mirror of https://github.com/TryGhost/Ghost.git
40 lines
1.5 KiB
JavaScript
40 lines
1.5 KiB
JavaScript
const Promise = require('bluebird');
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const logging = require('../../../../../shared/logging');
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const commands = require('../../../schema').commands;
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const table = 'posts';
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const columns = ['custom_template'];
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const _private = {};
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_private.handle = function handle(options) {
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let type = options.type;
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let isAdding = type === 'Adding';
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let operation = isAdding ? commands.addColumn : commands.dropColumn;
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return function (options) {
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let connection = options.connection;
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return connection.schema.hasTable(table)
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.then(function (exists) {
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if (!exists) {
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return Promise.reject(new Error('Table does not exist!'));
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}
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return Promise.each(columns, function (column) {
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return connection.schema.hasColumn(table, column)
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.then(function (exists) {
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if (exists && isAdding || !exists && !isAdding) {
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logging.warn(`${type} column ${table}.${column}`);
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return Promise.resolve();
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}
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logging.info(`${type} column ${table}.${column}`);
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return operation(table, column, connection);
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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.up = _private.handle({type: 'Adding'});
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module.exports.down = _private.handle({type: 'Dropping'});
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