spee.ch/server/chainquery/index.js
2018-09-25 20:20:59 -05:00

123 lines
3.4 KiB
JavaScript

const Sequelize = require('sequelize');
const logger = require('winston');
import abnormalClaimTable from './tables/abnormalClaimTable';
import addressTable from './tables/addressTable';
import blockTable from './tables/blockTable';
import claimTable from './tables/claimTable';
import inputTable from './tables/inputTable';
import outputTable from './tables/outputTable';
import supportTable from './tables/supportTable';
import transactionAddressTable from './tables/transactionAddressTable';
import transactionTable from './tables/transactionTable';
import abnormalClaimQueries from './queries/abnormalClaimQueries';
import addressQueries from './queries/addressQueries';
import blockQueries from './queries/blockQueries';
import claimQueries from './queries/claimQueries';
import inputQueries from './queries/inputQueries';
import outputQueries from './queries/outputQueries';
import supportQueries from './queries/supportQueries';
import transactionAddressQueries from './queries/transactionAddressQueries';
import transactionQueries from './queries/transactionQueries';
const DATABASE_STRUCTURE = {
'abnormal_claim': {
table: abnormalClaimTable,
queries: abnormalClaimQueries,
},
'address': {
table: addressTable,
queries: addressQueries,
},
'block': {
table: blockTable,
queries: blockQueries,
},
'claim': {
table: claimTable,
queries: claimQueries,
},
'input': {
table: inputTable,
queries: inputQueries,
},
'output': {
table: outputTable,
queries: outputQueries,
},
'support': {
table: supportTable,
queries: supportQueries,
},
'transaction_address': {
table: transactionAddressTable,
queries: transactionAddressQueries,
},
'transaction': {
table: transactionTable,
queries: transactionQueries,
},
};
const {
host,
port,
database,
username,
password,
} = require('../../config/chainqueryConfig'); // TODO: Make '@config/siteConfig' work outside Webpack for testing/dev
if (!database || !username || !password) {
logger.warn('missing database, user, or password from chainqueryConfig');
}
// set sequelize options
const sequelize = new Sequelize(database, username, password, {
host : host,
import : port,
dialect : 'mysql',
dialectOptions: {
decimalNumbers: true,
},
logging: false,
pool : {
max : 5,
min : 0,
idle : 10000,
acquire: 10000,
},
operatorsAliases: false,
});
const db = {};
const DATABASE_STRUCTURE_KEYS = Object.keys(DATABASE_STRUCTURE);
for(let i = 0; i < DATABASE_STRUCTURE_KEYS.length; i++) {
let dbKey = DATABASE_STRUCTURE_KEYS[i];
let currentData = DATABASE_STRUCTURE[dbKey];
db[dbKey] = currentData.table.createModel(sequelize, Sequelize);
db[dbKey].queries = currentData.queries(db, db[dbKey]);
}
// run model.association for each model in the db object that has an association
logger.info('associating chainquery db models...');
DATABASE_STRUCTURE_KEYS.forEach(modelName => {
if (db[modelName].associate) {
logger.info('Associating chainquery model:', modelName);
db[modelName].associate(db);
}
});
// establish mysql connection
sequelize
.authenticate()
.then(() => {
logger.info('Sequelize has established mysql connection for chainquery successfully.');
})
.catch(err => {
logger.error('Sequelize was unable to connect to the chainquery database:', err);
});
export default db;