//
//  BundleManager.swift
//  VDS
//
//  Created by Matt Bruce on 1/9/23.
//

import Foundation
import UIKit


public func DebugLog(_ message: String, file: String = #file, line: Int = #line, function: String = #function) {
    #if DEBUG
        let path = (file as NSString).lastPathComponent
        // using print because NSLog crashes when passing certain optionals
        print("[\(path)] \(function) [Line \(line)] : \(message)")
    #endif
}

/// Bundle Manager keeps all bundles together for ease of use for searching within any of them for a specific asset
public class BundleManager {
    public static var shared = BundleManager()
    
    public var bundles: [Bundle] = []
    private var paths: [String] = []
    
    private init(){
        bundles.append(Bundle(for: Self.self))
    }
        
    private func updateBundles() {
        bundles.removeAll()
        bundles.append(Bundle(for: Self.self))
        paths.forEach({ path in
            if let bundle = Bundle(path: path) {
                bundles.append(bundle)
            }
        })
    }
    
    /// With take a location and if found append to the local array for use later for asset searching.
    /// - Parameter path: Location of the bundle
    public static func register(_ path: String) {
        if !shared.paths.contains(where: {$0 == path}) {
            if let bundle = Bundle(path: path) {
                shared.paths.append(path)
                shared.bundles.append(bundle)
            }
        }
    }
}

extension BundleManager {
    
    /// Searches through all registered bundles for an image
    /// - Parameter name: Name of the image
    /// - Returns: Will find an image or not.
    public func image(for name: String) -> UIImage? {
        var foundImage: UIImage?
        
        if let image =  UIImage(named: name) {
            foundImage = image
            
        } else {
            
            for bundle in bundles {
                if let image = UIImage(named: name, in: bundle, with: nil) {
                    foundImage = image
                    break
                }
            }
        }
        
        return foundImage
    }
}