//
//  Angle.swift
//  Adhan
//
//  Copyright © 2018 Batoul Apps. All rights reserved.
//
//  Permission is hereby granted, free of charge, to any person obtaining a copy
//  of this software and associated documentation files (the "Software"), to deal
//  in the Software without restriction, including without limitation the rights
//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//  copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:
//
//  The above copyright notice and this permission notice shall be included in
//  all copies or substantial portions of the Software.
//
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//  THE SOFTWARE.
//

import Foundation

struct Angle: ExpressibleByFloatLiteral, ExpressibleByIntegerLiteral {
    var degrees: Double
    
    init(_ value: Double) {
        self.degrees = value
    }
    
    init(radians: Double) {
        self.degrees = (radians * 180.0) / .pi
    }
    
    init(floatLiteral value: Double) {
        self.degrees = value
    }
    
    init(integerLiteral value: Int) {
        self.degrees = Double(value)
    }
    
    var radians: Double {
        return (degrees * .pi) / 180.0
    }
    
    func unwound() -> Angle {
        return Angle(degrees.normalizedToScale(360))
    }
    
    func quadrantShifted() -> Angle {
        if degrees >= -180 && degrees <= 180 {
            return self
        }
        
        return Angle(degrees - (360 * (degrees/360).rounded()))
    }
}

func +(left: Angle, right: Angle) -> Angle {
    return Angle(left.degrees + right.degrees)
}

func -(left: Angle, right: Angle) -> Angle {
    return Angle(left.degrees - right.degrees)
}

func *(left: Angle, right: Angle) -> Angle {
    return Angle(left.degrees * right.degrees)
}

func /(left: Angle, right: Angle) -> Angle {
    return Angle(left.degrees / right.degrees)
}
