package com.swmansion.reanimated

import com.facebook.react.bridge.ReadableArray
import com.facebook.react.bridge.ReadableMap

object Utils {
    @JvmStatic
    fun processMapping(style: ReadableMap): Map<String, Int> {
        val iter = style.keySetIterator()
        val mapping = HashMap<String, Int>()
        while (iter.hasNextKey()) {
            val propKey = iter.nextKey()
            val nodeIndex = style.getInt(propKey)
            mapping[propKey] = nodeIndex
        }
        return mapping
    }

    @JvmStatic
    fun processIntArray(ary: ReadableArray): IntArray {
        val size = ary.size()
        val res = IntArray(size)
        for (i in 0 until size) {
            res[i] = ary.getInt(i)
        }
        return res
    }

    @JvmStatic
    fun simplifyStringNumbersList(list: String): String {
        // transforms string: '[1, 2, 3]' -> '1 2 3'
        // to make usage of std::istringstream in C++ easier
        return list.replace(",", "").replace("[", "").replace("]", "")
    }

    @JvmStatic
    fun convertToFloat(value: Any): Float =
        when (value) {
            is Int -> value.toFloat()
            is Float -> value
            is Double -> value.toFloat()
            else -> 0f
        }

    @JvmStatic
    fun combineRunnables(vararg runnables: Runnable): Runnable =
        Runnable {
            for (r in runnables) {
                r.run()
            }
        }
}