add logic for expiry detection:

Signed-off-by: the-dagger <[email protected]>

Author: harshithdwivedi

.idea/caches/build_file_checksums.ser

@@ -0,0 +1,62 @@
+package io.github.the_dagger.mlkit.activity
+
+import android.graphics.Bitmap
+import android.os.Bundle
+import android.support.design.widget.BottomSheetBehavior
+import android.util.Log
+import android.view.View
+import android.widget.Toast
+import com.google.firebase.ml.vision.FirebaseVision
+import com.google.firebase.ml.vision.common.FirebaseVisionImage
+import io.github.the_dagger.mlkit.R
+import kotlinx.android.synthetic.main.activity_main.*
+import kotlinx.android.synthetic.main.layout_card_scanner.*
+
+class CardScannerActivity : BaseCameraActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setupBottomSheet(R.layout.layout_card_scanner)
+    }
+
+    override fun onClick(v: View?) {
+        fabProgressCircle.show()
+        cameraView.captureImage { cameraKitImage ->
+            // Get the Bitmap from the captured shot
+            getCardDetails(cameraKitImage.bitmap)
+            runOnUiThread {
+                showPreview()
+                imagePreview.setImageBitmap(cameraKitImage.bitmap)
+            }
+        }
+    }
+
+    private fun getCardDetails(bitmap: Bitmap) {
+        val image = FirebaseVisionImage.fromBitmap(bitmap)
+        val firebaseVisionTextDetector = FirebaseVision.getInstance().visionCloudTextDetector
+
+        firebaseVisionTextDetector.detectInImage(image)
+                .addOnSuccessListener {
+                    val words = it.text.split("\n")
+                    for (word in words) {
+                        Log.e("TAG", word)
+                        //REGEX for detecting a credit card
+                        if (word.replace(" ", "").matches(Regex("^(?:4[0-9]{12}(?:[0-9]{3})?|[25][1-7][0-9]{14}|6(?:011|5[0-9][0-9])[0-9]{12}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35\\d{3})\\d{11})\$")))
+                            tvCardNumber.text = word
+                        //Find a better way to do this
+                        if (word.contains("/")) {
+                            for (year in word.split(" ")) {
+                                if (year.contains("/"))
+                                    tvCardExpiry.text = year
+                            }
+                        }
+                    }
+                    sheetBehavior.state = BottomSheetBehavior.STATE_EXPANDED
+                    fabProgressCircle.hide()
+                }
+                .addOnFailureListener {
+                    fabProgressCircle.hide()
+                    Toast.makeText(baseContext, "Sorry, something went wrong!", Toast.LENGTH_SHORT).show()
+                }
+    }
+}

.idea/codeStyles/Project.xml

@@ -7,6 +7,8 @@ import com.google.firebase.ml.vision.FirebaseVision
 import com.google.firebase.ml.vision.common.FirebaseVisionImage
 import com.google.firebase.ml.vision.face.FirebaseVisionFaceDetector
 import com.wonderkiln.camerakit.CameraKit
+import io.github.the_dagger.mlkit.R
+import io.github.the_dagger.mlkit.R.id.*
 import io.github.the_dagger.mlkit.activity.BaseCameraActivity
 import kotlinx.android.synthetic.main.activity_main.*
 
@@ -15,6 +17,7 @@ class FaceDetectionActivity : BaseCameraActivity(){
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         cameraView.facing = CameraKit.Constants.FACING_FRONT
+        setupBottomSheet(R.layout.layout_image_label)
     }
 
     private fun getFaceDetails(bitmap: Bitmap) {

.idea/gradle.xml

@@ -18,9 +18,9 @@ class HomeActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_home)
         apiList.add(PojoApi(R.drawable.image_labelling, getString(R.string.title_labelling), getString(R.string.desc_labelling), 0))
+        apiList.add(PojoApi(R.drawable.text_recognition, getString(R.string.title_text), getString(R.string.desc_text), 3))
         apiList.add(PojoApi(R.drawable.face_detection, getString(R.string.title_face), getString(R.string.desc_face), 1))
         apiList.add(PojoApi(R.drawable.barcode_scanning, getString(R.string.title_barcode), getString(R.string.desc_barcode), 2))
-        apiList.add(PojoApi(R.drawable.text_recognition, getString(R.string.title_text), getString(R.string.desc_text), 3))
         apiList.add(PojoApi(R.drawable.landmark_identification, getString(R.string.title_landmark), getString(R.string.desc_landmark), 4))
 
         rvHome.layoutManager = LinearLayoutManager(this)

.idea/misc.xml

@@ -15,7 +15,7 @@ import kotlinx.android.synthetic.main.item_row_home.view.*
 
 class HomeAdapter(private val apiList: List<PojoApi>) : RecyclerView.Adapter<HomeAdapter.HomeHolder>() {
 
-    lateinit var context: Context
+    private lateinit var context: Context
 
     class HomeHolder(itemView: View?) : RecyclerView.ViewHolder(itemView)
 
@@ -28,9 +28,9 @@ class HomeAdapter(private val apiList: List<PojoApi>) : RecyclerView.Adapter<Hom
             cViewHome.setOnClickListener {
                 when(currItem.id){
                     0 -> context.startActivity(Intent(context, ImageLabelActivity::class.java))
-                    1 -> context.startActivity(Intent(context, FaceDetectionActivity::class.java))
-                    2 -> Toast.makeText(context,"Work in Progress",Toast.LENGTH_SHORT).show()
-                    3 -> context.startActivity(Intent(context, CardScannerActivity::class.java))
+                    1 -> context.startActivity(Intent(context, CardScannerActivity::class.java))
+                    2 -> context.startActivity(Intent(context, FaceDetectionActivity::class.java))
+                    3 -> Toast.makeText(context,"Work in Progress",Toast.LENGTH_SHORT).show()
                     4 -> Toast.makeText(context,"Work in Progress",Toast.LENGTH_SHORT).show()
                 }
             }