@fastify/flash/lib/flash.js

Flash message plugin for fastify.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.flashFactory = flashFactory;
const util_1 = require("util");
function flashFactory() {
    return {
        request(type, ...message) {
            if (!this.session) {
                throw new Error('Session not found');
            }
            let currentSession = this.session.get('flash');
            if (!currentSession) {
                currentSession = {};
                this.session.set('flash', currentSession);
            }
            if (message.length === 0) {
                throw new Error('Provide a message to flash.');
            }
            if (Array.isArray(message[0])) {
                for (let i = 0; i < message[0].length; i++) {
                    currentSession = Object.assign(Object.assign({}, currentSession), { [type]: (currentSession[type] || []).concat(message[0][i]) });
                }
            }
            else {
                currentSession = Object.assign(Object.assign({}, currentSession), { [type]: (currentSession[type] || []).concat(message.length > 1 ? util_1.format.apply(undefined, message) : message[0]) });
            }
            this.session.set('flash', currentSession);
            return this.session.get('flash')[type].length;
        },
        reply(type) {
            if (!this.request.session) {
                throw new Error('Session not found');
            }
            if (!type) {
                const allMessages = this.request.session.get('flash');
                this.request.session.set('flash', {});
                return allMessages;
            }
            let data = this.request.session.get('flash');
            if (!data) {
                data = {};
            }
            const messages = data[type];
            delete data[type];
            this.request.session.set('flash', data);
            return messages || [];
        },
    };
}