EAS-202310715128-ARIFNURKHAYAN(APLIKASI-ABSENSI-LBS)

.idea/deviceManager.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DeviceTable">
+    <option name="columnSorters">
+      <list>
+        <ColumnSorterState>
+          <option name="column" value="Name" />
+          <option name="order" value="ASCENDING" />
+        </ColumnSorterState>
+      </list>
+    </option>
+  </component>
+</project>

.idea/inspectionProfiles/Project_Default.xml

@@ -0,0 +1,50 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="ComposePreviewDimensionRespectsLimit" enabled="true" level="WARNING" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="ComposePreviewMustBeTopLevelFunction" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="ComposePreviewNeedsComposableAnnotation" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="ComposePreviewNotSupportedInUnitTestFiles" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="GlancePreviewDimensionRespectsLimit" enabled="true" level="WARNING" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="GlancePreviewMustBeTopLevelFunction" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="GlancePreviewNeedsComposableAnnotation" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="GlancePreviewNotSupportedInUnitTestFiles" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="PreviewAnnotationInFunctionWithParameters" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="PreviewApiLevelMustBeValid" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="PreviewDeviceShouldUseNewSpec" enabled="true" level="WEAK WARNING" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="PreviewFontScaleMustBeGreaterThanZero" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="PreviewMultipleParameterProviders" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="PreviewParameterProviderOnFirstParameter" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+    <inspection_tool class="PreviewPickerAnnotation" enabled="true" level="ERROR" enabled_by_default="true">
+      <option name="composableFile" value="true" />
+    </inspection_tool>
+  </profile>
+</component>

README.md

@@ -95,3 +95,9 @@ gambar mockup dibuat oleh AI
 ## Webhook:
 - test: https://n8n.lab.ubharajaya.ac.id/webhook-test/23c6993d-1792-48fb-ad1c-ffc78a3e6254
 - production: https://n8n.lab.ubharajaya.ac.id/webhook/23c6993d-1792-48fb-ad1c-ffc78a3e6254
+
+## Acknowledgment
+
+Pengembangan dan penyusunan aplikasi ini dilakukan dengan bantuan kecerdasan buatan (AI)
+sebagai alat pendukung dalam proses brainstorming, penjelasan konsep, serta perbaikan struktur kode.
+Seluruh implementasi, pengujian, dan penyesuaian akhir dilakukan oleh penulis.

app/src/main/java/id/ac/ubharajaya/sistemakademik/MainActivity.kt

@@ -5,6 +5,7 @@ import android.app.Activity
 import android.content.Intent
 import android.content.pm.PackageManager
 import android.graphics.Bitmap
+import android.location.Location
 import android.os.Bundle
 import android.provider.MediaStore
 import android.util.Base64
@@ -14,10 +15,13 @@ import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
 import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.Image
 import androidx.compose.foundation.layout.*
 import androidx.compose.material3.*
 import androidx.compose.runtime.*
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.asImageBitmap
+import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.unit.dp
 import androidx.core.content.ContextCompat
@@ -29,6 +33,21 @@ import java.net.HttpURLConnection
 import java.net.URL
 import kotlin.concurrent.thread
 
+/* ================= KONFIGURASI LOKASI ================= */
+
+const val KAMPUS_LAT = -6.222967558410948
+const val KAMPUS_LON = 107.00931291609834
+const val MAX_RADIUS = 50 // meter
+
+fun hitungJarak(
+    lat1: Double, lon1: Double,
+    lat2: Double, lon2: Double
+): Float {
+    val hasil = FloatArray(1)
+    Location.distanceBetween(lat1, lon1, lat2, lon2, hasil)
+    return hasil[0]
+}
+
 /* ================= UTIL ================= */
 
 fun bitmapToBase64(bitmap: Bitmap): String {
@@ -39,14 +58,17 @@ fun bitmapToBase64(bitmap: Bitmap): String {
 
 fun kirimKeN8n(
     context: ComponentActivity,
+    npm: String,
+    nama: String,
+    mataKuliah: String,
     latitude: Double,
     longitude: Double,
-    foto: Bitmap
+    foto: Bitmap,
+    status: String
 ) {
     thread {
         try {
             val url = URL("https://n8n.lab.ubharajaya.ac.id/webhook/23c6993d-1792-48fb-ad1c-ffc78a3e6254")
-// test URL            val url = URL("https://n8n.lab.ubharajaya.ac.id/webhook-test/23c6993d-1792-48fb-ad1c-ffc78a3e6254")
             val conn = url.openConnection() as HttpURLConnection
 
             conn.requestMethod = "POST"
@@ -54,11 +76,13 @@ fun kirimKeN8n(
             conn.doOutput = true
 
             val json = JSONObject().apply {
-                put("npm", "12345")
-                put("nama","Arif R D")
+                put("npm", npm)
+                put("nama", nama)
+                put("mata_kuliah", mataKuliah)
                 put("latitude", latitude)
                 put("longitude", longitude)
                 put("timestamp", System.currentTimeMillis())
+                put("status", status)
                 put("foto_base64", bitmapToBase64(foto))
             }
 
@@ -72,9 +96,9 @@ fun kirimKeN8n(
                 Toast.makeText(
                     context,
                     if (responseCode == 200)
-                        "Absensi diterima server"
+                        "Absensi $status"
                     else
-                        "Absensi ditolak server",
+                        "Server menolak absensi",
                     Toast.LENGTH_SHORT
                 ).show()
             }
@@ -123,6 +147,10 @@ fun AbsensiScreen(
 ) {
     val context = LocalContext.current
 
+    var npm by remember { mutableStateOf("") }
+    var nama by remember { mutableStateOf("") }
+    var mataKuliah by remember { mutableStateOf("") }
+
     var lokasi by remember { mutableStateOf("Koordinat: -") }
     var latitude by remember { mutableStateOf<Double?>(null) }
     var longitude by remember { mutableStateOf<Double?>(null) }
@@ -138,14 +166,12 @@ fun AbsensiScreen(
             ActivityResultContracts.RequestPermission()
         ) { granted ->
             if (granted) {
-
                 if (
                     ContextCompat.checkSelfPermission(
                         context,
                         Manifest.permission.ACCESS_FINE_LOCATION
                     ) == PackageManager.PERMISSION_GRANTED
                 ) {
-
                     fusedLocationClient.lastLocation
                         .addOnSuccessListener { location ->
                             if (location != null) {
@@ -157,11 +183,7 @@ fun AbsensiScreen(
                                 lokasi = "Lokasi tidak tersedia"
                             }
                         }
-                        .addOnFailureListener {
-                            lokasi = "Gagal mengambil lokasi"
                 }
-                }
-
             } else {
                 Toast.makeText(
                     context,
@@ -178,8 +200,7 @@ fun AbsensiScreen(
             ActivityResultContracts.StartActivityForResult()
         ) { result ->
             if (result.resultCode == Activity.RESULT_OK) {
-                val bitmap =
-                    result.data?.extras?.getParcelable("data", Bitmap::class.java)
+                val bitmap = result.data?.extras?.get("data") as? Bitmap
                 if (bitmap != null) {
                     foto = bitmap
                     Toast.makeText(
@@ -187,6 +208,12 @@ fun AbsensiScreen(
                         "Foto berhasil diambil",
                         Toast.LENGTH_SHORT
                     ).show()
+                } else {
+                    Toast.makeText(
+                        context,
+                        "Gagal mengambil foto",
+                        Toast.LENGTH_SHORT
+                    ).show()
                 }
             }
         }
@@ -196,8 +223,7 @@ fun AbsensiScreen(
             ActivityResultContracts.RequestPermission()
         ) { granted ->
             if (granted) {
-                val intent =
-                    Intent(MediaStore.ACTION_IMAGE_CAPTURE)
+                val intent = Intent(MediaStore.ACTION_IMAGE_CAPTURE)
                 cameraLauncher.launch(intent)
             } else {
                 Toast.makeText(
@@ -208,8 +234,6 @@ fun AbsensiScreen(
             }
         }
 
-    /* ===== Request Awal ===== */
-
     LaunchedEffect(Unit) {
         locationPermissionLauncher.launch(
             Manifest.permission.ACCESS_FINE_LOCATION
@@ -232,9 +256,32 @@ fun AbsensiScreen(
 
         Spacer(modifier = Modifier.height(16.dp))
 
+        OutlinedTextField(
+            value = npm,
+            onValueChange = { npm = it },
+            label = { Text("NPM") },
+            modifier = Modifier.fillMaxWidth()
+        )
+
+        OutlinedTextField(
+            value = nama,
+            onValueChange = { nama = it },
+            label = { Text("Nama") },
+            modifier = Modifier.fillMaxWidth()
+        )
+
+        OutlinedTextField(
+            value = mataKuliah,
+            onValueChange = { mataKuliah = it },
+            label = { Text("Mata Kuliah") },
+            modifier = Modifier.fillMaxWidth()
+        )
+
+        Spacer(modifier = Modifier.height(12.dp))
+
         Text(text = lokasi)
 
-        Spacer(modifier = Modifier.height(16.dp))
+        Spacer(modifier = Modifier.height(12.dp))
 
         Button(
             onClick = {
@@ -247,21 +294,66 @@ fun AbsensiScreen(
             Text("Ambil Foto")
         }
 
+        /* ===== PREVIEW FOTO ===== */
+
+        if (foto != null) {
+            Spacer(modifier = Modifier.height(12.dp))
+            Image(
+                bitmap = foto!!.asImageBitmap(),
+                contentDescription = "Preview Foto Absensi",
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .height(220.dp),
+                contentScale = ContentScale.Crop
+            )
+        }
+
         Spacer(modifier = Modifier.height(12.dp))
 
         Button(
             onClick = {
-                if (latitude != null && longitude != null && foto != null) {
-                    kirimKeN8n(
-                        activity,
+                if (
+                    npm.isNotEmpty() &&
+                    nama.isNotEmpty() &&
+                    mataKuliah.isNotEmpty() &&
+                    latitude != null &&
+                    longitude != null &&
+                    foto != null
+                ) {
+
+                    val jarak = hitungJarak(
                         latitude!!,
                         longitude!!,
-                        foto!!
+                        KAMPUS_LAT,
+                        KAMPUS_LON
+                    )
+
+                    val status =
+                        if (jarak <= MAX_RADIUS) "HADIR" else "DITOLAK"
+
+                    if (status == "HADIR") {
+                        kirimKeN8n(
+                            activity,
+                            npm,
+                            nama,
+                            mataKuliah,
+                            latitude!!,
+                            longitude!!,
+                            foto!!,
+                            status
                         )
                     } else {
                         Toast.makeText(
                             context,
-                        "Lokasi atau foto belum lengkap",
+                            "Absensi ditolak (di luar area)",
+                            Toast.LENGTH_LONG
+                        ).show()
+                    }
+
+                } else {
+                    Toast.makeText(
+                        context,
+                        "Data absensi belum lengkap",
                         Toast.LENGTH_SHORT
                     ).show()
                 }