package pl.szczodrzynski.edziennik

import android.Manifest
import android.app.Activity
import android.content.Context
import android.content.pm.PackageManager
import android.os.Build
import android.os.Bundle
import androidx.core.app.ActivityCompat
import com.google.gson.JsonArray
import com.google.gson.JsonObject
import pl.szczodrzynski.edziennik.datamodels.Profile
import pl.szczodrzynski.edziennik.datamodels.Teacher
import pl.szczodrzynski.navlib.crc16
import pl.szczodrzynski.navlib.getColorFromRes


fun List<Teacher>.byId(id: Long) = firstOrNull { it.id == id }
fun List<Teacher>.byNameFirstLast(nameFirstLast: String) = firstOrNull { it.name + " " + it.surname == nameFirstLast }
fun List<Teacher>.byNameLastFirst(nameLastFirst: String) = firstOrNull { it.surname + " " + it.name == nameLastFirst }
fun List<Teacher>.byNameFDotLast(nameFDotLast: String) = firstOrNull { it.name + "." + it.surname == nameFDotLast }
fun List<Teacher>.byNameFDotSpaceLast(nameFDotSpaceLast: String) = firstOrNull { it.name + ". " + it.surname == nameFDotSpaceLast }

fun JsonObject.getBoolean(key: String): Boolean? = get(key)?.let { if (it.isJsonNull) null else it.asBoolean }
fun JsonObject.getString(key: String): String? = get(key)?.let { if (it.isJsonNull) null else it.asString }
fun JsonObject.getInt(key: String): Int? = get(key)?.let { if (it.isJsonNull) null else it.asInt }
fun JsonObject.getLong(key: String): Long? = get(key)?.let { if (it.isJsonNull) null else it.asLong }
fun JsonObject.getJsonObject(key: String): JsonObject? = get(key)?.let { if (it.isJsonNull) null else it.asJsonObject }
fun JsonObject.getJsonArray(key: String): JsonArray? = get(key)?.let { if (it.isJsonNull) null else it.asJsonArray }

fun JsonObject.getBoolean(key: String, defaultValue: Boolean): Boolean = get(key)?.let { if (it.isJsonNull) defaultValue else it.asBoolean } ?: defaultValue
fun JsonObject.getString(key: String, defaultValue: String): String = get(key)?.let { if (it.isJsonNull) defaultValue else it.asString } ?: defaultValue
fun JsonObject.getInt(key: String, defaultValue: Int): Int = get(key)?.let { if (it.isJsonNull) defaultValue else it.asInt } ?: defaultValue
fun JsonObject.getLong(key: String, defaultValue: Long): Long = get(key)?.let { if (it.isJsonNull) defaultValue else it.asLong } ?: defaultValue
fun JsonObject.getJsonObject(key: String, defaultValue: JsonObject): JsonObject = get(key)?.let { if (it.isJsonNull) defaultValue else it.asJsonObject } ?: defaultValue
fun JsonObject.getJsonArray(key: String, defaultValue: JsonArray): JsonArray = get(key)?.let { if (it.isJsonNull) defaultValue else it.asJsonArray } ?: defaultValue

fun CharSequence?.isNotNullNorEmpty(): Boolean {
    return this != null && this.isNotEmpty()
}

fun currentTimeUnix() = System.currentTimeMillis() / 1000

fun Bundle?.getInt(key: String, defaultValue: Int): Int {
    return this?.getInt(key, defaultValue) ?: defaultValue
}
fun Bundle?.getLong(key: String, defaultValue: Long): Long {
    return this?.getLong(key, defaultValue) ?: defaultValue
}
fun Bundle?.getFloat(key: String, defaultValue: Float): Float {
    return this?.getFloat(key, defaultValue) ?: defaultValue
}
fun Bundle?.getString(key: String, defaultValue: String): String {
    return this?.getString(key, defaultValue) ?: defaultValue
}

fun changeStringCase(s: String): String {
    val delimiters = " '-/"
    val sb = StringBuilder()
    var capNext = true
    for (ch in s.toCharArray()) {
        var c = ch
        c = if (capNext)
            Character.toUpperCase(c)
        else
            Character.toLowerCase(c)
        sb.append(c)
        capNext = delimiters.indexOf(c) >= 0
    }
    return sb.toString()
}

fun buildFullName(firstName: String?, lastName: String?): String {
    return changeStringCase("$firstName $lastName").trim()
}

fun colorFromName(context: Context, name: String?): Int {
    var crc = crc16(name ?: "")
    crc = (crc and 0xff) or (crc shr 8)
    crc %= 16
    val color = when (crc) {
        13 -> R.color.md_red_500
        4  -> R.color.md_pink_A400
        2  -> R.color.md_purple_A400
        9  -> R.color.md_deep_purple_A700
        5  -> R.color.md_indigo_500
        1  -> R.color.md_indigo_A700
        6  -> R.color.md_cyan_A200
        14 -> R.color.md_teal_400
        15 -> R.color.md_green_500
        7  -> R.color.md_yellow_A700
        3  -> R.color.md_deep_orange_A400
        8  -> R.color.md_deep_orange_A700
        10 -> R.color.md_brown_500
        12 -> R.color.md_grey_400
        11 -> R.color.md_blue_grey_400
        else -> R.color.md_light_green_A700
    }
    return context.getColorFromRes(color)
}

fun MutableList<out Profile>.filterOutArchived() {
    this.removeAll { it.archived }
}

fun Activity.isStoragePermissionGranted(): Boolean {
    return if (Build.VERSION.SDK_INT >= 23) {
        if (checkSelfPermission(Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) {
            true
        } else {
            ActivityCompat.requestPermissions(this, arrayOf(Manifest.permission.WRITE_EXTERNAL_STORAGE), 1)
            false
        }
    } else {
        true
    }
}