@file:Suppress("TooManyFunctions")

package pl.treksoft.kvision.utils

import pl.treksoft.kvision.core.CssSize
import pl.treksoft.kvision.core.KVManager
import pl.treksoft.kvision.core.UNIT
import kotlin.js.Date

fun Int.px(): CssSize = Pair(this, UNIT.px)
fun Int.em(): CssSize = Pair(this, UNIT.em)
fun Int.pt(): CssSize = Pair(this, UNIT.pt)
fun Int.perc(): CssSize = Pair(this, UNIT.perc)
fun Int.rem(): CssSize = Pair(this, UNIT.rem)
fun Int.ch(): CssSize = Pair(this, UNIT.ch)
fun Int.cm(): CssSize = Pair(this, UNIT.cm)
fun Int.mm(): CssSize = Pair(this, UNIT.mm)
@Suppress("FunctionNaming")
fun Int.`in`(): CssSize = Pair(this, UNIT.`in`)

fun Int.pc(): CssSize = Pair(this, UNIT.pc)
fun Int.vh(): CssSize = Pair(this, UNIT.vh)
fun Int.vw(): CssSize = Pair(this, UNIT.vw)
fun Int.vmin(): CssSize = Pair(this, UNIT.vmin)
fun Int.vmax(): CssSize = Pair(this, UNIT.vmax)
fun auto(): CssSize = Pair(0, UNIT.auto)

fun CssSize.asString(): String {
    return if (this.second != UNIT.auto) {
        this.first.toString() + this.second.unit
    } else {
        "auto"
    }
}

private val hex = arrayOf("0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f")

@Suppress("MagicNumber")
fun Int.toHexString(): String {
    var result = ""
    var num = this
    for (i in 0 until 6) {
        result = hex[num and 0xF] + result
        num = num shr 4
    }
    return result
}

@Suppress("UnsafeCastFromDynamic")
fun String.toDateF(format: String = "YYYY-MM-DD HH:mm:ss"): Date {
    return KVManager.fecha.parse(this, format)
}

@Suppress("UnsafeCastFromDynamic")
fun Date.toStringF(format: String = "YYYY-MM-DD HH:mm:ss"): String {
    return KVManager.fecha.format(this, format)
}