package com.shoyoo.react.anavi.util

import com.amap.api.maps.AMapUtils
import com.facebook.react.bridge.*
import com.shoyoo.react.anavi.toLatLngList
import java.lang.Exception

class AMapUtilModule(reactContext: ReactApplicationContext) :
        ReactContextBaseJavaModule(reactContext) {

    override fun getName(): String {
        return "AMapUtil"
    }

    @ReactMethod
    fun calculateLineDistance(origins: ReadableArray, destinations: ReadableArray, promise: Promise) {
        val o = origins.toLatLngList()
        var d = destinations.toLatLngList()

        val result: MutableList<Float> = mutableListOf();
        try {
            for(i in 0..o.size) {
                if(i == d.size) {
                    break;
                }
                val origin = o[i]
                val destination = d[i]
                val distance = AMapUtils.calculateLineDistance(origin, destination)
                result.add(distance)
            }
            promise.resolve(Arguments.createArray().apply { result.forEach { pushDouble(it.toDouble()) } })
        } catch (e: Exception) {
            promise.reject("1", e.message, e)
        }
    }
}