53 lines
1.6 KiB
JavaScript
53 lines
1.6 KiB
JavaScript
const establishedDatabase = require('src/database/database');
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class SearchHistory {
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constructor(database) {
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this.database = database || establishedDatabase;
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this.queries = {
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'create': 'insert into search_history (search_query, user_name) values (?, ?)',
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'read': 'select search_query from search_history where user_name = ? order by id desc',
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};
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}
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/**
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* Retrive a search queries for a user from the database.
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* @param {User} user existing user
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* @returns {Promise}
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*/
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read(user) {
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return new Promise((resolve, reject) => this.database.all(this.queries.read, user)
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.then((result, error) => {
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if (error) throw new Error(error);
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resolve(result.map(row => row.search_query));
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})
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.catch((error) => {
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console.log('Error when fetching history from database:', error)
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reject('Unable to get history.');
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}));
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}
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/**
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* Creates a new search entry in the database.
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* @param {String} username logged in user doing the search
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* @param {String} searchQuery the query the user searched for
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* @returns {Promise}
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*/
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create(username, searchQuery) {
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return this.database.run(this.queries.create, [searchQuery, username])
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.catch(error => {
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if (error.message.includes('FOREIGN')) {
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throw new Error('Could not create search history.');
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}
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throw {
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success: false,
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status: 500,
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message: 'An unexpected error occured',
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source: 'database'
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}
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});
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}
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}
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module.exports = SearchHistory;
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