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ObjC.import('Cocoa')

function Url(str) {
    return $.NSURL.URLWithString(str)
}

function Req(url) {
    return $.NSURLRequest.requestWithURL(url)
}

function Button(fun = ()=>{}) {
    let r = $.NSMakeRect(0, 0, 90, 26)
    let b = $.NSButton.alloc.initWithFrame(r)
    b.bezelStyle = $.NSRoundedBezelStyle
    fun(b)
    return b
}

function CheckBoxButton(fun = ()=>{}) {
    let r = $.NSMakeRect(0, 0, 26, 26)
    let b = $.NSButton.alloc.initWithFrame(r)
    b.buttonType = $.NSSwitchButton
    fun(b)
    return b
}

function RadioButton(fun = ()=>{}) {
    let r = $.NSMakeRect(0, 0, 26, 26)
    let b = $.NSButton.alloc.initWithFrame(r)
    b.buttonType = $.NSRadioButton
    fun(b)
    return b
}

function PopUpButton(fun = ()=>{}) {
    let p = $.NSPopUpButton.alloc.initWithFrame($.NSMakeRect(0, 0, 90, 26))
    fun(p)
    return b
}

function TextField(fun = ()=>{}) {
    let r = $.NSMakeRect(0, 0, 200, 22)
    let t = $.NSTextField.alloc.initWithFrame(r)
    fun(t)
    return t
}

function Label(fun = ()=>{}) {
    let r = $.NSMakeRect(0, 0, 200, 22)
    let t = $.NSTextField.alloc.initWithFrame(r)
    t.drawsBackground = false
    t.bordered = false
    t.editable = false
    t.selectable = true
    fun(t)
    return t
}

function WrappingTextField(fun = ()=>{}) {
    if (!$.AppletKitControlTextEditingDelegate) ObjC.registerSubclass({
        name: 'AppletKitControlTextEditingDelegate',
        protocols: ['NSControlTextEditingDelegate'],
        methods: {
            'control:textView:doCommandBySelector:': function(control, textView, commandSelector) {
                let result = false
                if (commandSelector == 'insertNewline:') {
                    textView.insertNewlineIgnoringFieldEditor(this)
                    return true
                }
                if (commandSelector == 'insertTab:') {
                    textView.insertTabIgnoringFieldEditor(this)
                    return true
                }
                return result
            },
        },
    })
    let r = $.NSMakeRect(0, 0, 26, 26)
    let t = $.NSTextField.alloc.initWithFrame(r)
    t.delegate = $.AppletKitControlTextEditingDelegate.alloc.init
    t.cell.wraps = true
    t.cell.lineBreakMode = $.NSLineBreakByWordWrapping
    t.cell.usesSingleLineMode = false
    fun(t)
    return t
}

function TextDatePicker(fun = ()=>{}) {
    let r = $.NSMakeRect(0, 0, 26, 26)
    let p = $.NSDatePicker.alloc.initWithFrame(r)
    p.drawsBackground = true
    p.datePickerElements = $.NSYearMonthDayDatePickerElementFlag
    p.datePickerStyle = $.NSTextFieldAndStepperDatePickerStyle
    p.dateValue = $.NSDate.date
    fun(p)
    return p
}

function GraphicalDatePicker(fun = ()=>{}) {
    let r = $.NSMakeRect(0, 0, 26, 26)
    let p = $.NSDatePicker.alloc.initWithFrame(r)
    p.drawsBackground = true
    p.datePickerElements = $.NSYearMonthDayDatePickerElementFlag
    p.datePickerStyle = $.NSClockAndCalendarDatePickerStyle
    p.dateValue = $.NSDate.date
    fun(p)
    return p
}

function Line(fun = ()=>{}) {
    let r = $.NSMakeRect(0, 0, 0, 0)
    let b = $.NSBox.alloc.initWithFrame(r)
    b.boxType = $.NSBoxSeparator
    fun(b)
    return b
}

function View(fun = ()=>{}) {
    let v = $.NSView.alloc.initWithFrame($.NSMakeRect(0, 0, 0, 0))
    fun(v)
    return v
}

function WebView(fun = ()=>{}) {
    ObjC.import('WebKit')
    let r = $.NSMakeRect(0, 0, 0, 0)
    let c = $.WKWebViewConfiguration.alloc.init
    let w = $.WKWebView.alloc.initWithFrameConfiguration(r, c)
    fun(w)
    return w
}

function ShoeboxWindow(name, methods) {
    let _methods = {}
    for (let m in methods) {
        _methods[m+':'] = {
            types: ['void', ['id']],
            implementation: methods[m],
        }
    }
    _methods.init = function () {
        let _this = ObjC.super(this).initWithContentRectStyleMaskBackingDefer(
            $.NSMakeRect(0, 0, 0, 0),
            $.NSTitledWindowMask | $.NSClosableWindowMask | $.NSMiniaturizableWindowMask | $.NSResizableWindowMask,
            $.NSBackingStoreBuffered,
            false
        )
        if (_this != undefined) {
            this.releasedWhenClosed = false
            if (_this.setup) _this.setup($())
        }
        return _this
    }
    ObjC.registerSubclass({
        name: name,
        superclass: 'NSWindow',
        methods: _methods,
    })
}

function UtilityWindow(name, methods) {
    registAppletKitWindowDelegate()
    let _methods = {}
    for (let m in methods) {
        _methods[m+':'] = {
            types: ['void', ['id']],
            implementation: methods[m],
        }
    }
    _methods.init = function () {
        let _this = ObjC.super(this).initWithContentRectStyleMaskBackingDefer(
            $.NSMakeRect(0, 0, 100, 100),
            $.NSTitledWindowMask | $.NSClosableWindowMask | $.NSMiniaturizableWindowMask,
            $.NSBackingStoreBuffered,
            false
        )
        if (_this != undefined) {
            _this.delegate = $.AppletKitWindowDelegate.alloc.init
            if (_this.setup) _this.setup($())
        }
        return _this
    }
    ObjC.registerSubclass({
        name: name,
        superclass: 'NSWindow',
        methods: _methods,
    })
}

function registAppletKitWindowDelegate() {
    if (!$.AppletKitWindowDelegate) ObjC.registerSubclass({
        name:'AppletKitWindowDelegate',
        protocols: ['NSWindowDelegate'],
        methods: {
            'windowWillClose:'(notification) {
                $.NSApplication.sharedApplication.terminate($())
            }
        }
    })
}