import { SliderBase, valueProperty, minValueProperty, maxValueProperty } from './slider-common';
import { colorProperty, backgroundColorProperty, backgroundInternalProperty } from '../styling/style-properties';
import { Color } from '../../color';
export * from './slider-common';
var TNSSlider = (function (_super) {
    __extends(TNSSlider, _super);
    function TNSSlider() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    TNSSlider.initWithOwner = function (owner) {
        var slider = TNSSlider.new();
        slider.owner = owner;
        return slider;
    };
    TNSSlider.prototype.accessibilityIncrement = function () {
        var _a;
        var owner = (_a = this.owner) === null || _a === void 0 ? void 0 : _a.deref();
        if (!owner) {
            this.value += 10;
        }
        else {
            this.value = owner._handlerAccessibilityIncrementEvent();
        }
        this.sendActionsForControlEvents(UIControlEvents.ValueChanged);
    };
    TNSSlider.prototype.accessibilityDecrement = function () {
        var _a;
        var owner = (_a = this.owner) === null || _a === void 0 ? void 0 : _a.deref();
        if (!owner) {
            this.value += 10;
        }
        else {
            this.value = owner._handlerAccessibilityDecrementEvent();
        }
        this.sendActionsForControlEvents(UIControlEvents.ValueChanged);
    };
    return TNSSlider;
}(UISlider));
var SliderChangeHandlerImpl = (function (_super) {
    __extends(SliderChangeHandlerImpl, _super);
    function SliderChangeHandlerImpl() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    SliderChangeHandlerImpl.initWithOwner = function (owner) {
        var handler = SliderChangeHandlerImpl.new();
        handler._owner = owner;
        return handler;
    };
    SliderChangeHandlerImpl.prototype.sliderValueChanged = function (sender) {
        var _a;
        var owner = (_a = this._owner) === null || _a === void 0 ? void 0 : _a.deref();
        if (owner) {
            valueProperty.nativeValueChange(owner, sender.value);
        }
    };
    SliderChangeHandlerImpl.ObjCExposedMethods = {
        sliderValueChanged: { returns: interop.types.void, params: [UISlider] },
    };
    return SliderChangeHandlerImpl;
}(NSObject));
export class Slider extends SliderBase {
    createNativeView() {
        return TNSSlider.initWithOwner(new WeakRef(this));
    }
    initNativeView() {
        super.initNativeView();
        const nativeView = this.nativeViewProtected;
        // default values
        nativeView.minimumValue = 0;
        nativeView.maximumValue = this.maxValue;
        this._changeHandler = SliderChangeHandlerImpl.initWithOwner(new WeakRef(this));
        nativeView.addTargetActionForControlEvents(this._changeHandler, 'sliderValueChanged', 4096 /* UIControlEvents.ValueChanged */);
    }
    disposeNativeView() {
        this._changeHandler = null;
        super.disposeNativeView();
    }
    // @ts-ignore
    get ios() {
        return this.nativeViewProtected;
    }
    [valueProperty.getDefault]() {
        return 0;
    }
    [valueProperty.setNative](value) {
        this.ios.value = value;
    }
    [minValueProperty.getDefault]() {
        return 0;
    }
    [minValueProperty.setNative](value) {
        this.ios.minimumValue = value;
    }
    [maxValueProperty.getDefault]() {
        return 100;
    }
    [maxValueProperty.setNative](value) {
        this.ios.maximumValue = value;
    }
    [colorProperty.getDefault]() {
        return this.ios.thumbTintColor;
    }
    [colorProperty.setNative](value) {
        const color = value instanceof Color ? value.ios : value;
        this.ios.thumbTintColor = color;
    }
    [backgroundColorProperty.getDefault]() {
        return this.ios.minimumTrackTintColor;
    }
    [backgroundColorProperty.setNative](value) {
        const color = value instanceof Color ? value.ios : value;
        this.ios.minimumTrackTintColor = color;
    }
    [backgroundInternalProperty.getDefault]() {
        return null;
    }
    [backgroundInternalProperty.setNative](value) {
        //
    }
    getAccessibilityStep() {
        if (!this.accessibilityStep || this.accessibilityStep <= 0) {
            return 10;
        }
        return this.accessibilityStep;
    }
    _handlerAccessibilityIncrementEvent() {
        const args = {
            object: this,
            eventName: SliderBase.accessibilityIncrementEvent,
            value: this.value + this.getAccessibilityStep(),
        };
        this.notify(args);
        return args.value;
    }
    _handlerAccessibilityDecrementEvent() {
        const args = {
            object: this,
            eventName: SliderBase.accessibilityIncrementEvent,
            value: this.value - this.getAccessibilityStep(),
        };
        this.notify(args);
        return args.value;
    }
}
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