todolists/lib/todo_list.js

Todolist in NodeJs CLI

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const todo_status_1 = require("./enum/todo_status");
class TodoList {
    constructor(list) {
        this.list = list;
    }
    get getList() { return this.list; }
    get maxIdItem() {
        if (this.list.length === 0) {
            return { id: 0 };
        }
        return this.list.reduce((pre, cur) => {
            if (pre.id > cur.id)
                return pre;
            return cur;
        });
    }
    /**
     * create item and insert todolist
     * @param content
     * @param deadline
     * @param group
     */
    create(content, deadline, group) {
        const id = this.maxIdItem.id + 1;
        const status = todo_status_1.todoStatusEnum.PENDING.name;
        const todoItem = { id, content, status, deadline, group };
        this.list.push(todoItem);
    }
    /**
     * check the todo item as done
     *
     * @param {number} id
     *
     * @memberOf TodoList
     */
    check(id) {
        this.list.map(item => {
            if (item.id === id) {
                item.status = todo_status_1.todoStatusEnum.DONE.name;
            }
        });
    }
    /**
     * Uncheck the todo item as pending
     *
     * @param {number} id
     *
     * @memberOf TodoList
     */
    uncheck(id) {
        this.list.map(item => {
            if (item.id === id) {
                item.status = todo_status_1.todoStatusEnum.PENDING.name;
            }
        });
    }
    /**
     * get todo item by status
     *
     * @param {TodoStatusEnumItem} status
     * @returns {Array<TodoItem>}
     *
     * @memberOf TodoList
     */
    getItemListByStatus(status) {
        return this.list.filter(item => {
            return status.eql(item.status);
        });
    }
    /**
     * resort todo list id
     *
     * @returns {Array<TodoItem>}
     *
     * @memberOf TodoList
     */
    resort() {
        let start = 1;
        const compare = function (pre, next) {
            if (todo_status_1.todoStatusEnum.DONE.eql(pre.status) && todo_status_1.todoStatusEnum.PENDING.eql(next.status)) {
                return 1;
            }
            if (pre.id > next.id) {
                return 1;
            }
            return -1;
        };
        this.list = this.list.sort(compare).map(item => {
            item.id = start;
            start++;
            return item;
        });
        return this.list;
    }
    /**
     * remove all item
     *
     * @memberOf TodoList
     */
    clearAll() {
        this.list = [];
    }
    /**
     * remove item by status
     *
     * @param {TodoStatusEnumItem} status
     *
     * @memberOf TodoList
     */
    clearListByStatus(status) {
        this.list = this.list.filter(item => !status.eql(item.status));
    }
    /**
     * remove item by id
     * @param id
     */
    clearById(id) {
        this.list = this.list.filter(item => item.id !== id);
    }
    /**
     * stringify list to save into DB
     *
     * @returns {string}
     *
     * @memberOf TodoList
     */
    toStringify() {
        return JSON.stringify(this.list);
    }
}
exports.default = TodoList;
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