ContextX.kt

@file:Suppress("unused")

package com.rstech.camerascanner.pdfscanner.camscanner.easy.scan.camscanner.model

import android.annotation.SuppressLint
import android.app.Activity
import android.content.ContentResolver
import android.content.Context
import android.content.res.Resources
import android.graphics.drawable.Drawable
import android.net.Uri
import android.util.TypedValue
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.view.inputmethod.InputMethodManager
import android.widget.TextView
import androidx.annotation.*
import androidx.core.content.ContextCompat
import com.rstech.camerascanner.pdfscanner.camscanner.easy.scan.camscanner.R


internal val Context.layoutInflater: LayoutInflater
    get() = LayoutInflater.from(this)

internal val Context.inputMethodManager
    get() = this.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager

internal fun Context.getDrawableCompat(@DrawableRes drawable: Int) =
    ContextCompat.getDrawable(this, drawable)

internal fun Context.getColorCompat(@ColorRes color: Int) = ContextCompat.getColor(this, color)


internal fun ViewGroup.inflate(@LayoutRes layoutRes: Int, attachToRoot: Boolean = false): View {
    return context.layoutInflater.inflate(layoutRes, this, attachToRoot)
}

internal fun TextView.setTextColorRes(@ColorRes color: Int) =
    setTextColor(context.getColorCompat(color))


///hide soft keyboard
fun Activity.hideKeyboard() {
    hideKeyboard(currentFocus ?: View(this))
}

fun Context.hideKeyboard(view: View) {
    val inputMethodManager = getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
    inputMethodManager.hideSoftInputFromWindow(view.windowToken, 0)
}

///getAppIcon of any app installed with just package name and context
///your app must declare the target app in queries or have query all packages permission
fun Context.getAppIcon(packageName: String?): Drawable? {
    return packageName?.let {
        try {
            packageManager.getApplicationIcon(packageName)
        } catch (e: Exception) {
            null
        }
    }
}

///get color Int From attr name (example: R.attr.colorPrimary)
@ColorInt
fun Context.themeColor(@AttrRes attrRes: Int): Int = TypedValue()
    .apply { theme.resolveAttribute(attrRes, this, true) }
    .data

///get Uri of any resource
internal fun Context.getResourceUri(@AnyRes resourceId: Int): Uri = Uri.Builder()
    .scheme(ContentResolver.SCHEME_ANDROID_RESOURCE)
    .authority(packageName)
    .path(resourceId.toString())
    .build()

///get resource id by name
@SuppressLint("DiscouragedApi")
internal fun Context.resIdByName(resIdName: String?, resType: String): Int {
    resIdName?.let {
        return resources.getIdentifier(it, resType, packageName)
    }
    throw Resources.NotFoundException()
}

///get drawable by id
@SuppressLint("DiscouragedApi")
internal fun Context.drawableIdByName(resIdName: String?): Int {
    return if (resIdName != null) {
        resources.getIdentifier(resIdName, "drawable", packageName)
    } else
        R.drawable.ic_launcher_foreground
}