miter/dist/decorators/orm/associations/has-many.decorator.js

A typescript web framework based on ExpressJs based loosely on SailsJs

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const has_many_1 = require("../../../metadata/orm/associations/has-many");
function isStaticModelT(test) {
    return test && !!test.db;
}
function isForeignModelSource(test) {
    return test && (isStaticModelT(test) || !!test.modelName || !!test.tableName || typeof test === 'function');
}
function HasMany(propMeta) {
    let meta = {};
    if (isForeignModelSource(propMeta))
        meta = { foreignModel: propMeta };
    else
        meta = propMeta;
    return function (model, propertyName) {
        if (!isForeignModelSource(meta.foreignModel)) {
            throw new Error(`Cannot infer relation type for has-many association in ${model.name || model}.${propertyName}.`);
        }
        meta.as = propertyName;
        let props = Reflect.getOwnMetadata(has_many_1.ModelHasManyAssociationsSym, model) || [];
        props.push(propertyName);
        Reflect.defineMetadata(has_many_1.ModelHasManyAssociationsSym, props, model);
        Reflect.defineMetadata(has_many_1.HasManyMetadataSym, meta, model, propertyName);
    };
}
exports.HasMany = HasMany;
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