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Sequelize.js
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Sequelize.js
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import Promise from 'bluebird';
import Sequelize from 'sequelize';
import { logBlock, logStep, logError, returnFalse } from '../utils';
/**
* Database
*
* @class
*/
class Database {
/**
* Constructor.
*/
constructor() {
this.database = null;
this.models = {};
this.tables = {
ADDRESSES: {
graphqlQuery: 'Address',
nameProcessing: `${global.config.tablePrefix}temp_${global.config.tables.addresses.name}`,
nameFinished: `${global.config.tablePrefix}${global.config.tables.addresses.name}`,
deleteOnceComplete: global.config.tables.addresses.useTempTable,
fields: {
id: {
type: 'integer',
index: false,
dbType: {
primaryKey: true,
autoIncrement: true,
type: Sequelize.INTEGER,
},
},
record: {
comment: 'Record identifier',
start: 1,
length: 5,
type: 'string',
dbType: Sequelize.STRING(5),
index: true,
},
updatedAt: {
comment: 'Running date',
start: 6,
length: 8,
type: 'YYYYMMDD',
dbType: Sequelize.DATEONLY(),
index: true,
},
postalCode: {
comment: 'Postal code',
start: 14,
length: 5,
type: 'string',
dbType: Sequelize.STRING(5),
index: true,
},
postOfficeName: {
comment: 'Postal code name in Finnish ',
start: 19,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
postOfficeNameSwe: {
comment: 'Postal code name in Swedish',
start: 49,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
postOfficeShortName: {
comment: 'Postal code name abbreviation in Finnish',
start: 79,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: true,
},
postOfficeShortNameSwe: {
comment: 'Postal code name abbreviation in Swedish',
start: 91,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: true,
},
address: {
comment: 'Street (location) name in Finnish',
start: 103,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
addressSwe: {
comment: 'Street (location) name in Swedish',
start: 133,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
empty1: {
comment: 'Blank',
start: 163,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: false,
},
empty2: {
comment: 'Blank',
start: 175,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: false,
},
oddEven: {
comment: 'Building data type',
extraComment: '1 = Odd\n2 = Even',
start: 187,
length: 1,
type: 'integer',
dbType: Sequelize.INTEGER,
index: true,
},
smallestBuildingNumber1: {
comment: 'Building number 1 (Smallest building number)',
start: 188,
length: 5,
type: 'integer',
dbType: Sequelize.INTEGER,
index: true,
},
smallestDeliveryLetter1: {
comment: 'Building delivery letter 1',
start: 193,
length: 1,
type: 'string',
dbType: Sequelize.STRING(1),
index: true,
},
divider1: {
comment: 'Punctuation mark',
start: 194,
length: 1,
type: 'string',
dbType: Sequelize.STRING(1),
index: true,
},
smallestBuildingNumber2: {
comment: 'Building number 2',
start: 195,
length: 5,
type: 'integer',
dbType: Sequelize.INTEGER,
index: true,
},
smallestDeliveryLetter2: {
comment: 'Building delivery letter 2',
start: 200,
length: 1,
type: 'string',
dbType: Sequelize.STRING(1),
index: true,
},
highestBuildingNumber1: {
comment: 'Building number 1 (Highest building number)',
start: 201,
length: 5,
type: 'integer',
dbType: Sequelize.INTEGER,
index: true,
},
highestDeliveryLetter1: {
comment: 'Building delivery letter 1',
start: 206,
length: 1,
type: 'string',
dbType: Sequelize.STRING(1),
index: true,
},
divider2: {
comment: 'Punctuation mark',
start: 207,
length: 1,
type: 'string',
dbType: Sequelize.STRING(1),
index: true,
},
highestBuildingNumber2: {
comment: 'Building number 2',
start: 208,
length: 5,
type: 'integer',
dbType: Sequelize.INTEGER,
index: true,
},
highestDeliveryLetter2: {
comment: 'Building delivery letter 2',
start: 213,
length: 1,
type: 'string',
dbType: Sequelize.STRING(1),
index: true,
},
municipalityIdCode: {
comment: 'Municipality code',
start: 214,
length: 3,
type: 'string',
dbType: Sequelize.STRING(3),
index: true,
},
municipalityName: {
comment: 'Municipality name in Finnish',
start: 217,
length: 20,
type: 'string',
dbType: Sequelize.STRING(20),
index: true,
},
municipalityNameSwe: {
comment: 'Municipality name in Swedish',
start: 237,
length: 20,
type: 'string',
dbType: Sequelize.STRING(20),
index: true,
},
},
},
ZIPCODES: {
graphqlQuery: 'PostalCode',
nameProcessing: `${global.config.tablePrefix}temp_${global.config.tables.postalcodes.name}`,
nameFinished: `${global.config.tablePrefix}${global.config.tables.postalcodes.name}`,
deleteOnceComplete: global.config.tables.postalcodes.useTempTable,
fields: {
id: {
type: 'integer',
index: false,
dbType: {
primaryKey: true,
autoIncrement: true,
type: Sequelize.INTEGER,
},
},
record: {
comment: 'Record identifier',
start: 1,
length: 5,
type: 'string',
dbType: Sequelize.STRING(5),
index: true,
},
updatedAt: {
comment: 'Running date',
start: 6,
length: 8,
type: 'YYYYMMDD',
dbType: Sequelize.DATEONLY(),
index: true,
},
postalCode: {
comment: 'Postal code',
start: 14,
length: 5,
type: 'string',
dbType: Sequelize.STRING(5),
index: true,
},
postOfficeName: {
comment: 'Postal code name in Finnish',
start: 19,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
postOfficeNameSwe: {
comment: 'Postal code name in Swedish',
start: 49,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
postOfficeShortName: {
comment: 'Postal code name abbreviation in Finnish',
start: 79,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: true,
},
postOfficeShortNameSwe: {
comment: 'Postal code name abbreviation in Swedish',
start: 91,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: true,
},
entryIntoForceAt: {
comment: 'Date of entry into force',
start: 103,
length: 8,
type: 'YYYYMMDD',
dbType: Sequelize.DATEONLY(),
index: true,
},
typeCode: {
comment: 'Type code',
extraComment:
"1 = Normal postcode\n2 = PO Box postcode\n3 = Corporate postal code\n4 = Compilation postcode\n5 = Reply Mail postcode\n6 = SmartPOST (Parcel machine)\n7 = Pick-up Point postcode\n8 = Technical postcode", // eslint-disable-line
start: 111,
length: 1,
type: 'integer',
dbType: Sequelize.INTEGER,
index: true,
},
regionId: {
comment: 'Administrative region code',
start: 112,
length: 5,
type: 'string',
dbType: Sequelize.STRING(5),
index: true,
},
regionName: {
comment: 'Administrative region name in Finnish',
start: 117,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
regionNameSwe: {
comment: 'Administrative region name in Swedish',
start: 147,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
municipalityIdCode: {
comment: 'Municipality code',
start: 177,
length: 3,
type: 'string',
dbType: Sequelize.STRING(3),
index: true,
},
municipalityName: {
comment: 'Municipality name in Finnish',
start: 180,
length: 20,
type: 'string',
dbType: Sequelize.STRING(20),
index: true,
},
municipalityNameSwe: {
comment: 'Municipality name in Swedish',
start: 200,
length: 20,
type: 'string',
dbType: Sequelize.STRING(20),
index: true,
},
municipalityLanguage: {
comment: 'Municipality language distribution code',
extraComment:
'1 = Finnish\n2 = Bilingual\n3 = Bilingual\n4 = Swedish',
start: 220,
length: 1,
type: 'integer',
dbType: Sequelize.INTEGER,
index: true,
},
},
},
ZIPCODE_CHANGES: {
graphqlQuery: 'PostalCodeChange',
nameProcessing: `${global.config.tablePrefix}temp_${global.config.tables.postalcode_changes.name}`,
nameFinished: `${global.config.tablePrefix}${global.config.tables.postalcode_changes.name}`,
deleteOnceComplete:
global.config.tables.postalcode_changes.useTempTable,
fields: {
id: {
type: 'integer',
index: false,
dbType: {
primaryKey: true,
autoIncrement: true,
type: Sequelize.INTEGER,
},
},
record: {
comment: 'Record identifier',
start: 1,
length: 4,
type: 'string',
dbType: Sequelize.STRING(4),
index: true,
},
level: {
comment: 'Level',
start: 5,
length: 1,
type: 'string',
dbType: Sequelize.STRING(1),
index: true,
},
updatedAt: {
comment: 'Running date',
start: 6,
length: 8,
type: 'YYYYMMDD',
dbType: Sequelize.DATEONLY(),
index: true,
},
extractionStartAt: {
comment: 'Extraction start date',
start: 14,
length: 8,
type: 'YYYYMMDD',
dbType: Sequelize.DATEONLY(),
index: true,
},
extractionEndAt: {
comment: 'Extraction end date',
start: 22,
length: 8,
type: 'YYYYMMDD',
dbType: Sequelize.DATEONLY(),
index: true,
},
oldPostalCode: {
comment: 'Old postal code',
start: 30,
length: 5,
type: 'string',
dbType: Sequelize.STRING(5),
index: true,
},
oldPostOfficeName: {
comment: 'Old postal code name in Finnish',
start: 35,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
oldPostOfficeNameSwe: {
comment: 'Old postal code name in Swedish',
start: 65,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
oldPostOfficeShortName: {
comment: 'Old postal code name abbreviation in Finnish',
start: 95,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: true,
},
oldPostOfficeShortNameSwe: {
comment: 'Old postal code name abbreviation in Swedish',
start: 107,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: true,
},
reserved: {
comment: 'Reserve',
start: 119,
length: 131,
type: 'string',
dbType: Sequelize.STRING(132),
index: false,
},
postalCode: {
comment: 'New postal code',
start: 250,
length: 5,
type: 'string',
dbType: Sequelize.STRING(5),
index: true,
},
postOfficeName: {
comment: 'New postal code name in Finnish',
start: 255,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
postOfficeNameSwe: {
comment: 'New postal code name in Swedish',
start: 285,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
postOfficeShortName: {
comment: 'New postal code name abbreviation in Finnish',
start: 315,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: true,
},
postOfficeShortNameSwe: {
comment: 'New postal code name abbreviation in Swedish',
start: 327,
length: 12,
type: 'string',
dbType: Sequelize.STRING(12),
index: true,
},
municipalityIdCode: {
comment: 'Municipality code',
start: 339,
length: 3,
type: 'string',
dbType: Sequelize.STRING(3),
index: true,
},
municipalityName: {
comment: 'Municipality name in Finnish',
start: 342,
length: 20,
type: 'string',
dbType: Sequelize.STRING(20),
index: true,
},
municipalityNameSwe: {
comment: 'Municipality name in Swedish',
start: 362,
length: 20,
type: 'string',
dbType: Sequelize.STRING(20),
index: true,
},
regionId: {
comment: 'Administrative region code',
start: 382,
length: 2,
type: 'string',
dbType: Sequelize.STRING(2),
index: true,
},
regionName: {
comment: 'Administrative region name in Finnish',
start: 384,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
regionNameSwe: {
comment: 'Administrative region name in Swedish',
start: 414,
length: 30,
type: 'string',
dbType: Sequelize.STRING(30),
index: true,
},
changedAt: {
comment: 'Change date',
start: 444,
length: 8,
type: 'YYYYMMDD',
dbType: Sequelize.DATEONLY(),
index: true,
},
eventCode: {
comment: 'Event code',
extraComment:
"1 = Change of name\n2 = Postal code closed\n3 = New postal code\n4 = Postal code merged\n5 = Postal code reactivation\n6 = Postal code replaced by new postal code", // eslint-disable-line
start: 452,
length: 2,
type: 'integer',
dbType: Sequelize.INTEGER,
index: true,
},
},
},
};
this.fileToModel = {
BAF: 'ADDRESSES',
PCF: 'ZIPCODES',
POM: 'ZIPCODE_CHANGES',
};
this.commonTableOptions = {
freezeTableName: true,
charset: 'utf8',
dialectOptions: {
collate: 'utf8_general_ci',
},
};
}
/**
* Get table name.
*
* @param {String} tableKey - Table key.
*
* @returns {Object} Table name.
*/
getTableName = (tableKey) => {
const tableConfigs = this.tables[tableKey];
return {
name: tableConfigs.deleteOnceComplete
? tableConfigs.nameProcessing
: tableConfigs.nameFinished,
nameProcessing: tableConfigs.nameProcessing,
nameFinished: tableConfigs.nameFinished,
};
};
/**
* Get table definitions.
*
* @param {String} tableKey - Table key.
*
* @returns {Object} Table definitions.
*/
getTableDefinitions = (tableKey) => Object.keys(this.tables[tableKey].fields)
.map((field) => [`${field}`, this.tables[tableKey].fields[field].dbType])
.reduce((columns, item) => {
const [key, field] = item;
columns[key] = field;
return columns;
}, {});
/**
* Get database model for file.
*
* @param {String} filename - Filename to get model for.
*
* @returns {Object} Database model.
*/
getFileModelName = (filename) => this.fileToModel[filename];
/**
* Get table indexes.
*
* @param {String} tableKey - Table key.
*
* @returns {Array<Object>} Indexes.
*/
getTableIndexes = (tableKey) => Object.keys(this.tables[tableKey].fields)
.filter((field) => this.tables[tableKey].fields[field].index)
.map((field) => ({
name: field,
fields: [field],
}));
/**
* Get table options.
*
* @param {String} tableKey - Table key.
*
* @returns {Object} Table options for Sequelize.
*/
getTableDatabaseOptions = (tableKey) => ({
...this.commonTableOptions,
indexes: this.getTableIndexes(tableKey),
});
/**
* Get table configs.
*
* @param {String} tableKey - Table key.
*
* @returns {Object} Table configs.
*/
getTableConfigs = (tableKey) => this.tables[tableKey];
/**
* Define table model for Sequelize.
*
* @param {String} tableKey - Table key.
*
* @returns {void}
*/
defineTable = async (tableKey) => {
this.models[tableKey] = this.database.define(
this.getTableName(tableKey).name,
this.getTableDefinitions(tableKey),
this.getTableDatabaseOptions(tableKey)
);
};
/**
* Return the database model.
*
* @param {String} tableKey - Table key.
*
* @returns {Sequelize<Model>} Table model for queries
*/
getTableModel = (tableKey) => this.models[tableKey];
/**
* Is database connected or not.
*
* @returns {Boolean} Connected or not
*/
isConnected = async () => {
if (!this.database) {
return false;
}
return this.database
.authenticate()
.then(() => true)
.catch(returnFalse);
};
/**
* Connect database
*
* @returns {Sequelize} Connected Sequelize.
*/
connect = async () => {
if (!(await this.isConnected())) {
logBlock('Database connecting...');
this.database = new Sequelize(
global.config.database,
global.config.user,
global.config.password,
{
logging: false,
host: global.config.host,
dialect: global.config.dialect,
...global.config.dialectOptions,
}
);
return this.database.authenticate().then(() => {
logStep('Connected');
});
} else {
return true;
}
};
/**
* Create temp tables.
*
* @param {Array<String>} tableKeys - Which tables should be created.
*
* @returns {void}
*/
createTempTables = async (tableKeys) => Promise.map(
tableKeys,
async (tableKey) => {
const tableConfigs = this.getTableConfigs(tableKey);
await this.defineTable(tableKey);
if (tableConfigs.deleteOnceComplete) {
if (!(await this.tableExists(tableConfigs.nameProcessing))) {
logStep(`Creating temp table: ${tableConfigs.nameProcessing}`);
await this.getTableModel(tableKey).sync();
} else {
logStep(
`Temp table '${tableConfigs.nameProcessing}' already exists`
);
}
} else if (!(await this.tableExists(tableConfigs.nameFinished))) {
logStep(`Creating table for: ${tableConfigs.nameFinished}`);
await this.getTableModel(tableKey).sync();
} else {
logStep(`Table '${tableConfigs.nameFinished}' already exists`);
}
},
{ concurrency: 10 }
).catch(logError);
/**
* Does table exist.
*
* @param {String} table - Table name.
*
* @returns {Boolean} Exists or not.
*/
tableExists = async (table) => this.database
.getQueryInterface()
.describeTable(table)
.then(() => true)
.catch(returnFalse);
/**
* Rename table.
*
* @param {String} oldTableName - Old table name.
* @param {String} newTableName - New table name.
*
* @returns {Boolean} Renamed or not.
*/
renameTable = async (oldTableName, newTableName) => {
if (await this.tableExists(oldTableName)) {
logStep(`Renaming table '${oldTableName}' -> '${newTableName}'`);
return this.database
.getQueryInterface()
.renameTable(oldTableName, newTableName)
.then(() => true)
.catch(returnFalse);
}
return null;
};
/**
* Drops table.
*
* @param {String} tableName - Table name.
*
* @returns {Boolean} Dropped or not.
*/
dropTable = async (tableName) => {
if (await this.tableExists(tableName)) {
logStep(`Drop table '${tableName}'`);
return this.database
.getQueryInterface()
.dropTable(tableName)
.then(() => true)
.catch(returnFalse);
}
return null;
};
/**
* Cast values for database.
*
* @param {String} type - Column name.
* @param {String} value - Value.
*
* @returns {any} Processed value.
*/
castProperties = (type, value) => {
if (value === '') {
return null;
}
switch (type) {
case 'integer': {
return parseInt(value, 10);
}
case 'YYYYMMDD': {
const matches = value.match(/(\d{4})(\d{2})(\d{2})/);
return `${matches[1]}-${matches[2]}-${matches[3]}`;
}
default: {
return value;
}
}
};
}
export default Database;