objection
Version:
An SQL-friendly ORM for Node.js
199 lines (155 loc) • 16.5 kB
JavaScript
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = undefined;
var _typeof2 = require('babel-runtime/helpers/typeof');
var _typeof3 = _interopRequireDefault(_typeof2);
var _assign = require('babel-runtime/core-js/object/assign');
var _assign2 = _interopRequireDefault(_assign);
var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');
var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);
var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');
var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);
var _inherits2 = require('babel-runtime/helpers/inherits');
var _inherits3 = _interopRequireDefault(_inherits2);
var _QueryBuilderOperation = require('./QueryBuilderOperation');
var _QueryBuilderOperation2 = _interopRequireDefault(_QueryBuilderOperation);
var _modelFactory = require('../../model/modelFactory');
var _promiseUtils = require('../../utils/promiseUtils');
var _dbUtils = require('../../utils/dbUtils');
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var InsertOperation = function (_QueryBuilderOperatio) {
(0, _inherits3.default)(InsertOperation, _QueryBuilderOperatio);
function InsertOperation(name, opt) {
(0, _classCallCheck3.default)(this, InsertOperation);
/**
* The models we are inserting.
*
* @type {Array.<Model>}
*/
var _this = (0, _possibleConstructorReturn3.default)(this, _QueryBuilderOperatio.call(this, name, opt));
_this.models = null;
/**
* this.models is always an array, this is true if the
* original input was an array.
*
* @type {boolean}
*/
_this.isArray = false;
/**
* Options for the Model.fromJson call.
*
* @type {ModelOptions}
*/
_this.modelOptions = (0, _assign2.default)({}, _this.opt.modelOptions || {});
/**
* Set this to true if the the input should be split into models
* and query properties deeply (with relations).
*
* @type {boolean}
*/
_this.splitQueryPropsDeep = false;
/**
* Maps models in this.models into query properties that were
* separated from them.
*
* @type {Map}
*/
_this.queryProps = null;
/**
* @type {boolean}
*/
_this.isWriteOperation = true;
return _this;
}
InsertOperation.prototype.call = function call(builder, args) {
// The objects to insert.
var json = args[0];
var modelClass = builder.modelClass();
this.isArray = Array.isArray(json);
if (!this.isArray) {
json = [json];
}
if (json.every(function (it) {
return it instanceof modelClass;
})) {
// No need to convert, already model instances.
this.models = json;
} else {
// Convert into model instances and separate query properties like
// query builders, knex raw calls etc.
var split = (0, _modelFactory.fromJson)({
modelOptions: this.modelOptions,
modelClass: modelClass,
deep: this.splitQueryPropsDeep,
json: json
});
this.models = split.model;
this.queryProps = split.queryProps;
}
return true;
};
InsertOperation.prototype.onBeforeInternal = function onBeforeInternal(builder, result) {
if (this.models.length > 1 && !(0, _dbUtils.isPostgres)(builder.knex())) {
throw new Error('batch insert only works with Postgresql');
} else {
return (0, _promiseUtils.mapAfterAllReturn)(this.models, function (model) {
return model.$beforeInsert(builder.context());
}, result);
}
};
InsertOperation.prototype.onBuild = function onBuild(knexBuilder, builder) {
if (!builder.has(/returning/)) {
// If the user hasn't specified a `returning` clause, we make sure
// that at least the identifier is returned.
knexBuilder.returning(builder.modelClass().idColumn);
}
var json = new Array(this.models.length);
// Builder options can contain a queryProps map. Use it
// if there isn't a local one.
var queryProps = this.queryProps || builder.internalOptions().queryProps;
// Convert the models into database json and merge the query
// properties back.
for (var i = 0, l = this.models.length; i < l; ++i) {
json[i] = (0, _modelFactory.toDatabaseJson)({
model: this.models[i],
queryProps: queryProps
});
}
knexBuilder.insert(json);
};
InsertOperation.prototype.onAfterQuery = function onAfterQuery(builder, ret) {
if (!Array.isArray(ret) || !ret.length || ret === this.models) {
// Early exit if there is nothing to do.
return this.models;
}
if (ret[0] && (0, _typeof3.default)(ret[0]) === 'object') {
// If the user specified a `returning` clause the result may be an array of objects.
// Merge all values of the objects to our models.
for (var i = 0, l = this.models.length; i < l; ++i) {
this.models[i].$set(ret[i]);
}
} else {
// If the return value is not an array of objects, we assume it is an array of identifiers.
for (var _i = 0, _l = this.models.length; _i < _l; ++_i) {
var model = this.models[_i];
// Don't set the id if the model already has one. MySQL and Sqlite don't return the correct
// primary key value if the id is not generated in db, but given explicitly.
if (!model.$id()) {
model.$id(ret[_i]);
}
}
}
return this.models;
};
InsertOperation.prototype.onAfterInternal = function onAfterInternal(builder, models) {
var result = this.isArray ? models : models[0] || null;
return (0, _promiseUtils.mapAfterAllReturn)(models, function (model) {
return model.$afterInsert(builder.context());
}, result);
};
return InsertOperation;
}(_QueryBuilderOperation2.default);
exports.default = InsertOperation;
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QueryBuilderOperation from './QueryBuilderOperation';\nimport {fromJson, toDatabaseJson} from '../../model/modelFactory';\nimport {mapAfterAllReturn} from '../../utils/promiseUtils';\nimport {isPostgres} from '../../utils/dbUtils';\n\nexport default class InsertOperation extends QueryBuilderOperation {\n\n  constructor(name, opt) {\n    super(name, opt);\n\n    /**\n     * The models we are inserting.\n     *\n     * @type {Array.<Model>}\n     */\n    this.models = null;\n\n    /**\n     * this.models is always an array, this is true if the\n     * original input was an array.\n     *\n     * @type {boolean}\n     */\n    this.isArray = false;\n\n    /**\n     * Options for the Model.fromJson call.\n     *\n     * @type {ModelOptions}\n     */\n    this.modelOptions = Object.assign({}, this.opt.modelOptions || {});\n\n    /**\n     * Set this to true if the the input should be split into models\n     * and query properties deeply (with relations).\n     *\n     * @type {boolean}\n     */\n    this.splitQueryPropsDeep = false;\n\n    /**\n     * Maps models in this.models into query properties that were\n     * separated from them.\n     *\n     * @type {Map}\n     */\n    this.queryProps = null;\n\n    /**\n     * @type {boolean}\n     */\n    this.isWriteOperation = true;\n  }\n\n  call(builder, args) {\n    // The objects to insert.\n    let json = args[0];\n    let modelClass = builder.modelClass();\n\n    this.isArray = Array.isArray(json);\n\n    if (!this.isArray) {\n      json = [json];\n    }\n\n    if (json.every(it => it instanceof modelClass)) {\n      // No need to convert, already model instances.\n      this.models = json;\n    } else {\n      // Convert into model instances and separate query properties like\n      // query builders, knex raw calls etc.\n      const split = fromJson({\n        modelOptions: this.modelOptions,\n        modelClass: modelClass,\n        deep: this.splitQueryPropsDeep,\n        json\n      });\n\n      this.models = split.model;\n      this.queryProps = split.queryProps;\n    }\n\n    return true;\n  }\n\n  onBeforeInternal(builder, result) {\n    if (this.models.length > 1 && !isPostgres(builder.knex())) {\n      throw new Error('batch insert only works with Postgresql');\n    } else {\n      return mapAfterAllReturn(this.models, model => model.$beforeInsert(builder.context()), result);\n    }\n  }\n\n  onBuild(knexBuilder, builder) {\n    if (!builder.has(/returning/)) {\n      // If the user hasn't specified a `returning` clause, we make sure\n      // that at least the identifier is returned.\n      knexBuilder.returning(builder.modelClass().idColumn);\n    }\n\n    const json = new Array(this.models.length);\n    // Builder options can contain a queryProps map. Use it\n    // if there isn't a local one.\n    const queryProps = this.queryProps || builder.internalOptions().queryProps;\n\n    // Convert the models into database json and merge the query\n    // properties back.\n    for (let i = 0, l = this.models.length; i < l; ++i) {\n      json[i] = toDatabaseJson({\n        model: this.models[i],\n        queryProps\n      });\n    }\n\n    knexBuilder.insert(json);\n  }\n\n  onAfterQuery(builder, ret) {\n    if (!Array.isArray(ret) || !ret.length || ret === this.models) {\n      // Early exit if there is nothing to do.\n      return this.models;\n    }\n\n    if (ret[0] && typeof ret[0] === 'object') {\n      // If the user specified a `returning` clause the result may be an array of objects.\n      // Merge all values of the objects to our models.\n      for (let i = 0, l = this.models.length; i < l; ++i) {\n        this.models[i].$set(ret[i]);\n      }\n    } else {\n      // If the return value is not an array of objects, we assume it is an array of identifiers.\n      for (let i = 0, l = this.models.length; i < l; ++i) {\n        const model = this.models[i];\n\n        // Don't set the id if the model already has one. MySQL and Sqlite don't return the correct\n        // primary key value if the id is not generated in db, but given explicitly.\n        if (!model.$id()) {\n          model.$id(ret[i]);\n        }\n      }\n    }\n\n    return this.models;\n  }\n\n  onAfterInternal(builder, models) {\n    const result = this.isArray ? models : (models[0] || null);\n    return mapAfterAllReturn(models, model => model.$afterInsert(builder.context()), result);\n  }\n}\n"]}