bia/common/npm/question.js

a tool for download git repository

/*
 * @Author: hzxulin@yeah.net 
 * @Date:   2018-12-05 11:03:01 
 * @Last Modified by: hzxulin@yeah.net
 * @Last Modified time: 2018-12-12 12:43:46
 */

const path = require('path')
const inquirer = require('inquirer')

const NPM_CONFIG = require('../../config/npm.json')

/**
 * 选择对配置进行的操作
 */
const chooseConfigOperate = () => {
    return new Promise((resolve, reject) => {
        const question = [{
            type: 'list',
            name: 'type',
            message: '请选择要进行的操作',
            choices: [
                {
                    name: '添加配置信息',
                    value: 'add',
                },
                {
                    name: '更新配置信息',
                    value: 'update',
                },
                {
                    name: '删除配置信息',
                    value: 'delete',
                },
                {
                    name: '导入配置',
                    value: 'import',
                },
                {
                    name: '导出配置',
                    value: 'export',
                },
            ],
            filter: (val) => {
                return val
            },
        }]

        try {
            inquirer.prompt(question).then((answer) => {
                resolve(answer.type)
            })
        } catch (err) {
            reject(err)
        }
    })
}

/**
 * 添加/更新配置信息
 * @param {object} npmInfo 配置信息的一条数据
 */
const getUpdateConfig = (npmInfo = {}) => {
    return new Promise((resolve, reject) => {
        const questionName = [
            {
                type: 'input',
                name: 'name',
                message: 'npm源的名称（英文）',
                validate: (val) => {
                    if (/^\S+$/.test(val)) {
                        return true
                    }
                    return '请填写npm源的名称'
                },
            },
        ]
        const questionList = [
            {
                type: 'input',
                name: 'registry',
                message: 'npm源的地址',
                validate: (val) => {
                    if (/^\S+$/.test(val)) {
                        return true
                    }
                    return '请填写npm源的地址'
                },
            },
        ]
        let res = {}

        if (npmInfo.name) {
            try {
                res = Object.assign({}, {
                    name: npmInfo.name,
                })
                inquirer.prompt(questionList).then((answer) => {
                    res = Object.assign(res, answer)
                    resolve(res)
                })
            } catch (err) {
                reject(err)
            }
        } else {
            try {
                inquirer.prompt(questionName).then((answer) => {
                    for (let i = 0; i < NPM_CONFIG.list.length; i++) {
                        if (answer.name == NPM_CONFIG.list[i].name) {
                            console.log('== 该name已存在, 请重新输入 ==')
                            return resolve(getUpdateConfig())
                        }
                    }
                    res = Object.assign({}, answer)
                    inquirer.prompt(questionList).then((answer) => {
                        res = Object.assign(res, answer)
                        resolve(res)
                    })
                })
            } catch (err) {
                reject(err)
            }
        }
    })
}

/**
 * 选择列表中的一个npm name
 * @param {array} list 名称列表
 */
const getConfigNameIndex = (list) => {
    return new Promise((resolve, reject) => {
        const question = [{
            type: 'list',
            name: 'index',
            message: '请选择要操作的 npm 名称',
            choices: list,
            filter: (val) => {
                return val
            },
        }]

        try {
            inquirer.prompt(question).then((answer) => {
                resolve(answer.index)
            })
        } catch (err) {
            reject(err)
        }
    })
}

/**
 * 选择要导入的文件名称
 * @param {string} file 导入的目标文件
 */
const chooseImportFile = (file) => {
    return new Promise((resolve, reject) => {
        const question = [{
            type: 'input',
            name: 'file',
            message: `请输入要导入的文件:${process.cwd()}`,
            default: 'npm.json',
            validate: (val) => {
                if (/\.json$/i.test(val)) {
                    return true
                }
                return '请输入正确的文件名'
            },
        }]

        try {
            inquirer.prompt(question).then((answer) => {
                resolve(path.resolve(process.cwd(), answer.file))
            })
        } catch (err) {
            reject(err)
        }
    })
}

/**
 * 选择导出的文件名称
 * @param {string} file 导出的文件名称
 */
const chooseOutputFile = (file) => {
    return new Promise((resolve, reject) => {
        const question = [{
            type: 'input',
            name: 'file',
            message: `请输入要导出的文件名称:${process.cwd()}`,
            default: 'npm.json',
            validate: (val) => {
                if (/\.json$/i.test(val)) {
                    return true
                }
                return '请输入正确的文件名'
            },
        }]

        try {
            inquirer.prompt(question).then((answer) => {
                resolve(path.resolve(process.cwd(), answer.file))
            })
        } catch (err) {
            reject(err)
        }
    })
}

module.exports = {
    chooseConfigOperate,
    getUpdateConfig,
    getConfigNameIndex,
    chooseImportFile,
    chooseOutputFile,
}