const Docker = require('dockerode');
const docker = new Docker({
    'socketPath':  '/home/docker.sock'
    //'socketPath':  '/var/run/docker.sock'
});
const fs = require("fs");
const DOCKERIMAGE = "mcr.microsoft.com/azure-powershell";
//const cmd = `docker run --net=host -w /myapp -v ${FOLDER}:/myapp mcr.microsoft.com/azure-powershell pwsh appgw.ps1 -ApplicationGatewayName ${appGwName}`;

const appgateway = function( mongoJob ) {
    
    if ( mongoJob.scenario === 'azqmi-qs-sn' || mongoJob.scenario === 'azqmi-qdc-qs') {
        var provision_id = mongoJob._id.toString();
        var processStream = fs.createWriteStream(mongoJob.logFile, {flags:'a'});
        var name = 'qmi-azureps-appgw-'+provision_id;
        console.log(`AzurePS: will spin up container: ${name}`);

        return docker.run(DOCKERIMAGE, ['pwsh', 'appgw.ps1', "-ProvisionId", provision_id ], processStream, { 
            "name": name,
            "WorkingDir": "/myapp",
            "HostConfig": {
                "Binds": [
                    `${mongoJob.path}/shell:/myapp`
                ],
                "NetworkMode": "host"
            }
        }).then(function(data) {
            var output = data[0];
            var container = data[1];
            console.log(`AzurePS: ${name} (${container.id}) has finished with code: ${output.StatusCode}`);
            return container.remove();
        }).then(function() {
            console.log(`AzurePS: ${name} removed!`);
            return Promise.resolve(mongoJob);
        });

    } else {
        return Promise.resolve(mongoJob);
    }
   
};

module.exports.appgateway = appgateway;