///<reference path="../typings/index.d.ts"/>
import "source-map-support/register"
import * as fs from "fs-extra"
import * as pathModule from "path"
import * as wrench from "wrench"
import * as commander from "commander"
import * as colors from "colors"

let program = commander

program.version("0.0.1")
    .command("install [package]")
    .action((name: string) => {
        if (name) {
            install(name)
        } else {
            installAll()
        }
    })

program.command("list [package]")
    .action((name: string) => {
        if (name) {
            list(name)
        } else {
            listAll()
        }
    })


//program.command("help", "Print out help message", { isDefault: true }).action((arg) => {
//    program.help()
//})

program.parse(process.argv)
if (program.args[0] || program.args.length == 0) {
    //program.help()
    //process.exit(0)
}
function list(name: string) {
    let partialDir = pathModule.join(__dirname, "../../partial-src")
    let files = wrench.readdirSyncRecursive(partialDir)
    files = files.filter(file => pathModule.extname(file) === ".ts")
    // no directory
    files = files.filter(file => pathModule.dirname(file) !== ".")
    let dirs = fs.readdirSync(partialDir).filter(item => !pathModule.extname(item))

    // filter out what user want
    let matches = []
    for (let file of files) {
        let basename = pathModule.basename(file, ".ts")
        if (basename.toLowerCase().indexOf(name.toLowerCase()) >= 0) {
            matches.push(file)
        }
    }
    for (let file of matches) {
        console.log(file)
    }
}

function install(name: string) {
    name = pathModule.basename(name, ".ts")
    let partialDir = pathModule.join(__dirname, "../../partial-src")
    let files = wrench.readdirSyncRecursive(partialDir)
    files = files.filter(file => pathModule.extname(file) === ".ts")
    // no directory
    files = files.filter(file => pathModule.dirname(file) !== ".")

    // filter out what user want
    let toAdd = []
    for (let file of files) {
        let basename = pathModule.basename(file, ".ts")
        if (basename.toLowerCase() === name.toLowerCase()) {
            toAdd.push(file)
        }
    }
    for (let file of toAdd) {
        installFile(file)
    }
}

function installAll() {
    let partialDir = pathModule.join(__dirname, "../../partial-src")
    let files = wrench.readdirSyncRecursive(partialDir)
    files = files.filter(file => pathModule.extname(file) === ".ts")
    // nodirectory
    files = files.filter(file => pathModule.dirname(file) !== ".")

    // no directory
    for (let file of files) {
        installFile(file)
    }
}
function installFile(relativePath: string) {
    let partialDir = pathModule.join(__dirname, "../../partial-src")
    let abs = pathModule.join(partialDir, relativePath)
    let baseDir = "lib"
    let dir = pathModule.join(baseDir, pathModule.dirname(relativePath))
    console.log(`Install ${relativePath.slice(0, - 3)} to ${pathModule.join(baseDir, relativePath)}`)
    fs.mkdirpSync(dir)
    fs.copySync(abs, pathModule.join(baseDir, relativePath))
}
function listAll() {
    let partialDir = pathModule.join(__dirname, "../../partial-src")
    let files = wrench.readdirSyncRecursive(partialDir)
    files = files.filter(file => pathModule.extname(file) === ".ts")
    // nodirectory
    files = files.filter(file => pathModule.dirname(file) !== ".")
    for (let file of files) {
        console.log(file)
    }
}
function ensureDir(name) {
    fs.mkdirpSync(name)
}