const db = require('quick.db')
const consolePrefix = `${'['.blue}${'dbd-soft-ui'.yellow}${']'.blue} `
const colors = require('colors')
const { icons, otherIcons } = require('../icons')

module.exports = class Feed {
    constructor() {
        this.setColor = function (color) {
            if (!color) throw new Error(`${consolePrefix}${`Failed to modify feed. ${colors.red('Invalid color.')}`.cyan}`);
            if (
                color !== 'red' &&
                color !== 'orange' &&
                color !== 'pink' &&
                color !== 'gray' &&
                color !== 'green' &&
                color !== 'blue' &&
                color !== 'dark'
            ) {
                throw new Error(`${consolePrefix}${`Failed to modify feed. ${colors.red('Invalid color.')}`.cyan}`);
            }

            this.color = color;
            return this;
        }

        this.setDescription = function (description) {
            if (!description) throw new Error(`${consolePrefix}${`Failed to modify feed. ${colors.red('Invalid description.')}`.cyan}`);
            if (description.length < 3 || description.length > 128) console.log(`${consolePrefix}${'Invalid description'.cyan}`);
            this.description = description;
            return this;
        }

        this.setIcon = function (icon) {
            if (!icon) throw new Error(`${consolePrefix}${`Failed to modify feed. ${colors.red('Invalid icon.')}`.cyan}`);
            if (!icons.includes(icon) && !otherIcons.includes(icon)) throw new Error(`${consolePrefix}${`Failed to modify feed. ${colors.red('Invalid icon.')}`.cyan}`);
            this.icon = icon;
            return this;
        }

        this.getFeed = function (id) {
            if (!id) throw new Error(`${consolePrefix}${`Failed to get feed. ${colors.red('Invalid id.')}`.cyan}`);
            let feedName = '';
            switch (id) {
                case 1:
                    feedName = 'one';
                    break;
                case 2:
                    feedName = 'two';
                    break;
                case 3:
                    feedName = 'three';
                    break;
                case "all":
                    feedName = 'all';
                    break;
                default:
                    throw new Error(`${consolePrefix}${`Failed to get feed. ${colors.red('Invalid id.')}`.cyan}`);
            }

            let feed = db.get(`feeds${feedName === "all" ? "" : `.${feedName}`}`)
            if (!feed) throw new Error(`${consolePrefix}${`Failed to get feed. ${colors.red('Feed not found.')}`.cyan}`);
            this.feed = feed;
            return this;
        }

        this.delete = function () {
            if (!this.feed)throw new Error(`${consolePrefix}${`Failed to delete feed. ${colors.red('Feed not selected')}`.cyan}`);
            db.delete(`feeds.${this.feed.id}`);
            return this;
        }

        this.send = async function () {
            const { color, description, icon } = this;

            let diff;
            let col;
            if (otherIcons.includes(icon)) diff = true;

            if (color === 'red') col = 'danger';
            if (color === 'orange') col = 'warning';
            if (color === 'pink') col = 'primary';
            if (color === 'gray') col = 'secondary';
            if (color === 'green') col = 'success';
            if (color === 'blue') col = 'info';
            if (color === 'dark') col = 'dark';

            if (db.get('feeds.three') && db.get('feeds.two') && db.get('feeds.one')) {
                await db.delete('feeds.one')
                const f3 = db.get('feeds.three')
                const f2 = db.get('feeds.two')
                await db.set('feeds.two', {
                    color: f3.color,
                    description: f3.description,
                    published: f3.published,
                    icon: f3.icon,
                    diff: f3.diff
                })
                await db.set('feeds.one', {
                    color: f2.color,
                    description: f2.description,
                    published: f2.published,
                    icon: f2.icon,
                    diff: f2.diff
                })
                await db.set('feeds.three', {
                    color: col,
                    description: description,
                    published: Date.now(),
                    icon: icon,
                    diff: diff
                })
            } else {
                if (!db.get('feeds.three')) {
                    await db.set('feeds.three', {
                        color: col,
                        description: description,
                        published: Date.now(),
                        icon: icon,
                        diff: diff
                    })
                } else if (!db.get('feeds.two')) {
                    const f3 = db.get('feeds.three')
                    await db.set('feeds.two', {
                        color: f3.color,
                        description: f3.description,
                        published: f3.published,
                        icon: f3.icon,
                        diff: f3.diff
                    })
                    await db.set('feeds.three', {
                        color: col,
                        description: description,
                        published: Date.now(),
                        icon: icon,
                        diff: diff
                    })
                } else {
                    const f3 = db.get('feeds.three')
                    const f2 = db.get('feeds.two')
                    await db.set('feeds.one', {
                        color: f2.color,
                        description: f2.description,
                        published: f2.published,
                        icon: f2.icon,
                        diff: f2.diff
                    })
                    await db.set('feeds.two', {
                        color: f3.color,
                        description: f3.description,
                        published: f3.published,
                        icon: f3.icon,
                        diff: f3.diff
                    })
                    await db.set('feeds.three', {
                        color: col,
                        description: description,
                        published: Date.now(),
                        icon: icon,
                        diff: diff
                    })
                }
            }
        }
    }
}