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34eb5c84fb
refs #2600 - fixed issue with defaults not being populated on upgrade - added logging to all actions in the migration process to help debugging in future - did a little bit of refactoring
77 lines
2.4 KiB
JavaScript
77 lines
2.4 KiB
JavaScript
var _ = require('lodash'),
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errors = require('../../errors'),
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utils = require('../utils'),
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schema = require('../schema').tables,
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// private
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logInfo,
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// public
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getDeleteCommands,
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getAddCommands,
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addColumnCommands,
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modifyUniqueCommands;
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logInfo = function logInfo(message) {
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errors.logInfo('Migrations', message);
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};
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getDeleteCommands = function getDeleteCommands(oldTables, newTables) {
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var deleteTables = _.difference(oldTables, newTables);
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return _.map(deleteTables, function (table) {
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return function () {
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logInfo('Deleting table: ' + table);
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return utils.deleteTable(table);
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};
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});
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};
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getAddCommands = function getAddCommands(oldTables, newTables) {
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var addTables = _.difference(newTables, oldTables);
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return _.map(addTables, function (table) {
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return function () {
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logInfo('Creating table: ' + table);
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return utils.createTable(table);
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};
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});
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};
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addColumnCommands = function addColumnCommands(table, columns) {
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var columnKeys = _.keys(schema[table]),
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addColumns = _.difference(columnKeys, columns);
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return _.map(addColumns, function (column) {
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return function () {
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logInfo('Adding column: ' + table + '.' + column);
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utils.addColumn(table, column);
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};
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});
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};
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modifyUniqueCommands = function modifyUniqueCommands(table, indexes) {
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var columnKeys = _.keys(schema[table]);
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return _.map(columnKeys, function (column) {
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if (schema[table][column].unique && schema[table][column].unique === true) {
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if (!_.contains(indexes, table + '_' + column + '_unique')) {
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return function () {
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logInfo('Adding unique on: ' + table + '.' + column);
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return utils.addUnique(table, column);
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};
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}
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} else if (!schema[table][column].unique) {
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if (_.contains(indexes, table + '_' + column + '_unique')) {
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return function () {
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logInfo('Dropping unique on: ' + table + '.' + column);
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return utils.dropUnique(table, column);
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};
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}
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}
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});
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};
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module.exports = {
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getDeleteCommands: getDeleteCommands,
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getAddCommands: getAddCommands,
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addColumnCommands: addColumnCommands,
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modifyUniqueCommands: modifyUniqueCommands
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}; |