81 lines
2.5 KiB
JavaScript
81 lines
2.5 KiB
JavaScript
const fs = require('fs');
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const path = require('path');
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const Sequelize = require('sequelize');
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const basename = path.basename(module.filename);
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const logger = require('winston');
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const config = require('../config/speechConfig.js');
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const database = config.sql.database;
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const username = config.sql.username;
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const password = config.sql.password;
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const db = {};
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// set sequelize options
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const sequelize = new Sequelize(database, username, password, {
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host : 'localhost',
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dialect : 'mysql',
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dialectOptions: {decimalNumbers: true}, // fix to ensure DECIMAL will not be stored as a string
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logging : false,
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pool : {
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max : 5,
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min : 0,
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idle : 10000,
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acquire: 10000,
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},
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});
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sequelize
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.authenticate()
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.then(() => {
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logger.info('Sequelize has established mysql connection successfully.');
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})
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.catch(err => {
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logger.error('Sequelize was unable to connect to the database:', err);
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});
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// add each model to the db object
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fs
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.readdirSync(__dirname)
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.filter(file => {
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return (file.indexOf('.') !== 0 && file !== basename && file.slice(-3) === '.js');
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})
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.forEach(file => {
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const model = sequelize['import'](path.join(__dirname, file));
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db[model.name] = model;
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});
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// run model.association for each model in the db object that has an association
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Object.keys(db).forEach(modelName => {
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if (db[modelName].associate) {
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logger.info('Associating model:', modelName);
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db[modelName].associate(db);
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}
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});
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db.sequelize = sequelize;
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db.Sequelize = Sequelize;
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// add an 'upsert' method to the db object
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db.upsert = (Model, values, condition, tableName) => {
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return Model
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.findOne({ where: condition })
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.then(obj => {
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if (obj) { // update
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logger.debug(`updating record in db.${tableName}`);
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return obj.update(values);
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} else { // insert
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logger.debug(`creating record in db.${tableName}`);
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return Model.create(values);
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}
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})
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.catch(function (error) {
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logger.error(`${tableName}.upsert error`, error);
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throw error;
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});
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};
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// add a 'getTrendingClaims' method to the db object
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db.getTrendingClaims = (startDate) => {
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return db.sequelize.query(`SELECT COUNT(*), File.* FROM Request LEFT JOIN File ON Request.FileId = File.id WHERE FileId IS NOT NULL AND nsfw != 1 AND trendingEligible = 1 AND Request.createdAt > "${startDate}" GROUP BY FileId ORDER BY COUNT(*) DESC LIMIT 25;`, { type: db.sequelize.QueryTypes.SELECT });
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};
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module.exports = db;
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