const path = require('path');
const fs = require('fs');
const yaml = require('js-yaml');

//joining path of directory 
const directoryPath = path.join(__dirname, 'Jackett/src/Jackett.Common/Definitions');
//passsing directoryPath and callback function

let trackers = {};
trackers.trackers = []

fs.readdir(directoryPath, function (err, files) {
    //handling error
    if (err) {
        return console.log('Unable to scan directory: ' + err);
    } 
    //listing all files using forEach
    files.forEach(function (file) {
        // Do whatever you want to do with the file
        //console.log(file);
        try {
            let fileContents = fs.readFileSync(path.join(directoryPath, file), 'utf8');
            let data = yaml.safeLoad(fileContents, {skipInvalid: true});
            //console.log(data);
            if (data.type == 'private') {
                let tracker = {
                    name: '',
                    description: '',
                    type: ''
                }
                tracker.name = data.name
                tracker.description = data.description
                let type = []
                //console.log(data);
                if (data.caps && data.caps.categorymappings) {
                    data.caps.categorymappings.forEach(function(category) {
                        type.push(category.cat.split("/")[0])
                    })
                    // remove duplicates
                    type = Array.from(new Set(type))
                    tracker.type = type.join(", ")
                } else if (data.caps.categories) {
                    data.caps.categorymappings.forEach(function(category) {
                        console.log(category)
                        type.push(category.cat.split("/")[0])
                    })
                    console.log(type)
                    // remove duplicates
                    type = Array.from(new Set(type))
                    tracker.type = type.join(", ")
                    console.log(tracker.type)
                }
                //console.log(tracker)
                trackers.trackers.push(tracker)
            }
        } catch (err) {
            // YAMLException
        }
    });

    let data = JSON.stringify(trackers);
    fs.writeFileSync('trackers2.json', data);
});