// install.sh is generated by ./extra/install.batsh, do not modify it directly.
// "npm run compile-install-script" to compile install.sh
// The command is working on Windows PowerShell and Docker for Windows only.
println("=====================");
println("Uptime Kuma Installer");
println("=====================");
println("");
println("---------------------------------------");
println("This script is designed for Linux and basic usage.");
println("Tested with CentOS 7/8");
println("For advanced usage, please go to https://github.com/louislam/uptime-kuma/wiki/Installation");
println("---------------------------------------");
println("");
println("Local - Install Uptime Kuma in your current machine with git, Node.js 14 and pm2");
println("Docker - Install Uptime Kuma Docker container");
println("");

if ("$1" != "") {
    type = "$1";
} else {
    call("read", "-p", "Which installation method do you prefer? [DOCKER/local]: ", "type");
}

if (type == "local") {
    defaultPort = "3001";
    defaultInstallPath = "/opt/uptime-kuma";

    if (exists("/etc/redhat-release")) {
        os = call("cat", "/etc/redhat-release");
        distribution = "rhel";

    } else if (exists("/etc/issue")) {
        bash("os=$(head -n1 /etc/issue | cut -f 1 -d ' ')");
        if (os == "Ubuntu") {
            distribution = "ubuntu";
        }

    }

    bash("arch=$(uname -i)");

    println("Your OS: " ++ os);
    println("Distribution: " ++ distribution);
    println("Arch: " ++ arch);

    if ("$3" != "") {
        port = "$3";
    } else {
        call("read", "-p", "Listening Port [$port]: ", "port");

        if (port == "") {
            port = defaultPort;
        }
    }

    if ("$2" != "") {
        installPath = "$2";
    } else {
        call("read", "-p", "Installation Path [$installPath]: ", "installPath");

        if (installPath == "") {
            installPath = defaultInstallPath;
        }
    }

    if (distribution == "rhel") {
        bash("nodeCheck=$(node -v)");

        if (nodeCheck != "") {
            bash("nodeVersion=$(node -e 'console.log(process.versions.node.split(`.`)[0])')");
            println("Node Version: " ++ nodeVersion);

            if (nodeVersion < "12") {
                println("Error: Required Node.js 14");
                call("exit", "1");
            }

            if (nodeVersion == "12") {
                println("Warning: NodeJS " ++ nodeVersion ++ " is not tested.");
            }
        } else {

            bash("curlCheck=$(curl --version)");
            if (curlCheck == "") {
                println("Installing Curl");
                bash("yum -y -q install curl");
            }

            println("Installing Node.js 14");
            bash("curl -sL https://rpm.nodesource.com/setup_14.x | bash - > log.txt");
            bash("yum install -y -q nodejs");
            bash("node -v");

            bash("nodeCheckAgain=$(node -v)");

            if (nodeCheckAgain == "") {
                println("Error during Node.js installation");
                bash("exit 1");
            }
        }

        bash("check=$(git --version)");
        if (check == "") {
            println("Installing Git");
            bash("yum -y -q install git");
        }

        bash("check=$(pm2 --version)");
        if (check == "") {
            println("Installing PM2");
            bash("npm install pm2 -g");
            bash("pm2 startup");
        }

        bash("mkdir -p $installPath");
        bash("cd $installPath");
        bash("git clone https://github.com/louislam/uptime-kuma.git .");
        bash("npm run setup");

        bash("pm2 start npm --name uptime-kuma -- run start-server -- --port=$port");
        bash("pm2 list");
    }

   if (distribution == "ubuntu") {
        println("TODO");
        // TODO
   }

} else {
    call("read", "-p", "Expose Port [3001]: ", "port");
    call("read", "-p", "Volume Name [uptime-kuma]: ", "volume");
}