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package ca.allanwang.kau.email
import android.app.Activity
import android.content.Context
import android.content.Intent
import android.content.pm.PackageManager
import android.net.Uri
import android.os.Build
import android.support.annotation.StringRes
import android.util.DisplayMetrics
import ca.allanwang.kau.R
import ca.allanwang.kau.logging.KL
import ca.allanwang.kau.utils.installerPackageName
import ca.allanwang.kau.utils.isAppInstalled
import ca.allanwang.kau.utils.string
import ca.allanwang.kau.utils.toast
/**
* Created by Allan Wang on 2017-06-20.
*/
class EmailBuilder(val email: String, val subject: String) {
var message: String = "Write here."
var deviceDetails: Boolean = true
var appInfo: Boolean = true
var footer: String? = null
private val pairs: MutableMap<String, String> = mutableMapOf()
private val packages: MutableList<Package> = mutableListOf()
fun checkPackage(packageName: String, appName: String) = packages.add(Package(packageName, appName))
fun addItem(key: String, value: String) = pairs.put(key, value)
data class Package(val packageName: String, val appName: String)
fun getIntent(context: Context): Intent {
val intent = Intent(Intent.ACTION_VIEW, Uri.parse("mailto:$email"))
intent.putExtra(Intent.EXTRA_SUBJECT, subject)
val emailBuilder = StringBuilder()
emailBuilder.append(message).append("\n\n")
if (deviceDetails) {
val deviceItems = mutableMapOf(
"OS Version" to "${System.getProperty("os.version")} (${Build.VERSION.INCREMENTAL})",
"OS SDK" to Build.VERSION.SDK_INT,
"Device (Manufacturer)" to "${Build.DEVICE} (${Build.MANUFACTURER})",
"Model (Product)" to "${Build.MODEL} (${Build.PRODUCT})",
"Package Installer" to (context.installerPackageName ?: "None")
)
if (context is Activity) {
val metric = DisplayMetrics()
context.windowManager.defaultDisplay.getMetrics(metric)
deviceItems.put("Screen Dimensions", "${metric.widthPixels} x ${metric.heightPixels}")
}
deviceItems.forEach { (k, v) -> emailBuilder.append("$k: $v\n") }
}
if (appInfo) {
try {
val appInfo = context.packageManager.getPackageInfo(context.packageName, 0)
emailBuilder.append("\nApp: ").append(context.packageName)
.append("\nApp Version Name: ").append(appInfo.versionName)
.append("\nApp Version Code: ").append(appInfo.versionCode).append("\n")
} catch (e: PackageManager.NameNotFoundException) {
KL.e { "EmailBuilder packageInfo not found" }
}
}
if (packages.isNotEmpty()) emailBuilder.append("\n")
packages.forEach {
if (context.isAppInstalled(it.packageName))
emailBuilder.append(String.format("\n%s is installed", it.appName))
}
if (pairs.isNotEmpty()) emailBuilder.append("\n")
pairs.forEach { (k, v) -> emailBuilder.append("$k: $v\n") }
if (footer != null)
emailBuilder.append("\n").append(footer)
intent.putExtra(Intent.EXTRA_TEXT, emailBuilder.toString())
return intent
}
inline fun execute(context: Context, extras: Intent.() -> Unit = {}) {
val intent = getIntent(context)
intent.extras()
if (intent.resolveActivity(context.packageManager) != null)
context.startActivity(Intent.createChooser(intent, context.string(R.string.kau_send_via)))
else
context.toast("Cannot resolve email activity", log = true)
}
}
fun Context.sendEmail(@StringRes emailId: Int, @StringRes subjectId: Int, builder: EmailBuilder.() -> Unit = {})
= sendEmail(string(emailId), string(subjectId), builder)
fun Context.sendEmail(email: String, subject: String, builder: EmailBuilder.() -> Unit = {}) {
EmailBuilder(email, subject).apply {
builder()
execute(this@sendEmail)
}
}
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