cnpmcore/dist/app/repository/util/ModelConvertor.js

npm core

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.ModelConvertor = void 0;
const orm_1 = require("@eggjs/tegg/orm");
const lodash_1 = __importDefault(require("lodash"));
const ModelConvertorUtil_1 = require("./ModelConvertorUtil");
const CREATED_AT = 'createdAt';
const UPDATED_AT = 'updatedAt';
const ID = 'id';
class ModelConvertor {
    static async convertEntityToModel(entity, ModelClazz, options) {
        const metadata = orm_1.ModelMetadataUtil.getModelMetadata(ModelClazz);
        if (!metadata) {
            throw new Error(`Model ${ModelClazz.name} has no metadata`);
        }
        const attributes = {};
        for (const attributeMeta of metadata.attributes) {
            const modelPropertyName = attributeMeta.propertyName;
            const entityPropertyName = ModelConvertorUtil_1.ModelConvertorUtil.getEntityPropertyName(ModelClazz, modelPropertyName);
            if (entityPropertyName === UPDATED_AT || entityPropertyName === CREATED_AT || entityPropertyName === ID)
                continue;
            const attributeValue = lodash_1.default.get(entity, entityPropertyName);
            attributes[modelPropertyName] = attributeValue;
        }
        const model = await ModelClazz.create(attributes, options);
        // auto set entity id to model id
        entity[ID] = model[ID];
        // use model dates
        entity[UPDATED_AT] = model[UPDATED_AT];
        entity[CREATED_AT] = model[CREATED_AT];
        return model;
    }
    static convertEntityToChanges(entity, ModelClazz) {
        const changes = {};
        const metadata = orm_1.ModelMetadataUtil.getModelMetadata(ModelClazz);
        if (!metadata) {
            throw new Error(`Model ${ModelClazz.name} has no metadata`);
        }
        for (const attributeMeta of metadata.attributes) {
            const modelPropertyName = attributeMeta.propertyName;
            const entityPropertyName = ModelConvertorUtil_1.ModelConvertorUtil.getEntityPropertyName(ModelClazz, modelPropertyName);
            if (entityPropertyName === CREATED_AT)
                continue;
            const attributeValue = lodash_1.default.get(entity, entityPropertyName);
            changes[modelPropertyName] = attributeValue;
        }
        changes[UPDATED_AT] = new Date();
        entity[UPDATED_AT] = changes[UPDATED_AT];
        return changes;
    }
    // TODO: options is QueryOptions, should let leoric export it to use
    // Find out which attributes changed and set `updatedAt` to now
    static async saveEntityToModel(entity, model, options) {
        const ModelClazz = model.constructor;
        const metadata = orm_1.ModelMetadataUtil.getModelMetadata(ModelClazz);
        if (!metadata) {
            throw new Error(`Model ${ModelClazz.name} has no metadata`);
        }
        for (const attributeMeta of metadata.attributes) {
            const modelPropertyName = attributeMeta.propertyName;
            const entityPropertyName = ModelConvertorUtil_1.ModelConvertorUtil.getEntityPropertyName(ModelClazz, modelPropertyName);
            if (entityPropertyName === CREATED_AT)
                continue;
            // Restricted updates to the primary key
            if (entityPropertyName === ID && model[ID])
                continue;
            const attributeValue = lodash_1.default.get(entity, entityPropertyName);
            model[modelPropertyName] = attributeValue;
        }
        // Restricted updates to the UPDATED_AT
        // Leoric will set by default
        model[UPDATED_AT] = undefined;
        await model.save(options);
        entity[UPDATED_AT] = model[UPDATED_AT];
        return true;
    }
    static convertModelToEntity(bone, entityClazz, data) {
        data = data || {};
        const ModelClazz = bone.constructor;
        const metadata = orm_1.ModelMetadataUtil.getModelMetadata(ModelClazz);
        if (!metadata) {
            throw new Error(`Model ${ModelClazz.name} has no metadata`);
        }
        for (const attributeMeta of metadata.attributes) {
            const modelPropertyName = attributeMeta.propertyName;
            const entityPropertyName = ModelConvertorUtil_1.ModelConvertorUtil.getEntityPropertyName(ModelClazz, modelPropertyName);
            const attributeValue = bone[attributeMeta.propertyName];
            lodash_1.default.set(data, entityPropertyName, attributeValue);
        }
        const model = Reflect.construct(entityClazz, [data]);
        return model;
    }
}
exports.ModelConvertor = ModelConvertor;
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