feat: init gmail intent with attachment

app/src/main/AndroidManifest.xml

@@ -4,6 +4,18 @@
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+
+    <queries>
+        <intent>
+            <action android:name="android.intent.action.SENDTO" />
+            <data android:scheme="mailto" />
+        </intent>
+        <intent>
+            <action android:name="android.intent.action.SEND" />
+            <data android:mimeType="text/plain" />
+        </intent>
+    </queries>
 
     <application
         android:allowBackup="true"
@@ -16,6 +28,16 @@
         android:theme="@style/Theme.BondoYap"
         tools:targetApi="31">
 
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${applicationId}.provider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/file_path"/>
+        </provider>
+
         <service
             android:name=".service.jwt.JwtService"
             android:enabled="true"

app/src/main/java/com/example/bondoyap/ui/settings/EmailHelper.kt

+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import android.widget.Toast
+
+class EmailHelper(private val context: Context) {
+
+    fun sendGmail(recipientEmail: String, subject: String, message: String, attachment: Uri) {
+        val emailIntent = Intent(Intent.ACTION_SEND ).apply {
+            type = "application/vnd.ms-excel"
+            putExtra(Intent.EXTRA_EMAIL, arrayOf(recipientEmail))
+            putExtra(Intent.EXTRA_SUBJECT, subject)
+            putExtra(Intent.EXTRA_TEXT, message)
+            putExtra(Intent.EXTRA_STREAM, attachment)
+            setPackage("com.google.android.gm")
+        }
+
+        if (emailIntent.resolveActivity(context.packageManager) != null) {
+            // Start the intent
+            context.startActivity(emailIntent)
+        } else {
+            Toast.makeText(context, "Gmail is client installed.", Toast.LENGTH_SHORT).show();
+        }
+
+    }
+}
\ No newline at end of file

app/src/main/java/com/example/bondoyap/ui/settings/SettingsFragment.kt

 package com.example.bondoyap.ui.settings
 
+import EmailHelper
 import android.content.Intent
+import android.net.Uri
 import android.os.Bundle
+import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
+import androidx.core.content.FileProvider
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.ViewModelProvider
 import com.example.bondoyap.databinding.FragmentSettingsBinding
 import com.example.bondoyap.ui.login.LoginActivity
+import java.io.File
 
 class SettingsFragment : Fragment() {
 
@@ -17,6 +22,9 @@ class SettingsFragment : Fragment() {
     private val binding get() = _binding!!
     private lateinit var settingsViewModel: SettingsViewModel
 
+    private val database = MockDatabase()
+    private lateinit var exporter: TransactionsExporter
+
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
@@ -63,8 +71,7 @@ class SettingsFragment : Fragment() {
             //todo
         }
 
-        val database = MockDatabase()
-        val exporter = TransactionsExporter(database)
+        exporter = context?.let { TransactionsExporter(database, it) }!!
 
         saveButton.setOnClickListener{
             Toast.makeText(appContext, "Menyimpan transaksi...", Toast.LENGTH_SHORT).show()
@@ -77,11 +84,45 @@ class SettingsFragment : Fragment() {
 
         sendButton.setOnClickListener{
             Toast.makeText(appContext, "Mengirimkan transaksi ...", Toast.LENGTH_SHORT).show()
-            //todo
+
+            var recipientEmail: String
+            val subject = "Transaksi Aplikasi Bondoman"
+            val message = "Halo, Berikut adalah detail transaksi aplikasi Bondoman.\n " +
+                    "File Transaksi terlampir."
+
+            settingsViewModel.getUser()?.let { user ->
+                recipientEmail = user.email
+                val attachment = getAttachmentUri("transactions.xls")
+                Log.d("Attachment", "Attachment URI: $attachment")
+                context?.let { EmailHelper(it) }?.sendGmail(recipientEmail, subject, message, attachment)
+            }
         }
 
     }
 
+    private fun getAttachmentUri(fileName: String): Uri {
+        val cacheDir = context?.cacheDir
+        val fileCache = File(cacheDir, fileName)
+//        val documentsDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOCUMENTS)
+//        val file = File(documentsDir, fileName)
+
+        Log.d("Attachment", "File path: ${fileCache.absolutePath}")
+
+        if (!fileCache.exists()) {
+            Log.d("Attachment", "Creating file: ${fileCache.absolutePath}")
+            if (fileName.endsWith(".xls")) {
+                exporter.exportToXLS()
+            } else if (fileName.endsWith(".xlsx")) {
+                exporter.exportToXLSX()
+            }
+//            Toast.makeText(requireContext(),"File belum tersimpan! Simpan File terlebih dahulu!", Toast.LENGTH_SHORT).show()
+        }
+
+        Log.d("Attachment", "File path: ${fileCache.absolutePath}")
+
+        return FileProvider.getUriForFile(requireContext(), "${requireContext().packageName}.provider", fileCache)
+    }
+
     override fun onDestroyView() {
         super.onDestroyView()
         _binding = null

app/src/main/java/com/example/bondoyap/ui/settings/TransactionsExporter.kt

 package com.example.bondoyap.ui.settings
 
+import android.content.Context
 import android.os.Environment
 import android.util.Log
 import io.github.evanrupert.excelkt.Sheet
@@ -32,7 +33,7 @@ fun findTransactions(): List<Transaction> = listOf(
     Transaction("2024-04-03", "Pemasukan", 200.0, "Bonus", "CCCC")
 )
 
-class TransactionsExporter(private val database: Database) {
+class TransactionsExporter(private val database: Database, private val context: Context) {
     fun exportToXLS() {
         val transactions = database.getTransactions()
         Log.d("SaveDebug", "xls function")
@@ -46,8 +47,11 @@ class TransactionsExporter(private val database: Database) {
     }
 
     private fun writeToExcel(fileName: String, transactions: List<Transaction>) {
-        val downloadsDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOCUMENTS)
-        val file = File(downloadsDir, fileName)
+        val documentsDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOCUMENTS)
+        val file = File(documentsDir, fileName)
+
+        val cacheDir = context.cacheDir
+        val fileCache = File(cacheDir, fileName)
 
         workbook {
             sheet("Transactions") {
@@ -64,6 +68,23 @@ class TransactionsExporter(private val database: Database) {
                 }
             }
         }.write(file.absolutePath)
+
+        workbook {
+            sheet("Transactions") {
+                transactionsHeader()
+
+                for (transaction in transactions) {
+                    row {
+                        cell(transaction.date)
+                        cell(transaction.category)
+                        cell(transaction.amount)
+                        cell(transaction.name)
+                        cell(transaction.location)
+                    }
+                }
+            }
+        }.write(fileCache.absolutePath)
+
     }
 
 

app/src/main/res/xml/file_path.xml

+<?xml version="1.0" encoding="utf-8"?>
+<paths xmlns:android="http://schemas.android.com/apk/res/android">
+    <cache-path
+        name="cache"
+        path="." />
+    
+    <external-path
+        name="external_files"
+        path="."/>
+</paths>
\ No newline at end of file