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database-driver-node.js
84 lines (75 loc) · 1.65 KB
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database-driver-node.js
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const shim = require('./shim').default;
const Promise = require('promise');
class DatabaseDriverNode {
open(options) {
return new Promise((resolve, reject) => {
const sqlite3 = shim.nodeSqlite().verbose();
this.db_ = new sqlite3.Database(options.name, sqlite3.OPEN_READWRITE | sqlite3.OPEN_CREATE, error => {
if (error) {
reject(error);
return;
}
resolve();
});
});
}
sqliteErrorToJsError(error, sql = null, params = null) {
const msg = [error.toString()];
if (sql) msg.push(sql);
if (params) msg.push(params);
const output = new Error(msg.join(': '));
if (error.code) output.code = error.code;
return output;
}
selectOne(sql, params = null) {
if (!params) params = {};
return new Promise((resolve, reject) => {
this.db_.get(sql, params, (error, row) => {
if (error) {
reject(error);
return;
}
resolve(row);
});
});
}
loadExtension(path) {
return new Promise((resolve, reject) => {
this.db_.loadExtension(path, (error) => {
if (error) {
reject(error);
} else {
resolve();
}
});
});
}
selectAll(sql, params = null) {
if (!params) params = {};
return new Promise((resolve, reject) => {
this.db_.all(sql, params, (error, row) => {
if (error) {
reject(error);
return;
}
resolve(row);
});
});
}
exec(sql, params = null) {
if (!params) params = {};
return new Promise((resolve, reject) => {
this.db_.run(sql, params, error => {
if (error) {
reject(error);
return;
}
resolve();
});
});
}
lastInsertId() {
throw new Error('NOT IMPLEMENTED');
}
}
module.exports = { DatabaseDriverNode };