//
//  PreferencesTabViewController.swift
//  Harmony
//
//  Created by Kim Wittenburg on 26.01.15.
//  Copyright (c) 2015 Das Code Kollektiv. All rights reserved.
//

import Cocoa

class GeneralPreferencesViewController: NSViewController {
}

class StorePreferencesViewController: NSViewController {
    
    dynamic var iTunesStores: [String] {
        return NSLocale.ISOCountryCodes().map { NSLocale.currentLocale().displayNameForKey(NSLocaleCountryCode, value: $0)! }
    }
    
    dynamic var currentITunesStoreIndex: Int {
        set {
            let countryCode = NSLocale.ISOCountryCodes()[newValue]
            Preferences.sharedPreferences.iTunesStore = countryCode
        }
        get {
            return NSLocale.ISOCountryCodes().indexOf(Preferences.sharedPreferences.iTunesStore)!
        }
    }
    
}

class TagsPreferencesViewController: NSViewController, NSTableViewDataSource, NSTableViewDelegate, NSMenuDelegate {
    
    // MARK: Types
    
    private struct TableViewConstants {
        
        static let textTableCellViewIdentifier = "textCell"
        
        static let popupTableCellViewIdentifier = "popupCell"
        
        static let tagTableColumnIdentifier = "tagColumn"
        
        static let savingBehaviorTableColumnIdentifier = "savingBehaviorColumn"
        
    }
    
    // MARK: Properties
    
    @IBOutlet weak var tableView: NSTableView!
    
    // MARK: Table View
    
    func numberOfRowsInTableView(tableView: NSTableView) -> Int {
        return Tag.allTags.count
    }
    
    func tableView(tableView: NSTableView, viewForTableColumn tableColumn: NSTableColumn?, row: Int) -> NSView? {
        let tag = Tag.allTags[row]
        if tableColumn?.identifier == TableViewConstants.tagTableColumnIdentifier {
            let view = tableView.makeViewWithIdentifier(TableViewConstants.textTableCellViewIdentifier, owner: nil) as? NSTableCellView
            view?.textField?.stringValue = tag.localizedName
            return view
        } else if tableColumn?.identifier == TableViewConstants.savingBehaviorTableColumnIdentifier {
            let popupButton = tableView.makeViewWithIdentifier(TableViewConstants.popupTableCellViewIdentifier, owner: nil) as? NSPopUpButton
            popupButton?.removeAllItems()
            if tag.isReturnedBySearchAPI {
                popupButton?.addItemWithTitle(NSLocalizedString("Save", comment: "Menu item title for a tag that is going to be saved"))
            }
            popupButton?.addItemWithTitle(NSLocalizedString("Clear", comment: "Menu item title for a tag that is going to be cleared"))
            popupButton?.addItemWithTitle(NSLocalizedString("Ignore", comment: "Menu item title for a tag that is not going to be saved"))
            
            var selectedIndex: Int
            switch Preferences.sharedPreferences.tagSavingBehaviors[tag]! {
            case .Save:
                selectedIndex = 0
            case .Clear:
                selectedIndex = 1
            case .Ignore:
                selectedIndex = 2
            }
            if !tag.isReturnedBySearchAPI {
                selectedIndex -= 1
            }
            popupButton?.selectItemAtIndex(selectedIndex)
            return popupButton
        }
        return nil
    }
    
    @IBAction private func savingBehaviorChanged(sender: NSPopUpButton) {
        let tag = Tag.allTags[tableView.rowForView(sender)]
        let selectedIndex = sender.indexOfItem(sender.selectedItem!)
        var savingBehavior = Preferences.sharedPreferences.tagSavingBehaviors[tag]!
        switch selectedIndex {
        case 0:
            savingBehavior = tag.isReturnedBySearchAPI ? .Save : .Clear
        case 1:
            savingBehavior = tag.isReturnedBySearchAPI ? .Clear : .Ignore
        case 2:
            savingBehavior = .Ignore
        default:
            break
        }
        Preferences.sharedPreferences.tagSavingBehaviors[tag] = savingBehavior
    }
    
}