OsmAnd/OsmAnd-telegram/src/net/osmand/telegram/utils/AndroidUtils.kt

package net.osmand.telegram.utils

import android.Manifest
import android.app.Activity
import android.content.Context
import android.content.Intent
import android.content.pm.PackageManager
import android.content.res.Configuration
import android.graphics.Paint
import android.net.Uri
import android.os.Build
import android.support.annotation.AttrRes
import android.support.annotation.ColorInt
import android.support.v4.app.ActivityCompat
import android.support.v4.content.FileProvider
import android.util.TypedValue
import android.util.TypedValue.COMPLEX_UNIT_DIP
import android.view.View
import android.view.inputmethod.InputMethodManager
import net.osmand.telegram.R
import java.io.File

object AndroidUtils {
	
	private const val PERMISSION_REQUEST_LOCATION = 1

	private fun isHardwareKeyboardAvailable(context: Context): Boolean {
		return context.resources.configuration.keyboard != Configuration.KEYBOARD_NOKEYS
	}

	fun softKeyboardDelayed(view: View) {
		view.post {
			view.requestFocus()
			if (!isHardwareKeyboardAvailable(view.context)) {
				val imm = view.context.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager?
				imm?.showSoftInput(view, InputMethodManager.SHOW_IMPLICIT)
			}
		}
	}

	fun hideSoftKeyboard(activity: Activity, input: View?) {
		val inputMethodManager = activity.getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager?
		if (inputMethodManager != null) {
			if (input != null) {
				val windowToken = input.windowToken
				if (windowToken != null) {
					inputMethodManager.hideSoftInputFromWindow(windowToken, 0)
				}
			}
		}
	}

	fun isLocationPermissionAvailable(context: Context): Boolean {
		return ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED
	}


	fun requestLocationPermission(activity: Activity) {
		ActivityCompat.requestPermissions(activity, arrayOf(Manifest.permission.ACCESS_FINE_LOCATION), PERMISSION_REQUEST_LOCATION)
	}
	
	fun dpToPx(ctx: Context, dp: Float): Int {
		val r = ctx.resources
		return TypedValue.applyDimension(
				COMPLEX_UNIT_DIP,
				dp,
				r.displayMetrics
		).toInt()
	}

	fun getStatusBarHeight(ctx: Context): Int {
		var result = 0
		val resourceId = ctx.resources.getIdentifier("status_bar_height", "dimen", "android")
		if (resourceId > 0) {
			result = ctx.resources.getDimensionPixelSize(resourceId)
		}
		return result
	}

	fun addStatusBarPadding19v(ctx: Context, view: View) {
		if (Build.VERSION.SDK_INT >= 19) {
			view.apply {
				setPadding(paddingLeft, paddingTop + getStatusBarHeight(ctx), paddingRight, paddingBottom)
			}
		}
	}

	fun getPopupMenuWidth(ctx: Context, titles: Collection<String>): Int {
		val txtSize = ctx.resources.getDimensionPixelSize(R.dimen.list_item_title_text_size)
		val paint = Paint().apply { textSize = txtSize.toFloat() }
		val maxTextWidth = titles.map { paint.measureText(it) }.max()
		if (maxTextWidth != null) {
			val maxItemWidth = maxTextWidth.toInt() + AndroidUtils.dpToPx(ctx, 33f)
			val minWidth = AndroidUtils.dpToPx(ctx, 100f)
			return maxOf(minWidth, maxItemWidth)
		}
		return 0
	}

	@ColorInt
	fun getAttrColor(ctx: Context, @AttrRes attrId: Int, @ColorInt defaultColor: Int = 0): Int {
		val ta = ctx.theme.obtainStyledAttributes(intArrayOf(attrId))
		val color = ta.getColor(0, defaultColor)
		ta.recycle()
		return color
	}

	fun getUriForFile(context: Context, file: File): Uri {
		return if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
			Uri.fromFile(file)
		} else {
			FileProvider.getUriForFile(context,  "net.osmand.telegram.fileprovider", file)
		}
	}

	fun isGooglePlayInstalled(ctx: Context): Boolean {
		try {
			ctx.packageManager.getPackageInfo("com.android.vending", 0)
		} catch (e: PackageManager.NameNotFoundException) {
			return false
		}

		return true
	}

	fun getPlayMarketIntent(ctx: Context, packageName: String) =
			Intent(Intent.ACTION_VIEW, Uri.parse(AndroidUtils.getPlayMarketLink(ctx, packageName)))

	fun getPlayMarketLink(ctx: Context, packageName: String): String {
		if (isGooglePlayInstalled(ctx)) {
			return "market://details?id=$packageName"
		}
		return "https://play.google.com/store/apps/details?id=$packageName"
	}

	fun isIntentSafe(ctx: Context, intent: Intent) =
		ctx.packageManager.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY).isNotEmpty()
}