typeorm
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Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.
90 lines (88 loc) • 4.56 kB
JavaScript
import { __awaiter, __extends, __generator } from "tslib";
import { QueryRunnerAlreadyReleasedError } from "../../error/QueryRunnerAlreadyReleasedError";
import { QueryFailedError } from "../../error/QueryFailedError";
import { AbstractSqliteQueryRunner } from "../sqlite-abstract/AbstractSqliteQueryRunner";
import { Broadcaster } from "../../subscriber/Broadcaster";
import { QueryResult } from "../../query-runner/QueryResult";
/**
* Runs queries on a single sqlite database connection.
*/
var NativescriptQueryRunner = /** @class */ (function (_super) {
__extends(NativescriptQueryRunner, _super);
// -------------------------------------------------------------------------
// Constructor
// -------------------------------------------------------------------------
function NativescriptQueryRunner(driver) {
var _this = _super.call(this) || this;
_this.driver = driver;
_this.connection = driver.connection;
_this.broadcaster = new Broadcaster(_this);
return _this;
}
/**
* Executes a given SQL query.
*/
NativescriptQueryRunner.prototype.query = function (query, parameters, useStructuredResult) {
if (useStructuredResult === void 0) { useStructuredResult = false; }
return __awaiter(this, void 0, void 0, function () {
var connection;
var _this = this;
return __generator(this, function (_a) {
if (this.isReleased)
throw new QueryRunnerAlreadyReleasedError();
connection = this.driver.connection;
return [2 /*return*/, new Promise(function (ok, fail) {
var isInsertQuery = query.substr(0, 11) === "INSERT INTO";
var handler = function (err, raw) {
// log slow queries if maxQueryExecution time is set
var maxQueryExecutionTime = this.driver.options.maxQueryExecutionTime;
var queryEndTime = +new Date();
var queryExecutionTime = queryEndTime - queryStartTime;
if (maxQueryExecutionTime && queryExecutionTime > maxQueryExecutionTime)
connection.logger.logQuerySlow(queryExecutionTime, query, parameters, this);
if (err) {
connection.logger.logQueryError(err, query, parameters, this);
fail(new QueryFailedError(query, parameters, err));
}
else {
var result = new QueryResult();
result.raw = raw;
if (!isInsertQuery && Array.isArray(raw)) {
result.records = raw;
}
if (useStructuredResult) {
ok(result);
}
else {
ok(result.raw);
}
}
};
_this.driver.connection.logger.logQuery(query, parameters, _this);
var queryStartTime = +new Date();
_this.connect().then(function (databaseConnection) {
if (isInsertQuery) {
databaseConnection.execSQL(query, parameters, handler);
}
else {
databaseConnection.all(query, parameters, handler);
}
});
})];
});
});
};
// -------------------------------------------------------------------------
// Protected Methods
// -------------------------------------------------------------------------
/**
* Parametrizes given object of values. Used to create column=value queries.
*/
NativescriptQueryRunner.prototype.parametrize = function (objectLiteral, startIndex) {
if (startIndex === void 0) { startIndex = 0; }
return Object.keys(objectLiteral).map(function (key, index) { return "\"" + key + "\"" + "=?"; });
};
return NativescriptQueryRunner;
}(AbstractSqliteQueryRunner));
export { NativescriptQueryRunner };
//# sourceMappingURL=NativescriptQueryRunner.js.map