/many-to-many");
const entity_builder_1 = require("../entity-builder");
function defineRelationships(modelName, relationship, { relatedModelName }) {
let extra;
const fieldName = relationship.name;
if (relationship.options?.mappedBy && relations_1.HasOne.isHasOne(relationship)) {
const otherSideFieldName = relationship.options.mappedBy;
extra = `extend type ${relatedModelName} {\n ${otherSideFieldName}: ${modelName}!\n}`;
}
let isArray = false;
if (relations_1.HasMany.isHasMany(relationship) ||
many_to_many_1.ManyToMany.isManyToMany(relationship)) {
isArray = true;
}
return {
attribute: `${fieldName}: ${isArray ? "[" : ""}${relatedModelName}${isArray ? "]" : ""}` + (relationship.nullable ? "" : "!"),
extra,
};
}
function setGraphQLRelationship(entityName, relationship) {
const relatedEntity = typeof relationship.entity === "function"
? relationship.entity()
: undefined;
if (!relatedEntity) {
throw new Error(`Invalid relationship reference for "${entityName}.${relationship.name}". Make sure to define the relationship using a factory function`);
}
if (!entity_1.DmlEntity.isDmlEntity(relatedEntity)) {
throw new Error(`Invalid relationship reference for "${entityName}.${relationship.name}". Make sure to return a DML entity from the relationship callback`);
}
const { modelName, tableName, pgSchema } = (0, entity_builder_1.parseEntityName)(relatedEntity);
const relatedEntityInfo = {
relatedModelName: modelName,
relatedTableName: tableName,
pgSchema,
};
return defineRelationships(entityName, relationship, relatedEntityInfo);
}
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