typeorm
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Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.
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JavaScript
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = y[op[0] & 2 ? "return" : op[0] ? "throw" : "next"]) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [0, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
var QueryBuilder_1 = require("./QueryBuilder");
var SqlServerDriver_1 = require("../driver/sqlserver/SqlServerDriver");
var PostgresDriver_1 = require("../driver/postgres/PostgresDriver");
var MysqlDriver_1 = require("../driver/mysql/MysqlDriver");
var RandomGenerator_1 = require("../util/RandomGenerator");
var InsertResult_1 = require("./result/InsertResult");
var ReturningStatementNotSupportedError_1 = require("../error/ReturningStatementNotSupportedError");
var InsertValuesMissingError_1 = require("../error/InsertValuesMissingError");
var ReturningResultsEntityUpdator_1 = require("./ReturningResultsEntityUpdator");
var AbstractSqliteDriver_1 = require("../driver/sqlite-abstract/AbstractSqliteDriver");
var SqljsDriver_1 = require("../driver/sqljs/SqljsDriver");
var BroadcasterResult_1 = require("../subscriber/BroadcasterResult");
var _1 = require("../");
var OracleDriver_1 = require("../driver/oracle/OracleDriver");
/**
* Allows to build complex sql queries in a fashion way and execute those queries.
*/
var InsertQueryBuilder = /** @class */ (function (_super) {
__extends(InsertQueryBuilder, _super);
function InsertQueryBuilder() {
return _super !== null && _super.apply(this, arguments) || this;
}
// -------------------------------------------------------------------------
// Public Implemented Methods
// -------------------------------------------------------------------------
/**
* Gets generated sql query without parameters being replaced.
*/
InsertQueryBuilder.prototype.getQuery = function () {
var sql = this.createInsertExpression();
return sql.trim();
};
/**
* Executes sql generated by query builder and returns raw database results.
*/
InsertQueryBuilder.prototype.execute = function () {
return __awaiter(this, void 0, void 0, function () {
var _this = this;
var queryRunner, transactionStartedByUs, valueSets, broadcastResult_1, returningResultsEntityUpdator, _a, sql, parameters, insertResult, _b, broadcastResult_2, error_1, rollbackError_1;
return __generator(this, function (_c) {
switch (_c.label) {
case 0:
queryRunner = this.obtainQueryRunner();
transactionStartedByUs = false;
_c.label = 1;
case 1:
_c.trys.push([1, 13, 18, 23]);
if (!(this.expressionMap.useTransaction === true && queryRunner.isTransactionActive === false)) return [3 /*break*/, 3];
return [4 /*yield*/, queryRunner.startTransaction()];
case 2:
_c.sent();
transactionStartedByUs = true;
_c.label = 3;
case 3:
valueSets = this.getValueSets();
if (!(this.expressionMap.callListeners === true && this.expressionMap.mainAlias.hasMetadata)) return [3 /*break*/, 5];
broadcastResult_1 = new BroadcasterResult_1.BroadcasterResult();
valueSets.forEach(function (valueSet) {
queryRunner.broadcaster.broadcastBeforeInsertEvent(broadcastResult_1, _this.expressionMap.mainAlias.metadata, valueSet);
});
if (!(broadcastResult_1.promises.length > 0)) return [3 /*break*/, 5];
return [4 /*yield*/, Promise.all(broadcastResult_1.promises)];
case 4:
_c.sent();
_c.label = 5;
case 5:
returningResultsEntityUpdator = new ReturningResultsEntityUpdator_1.ReturningResultsEntityUpdator(queryRunner, this.expressionMap);
if (this.expressionMap.updateEntity === true && this.expressionMap.mainAlias.hasMetadata) {
this.expressionMap.extraReturningColumns = returningResultsEntityUpdator.getInsertionReturningColumns();
}
_a = this.getQueryAndParameters(), sql = _a[0], parameters = _a[1];
insertResult = new InsertResult_1.InsertResult();
// console.time(".query execution by database");
_b = insertResult;
return [4 /*yield*/, queryRunner.query(sql, parameters)];
case 6:
// console.time(".query execution by database");
_b.raw = _c.sent();
if (!(this.expressionMap.updateEntity === true && this.expressionMap.mainAlias.hasMetadata)) return [3 /*break*/, 8];
// console.time(".updating entity");
return [4 /*yield*/, returningResultsEntityUpdator.insert(insertResult, valueSets)];
case 7:
// console.time(".updating entity");
_c.sent();
_c.label = 8;
case 8:
if (!(this.expressionMap.callListeners === true && this.expressionMap.mainAlias.hasMetadata)) return [3 /*break*/, 10];
broadcastResult_2 = new BroadcasterResult_1.BroadcasterResult();
valueSets.forEach(function (valueSet) {
queryRunner.broadcaster.broadcastAfterInsertEvent(broadcastResult_2, _this.expressionMap.mainAlias.metadata, valueSet);
});
if (!(broadcastResult_2.promises.length > 0)) return [3 /*break*/, 10];
return [4 /*yield*/, Promise.all(broadcastResult_2.promises)];
case 9:
_c.sent();
_c.label = 10;
case 10:
if (!transactionStartedByUs) return [3 /*break*/, 12];
return [4 /*yield*/, queryRunner.commitTransaction()];
case 11:
_c.sent();
_c.label = 12;
case 12:
// console.timeEnd(".commit");
return [2 /*return*/, insertResult];
case 13:
error_1 = _c.sent();
if (!transactionStartedByUs) return [3 /*break*/, 17];
_c.label = 14;
case 14:
_c.trys.push([14, 16, , 17]);
return [4 /*yield*/, queryRunner.rollbackTransaction()];
case 15:
_c.sent();
return [3 /*break*/, 17];
case 16:
rollbackError_1 = _c.sent();
return [3 /*break*/, 17];
case 17: throw error_1;
case 18:
if (!(queryRunner !== this.queryRunner)) return [3 /*break*/, 20];
return [4 /*yield*/, queryRunner.release()];
case 19:
_c.sent();
_c.label = 20;
case 20:
if (!(this.connection.driver instanceof SqljsDriver_1.SqljsDriver && !queryRunner.isTransactionActive)) return [3 /*break*/, 22];
return [4 /*yield*/, this.connection.driver.autoSave()];
case 21:
_c.sent();
_c.label = 22;
case 22: return [7 /*endfinally*/];
case 23: return [2 /*return*/];
}
});
});
};
// -------------------------------------------------------------------------
// Public Methods
// -------------------------------------------------------------------------
/**
* Specifies INTO which entity's table insertion will be executed.
*/
InsertQueryBuilder.prototype.into = function (entityTarget, columns) {
entityTarget = entityTarget instanceof _1.EntitySchema ? entityTarget.options.name : entityTarget;
var mainAlias = this.createFromAlias(entityTarget);
this.expressionMap.setMainAlias(mainAlias);
this.expressionMap.insertColumns = columns || [];
return this;
};
/**
* Values needs to be inserted into table.
*/
InsertQueryBuilder.prototype.values = function (values) {
this.expressionMap.valuesSet = values;
return this;
};
/**
* Optional returning/output clause.
*/
InsertQueryBuilder.prototype.output = function (output) {
return this.returning(output);
};
/**
* Optional returning/output clause.
*/
InsertQueryBuilder.prototype.returning = function (returning) {
// not all databases support returning/output cause
if (!this.connection.driver.isReturningSqlSupported())
throw new ReturningStatementNotSupportedError_1.ReturningStatementNotSupportedError();
this.expressionMap.returning = returning;
return this;
};
/**
* Indicates if entity must be updated after insertion operations.
* This may produce extra query or use RETURNING / OUTPUT statement (depend on database).
* Enabled by default.
*/
InsertQueryBuilder.prototype.updateEntity = function (enabled) {
this.expressionMap.updateEntity = enabled;
return this;
};
/**
* Adds additional ON CONFLICT statement supported in postgres.
*/
InsertQueryBuilder.prototype.onConflict = function (statement) {
this.expressionMap.onConflict = statement;
return this;
};
// -------------------------------------------------------------------------
// Protected Methods
// -------------------------------------------------------------------------
/**
* Creates INSERT express used to perform insert query.
*/
InsertQueryBuilder.prototype.createInsertExpression = function () {
var tableName = this.getTableName(this.getMainTableName());
var valuesExpression = this.createValuesExpression(); // its important to get values before returning expression because oracle rely on native parameters and ordering of them is important
var returningExpression = this.createReturningExpression();
var columnsExpression = this.createColumnNamesExpression();
// generate INSERT query
var query = "INSERT INTO " + tableName;
// add columns expression
if (columnsExpression) {
query += "(" + columnsExpression + ")";
}
else {
if (!valuesExpression && this.connection.driver instanceof MysqlDriver_1.MysqlDriver) // special syntax for mysql DEFAULT VALUES insertion
query += "()";
}
// add OUTPUT expression
if (returningExpression && this.connection.driver instanceof SqlServerDriver_1.SqlServerDriver) {
query += " OUTPUT " + returningExpression;
}
// add VALUES expression
if (valuesExpression) {
query += " VALUES " + valuesExpression;
}
else {
if (this.connection.driver instanceof MysqlDriver_1.MysqlDriver) { // special syntax for mysql DEFAULT VALUES insertion
query += " VALUES ()";
}
else {
query += " DEFAULT VALUES";
}
}
if (this.expressionMap.onConflict && this.connection.driver instanceof PostgresDriver_1.PostgresDriver) {
query += " ON CONFLICT " + this.expressionMap.onConflict;
}
// add RETURNING expression
if (returningExpression && (this.connection.driver instanceof PostgresDriver_1.PostgresDriver || this.connection.driver instanceof OracleDriver_1.OracleDriver)) {
query += " RETURNING " + returningExpression;
}
return query;
};
/**
* Gets list of columns where values must be inserted to.
*/
InsertQueryBuilder.prototype.getInsertedColumns = function () {
var _this = this;
if (!this.expressionMap.mainAlias.hasMetadata)
return [];
return this.expressionMap.mainAlias.metadata.columns.filter(function (column) {
// if user specified list of columns he wants to insert to, then we filter only them
if (_this.expressionMap.insertColumns.length)
return _this.expressionMap.insertColumns.indexOf(column.propertyPath) !== -1;
// if user did not specified such list then return all columns except auto-increment one
// for Oracle we return auto-increment column as well because Oracle does not support DEFAULT VALUES expression
if (column.isGenerated && column.generationStrategy === "increment" && !(_this.connection.driver instanceof OracleDriver_1.OracleDriver) && !(_this.connection.driver instanceof MysqlDriver_1.MysqlDriver))
return false;
return true;
});
};
/**
* Creates a columns string where values must be inserted to for INSERT INTO expression.
*/
InsertQueryBuilder.prototype.createColumnNamesExpression = function () {
var _this = this;
var columns = this.getInsertedColumns();
if (columns.length > 0)
return columns.map(function (column) { return _this.escape(column.databaseName); }).join(", ");
// in the case if there are no insert columns specified and table without metadata used
// we get columns from the inserted value map, in the case if only one inserted map is specified
if (!this.expressionMap.mainAlias.hasMetadata && !this.expressionMap.insertColumns.length) {
var valueSets = this.getValueSets();
if (valueSets.length === 1)
return Object.keys(valueSets[0]).map(function (columnName) { return _this.escape(columnName); }).join(", ");
}
// get a table name and all column database names
return this.expressionMap.insertColumns.map(function (columnName) { return _this.escape(columnName); }).join(", ");
};
/**
* Creates list of values needs to be inserted in the VALUES expression.
*/
InsertQueryBuilder.prototype.createValuesExpression = function () {
var _this = this;
var valueSets = this.getValueSets();
var columns = this.getInsertedColumns();
// if column metadatas are given then apply all necessary operations with values
if (columns.length > 0) {
var expression_1 = "";
var parametersCount_1 = Object.keys(this.expressionMap.nativeParameters).length;
valueSets.forEach(function (valueSet, valueSetIndex) {
columns.forEach(function (column, columnIndex) {
if (columnIndex === 0) {
expression_1 += "(";
}
var paramName = "i" + valueSetIndex + "_" + column.databaseName;
// extract real value from the entity
var value = column.getEntityValue(valueSet);
// if column is relational and value is an object then get real referenced column value from this object
// for example column value is { question: { id: 1 } }, value will be equal to { id: 1 }
// and we extract "1" from this object
/*if (column.referencedColumn && value instanceof Object && !(value instanceof Function)) { // todo: check if we still need it since getEntityValue already has similar code
value = column.referencedColumn.getEntityValue(value);
}*/
// make sure our value is normalized by a driver
value = _this.connection.driver.preparePersistentValue(value, column);
// newly inserted entities always have a version equal to 1 (first version)
if (column.isVersion) {
expression_1 += "1";
// } else if (column.isNestedSetLeft) {
// const tableName = this.connection.driver.escape(column.entityMetadata.tablePath);
// const rightColumnName = this.connection.driver.escape(column.entityMetadata.nestedSetRightColumn!.databaseName);
// const subQuery = `(SELECT c.max + 1 FROM (SELECT MAX(${rightColumnName}) as max from ${tableName}) c)`;
// expression += subQuery;
//
// } else if (column.isNestedSetRight) {
// const tableName = this.connection.driver.escape(column.entityMetadata.tablePath);
// const rightColumnName = this.connection.driver.escape(column.entityMetadata.nestedSetRightColumn!.databaseName);
// const subQuery = `(SELECT c.max + 2 FROM (SELECT MAX(${rightColumnName}) as max from ${tableName}) c)`;
// expression += subQuery;
}
else if (column.isDiscriminator) {
_this.expressionMap.nativeParameters["discriminator_value"] = _this.expressionMap.mainAlias.metadata.discriminatorValue;
expression_1 += _this.connection.driver.createParameter("discriminator_value", parametersCount_1);
parametersCount_1++;
// return "1";
// for create and update dates we insert current date
// no, we don't do it because this constant is already in "default" value of the column
// with extended timestamp functionality, like CURRENT_TIMESTAMP(6) for example
// } else if (column.isCreateDate || column.isUpdateDate) {
// return "CURRENT_TIMESTAMP";
// if column is generated uuid and database does not support its generation and custom generated value was not provided by a user - we generate a new uuid value for insertion
}
else if (column.isGenerated && column.generationStrategy === "uuid" && !_this.connection.driver.isUUIDGenerationSupported() && value === undefined) {
var paramName_1 = "uuid_" + column.databaseName + valueSetIndex;
value = RandomGenerator_1.RandomGenerator.uuid4();
_this.expressionMap.nativeParameters[paramName_1] = value;
expression_1 += _this.connection.driver.createParameter(paramName_1, parametersCount_1);
parametersCount_1++;
// if value for this column was not provided then insert default value
}
else if (value === undefined) {
if (_this.connection.driver instanceof AbstractSqliteDriver_1.AbstractSqliteDriver) { // unfortunately sqlite does not support DEFAULT expression in INSERT queries
if (column.default !== undefined) { // try to use default defined in the column
expression_1 += _this.connection.driver.normalizeDefault(column);
}
else {
expression_1 += "NULL"; // otherwise simply use NULL and pray if column is nullable
}
}
else {
expression_1 += "DEFAULT";
}
// support for SQL expressions in queries
}
else if (value instanceof Function) {
expression_1 += value();
// just any other regular value
}
else {
if (_this.connection.driver instanceof SqlServerDriver_1.SqlServerDriver)
value = _this.connection.driver.parametrizeValue(column, value);
// we need to store array values in a special class to make sure parameter replacement will work correctly
// if (value instanceof Array)
// value = new ArrayParameter(value);
_this.expressionMap.nativeParameters[paramName] = value;
if (_this.connection.driver instanceof MysqlDriver_1.MysqlDriver && _this.connection.driver.spatialTypes.indexOf(column.type) !== -1) {
expression_1 += "GeomFromText(" + _this.connection.driver.createParameter(paramName, parametersCount_1) + ")";
}
else {
expression_1 += _this.connection.driver.createParameter(paramName, parametersCount_1);
}
parametersCount_1++;
}
if (columnIndex === columns.length - 1) {
if (valueSetIndex === valueSets.length - 1) {
expression_1 += ")";
}
else {
expression_1 += "), ";
}
}
else {
expression_1 += ", ";
}
});
});
if (expression_1 === "()")
return "";
return expression_1;
}
else { // for tables without metadata
// get values needs to be inserted
return valueSets.map(function (valueSet, insertionIndex) {
var columnValues = Object.keys(valueSet).map(function (columnName) {
var paramName = "i" + insertionIndex + "_" + columnName;
var value = valueSet[columnName];
// support for SQL expressions in queries
if (value instanceof Function) {
return value();
// if value for this column was not provided then insert default value
}
else if (value === undefined) {
if (_this.connection.driver instanceof AbstractSqliteDriver_1.AbstractSqliteDriver) {
return "NULL";
}
else {
return "DEFAULT";
}
// just any other regular value
}
else {
_this.expressionMap.nativeParameters[paramName] = value;
return _this.connection.driver.createParameter(paramName, Object.keys(_this.expressionMap.nativeParameters).length - 1);
}
}).join(", ").trim();
return columnValues ? "(" + columnValues + ")" : "";
}).join(", ");
}
};
/**
* Gets array of values need to be inserted into the target table.
*/
InsertQueryBuilder.prototype.getValueSets = function () {
if (this.expressionMap.valuesSet instanceof Array && this.expressionMap.valuesSet.length > 0)
return this.expressionMap.valuesSet;
if (this.expressionMap.valuesSet instanceof Object)
return [this.expressionMap.valuesSet];
throw new InsertValuesMissingError_1.InsertValuesMissingError();
};
return InsertQueryBuilder;
}(QueryBuilder_1.QueryBuilder));
exports.InsertQueryBuilder = InsertQueryBuilder;
//# sourceMappingURL=InsertQueryBuilder.js.map