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| 1 | +package com.example.myapplication9777; |
| 2 | + |
| 3 | +import android.app.Activity; |
| 4 | +import android.app.AlertDialog; |
| 5 | +import android.content.Intent; |
| 6 | +import android.net.Uri; |
| 7 | +import android.os.Bundle; |
| 8 | +import android.view.View; |
| 9 | +import android.widget.Button; |
| 10 | +import android.widget.EditText; |
| 11 | +import android.widget.ImageView; |
| 12 | +import android.widget.Toast; |
| 13 | + |
| 14 | +import androidx.activity.result.ActivityResult; |
| 15 | +import androidx.activity.result.ActivityResultCallback; |
| 16 | +import androidx.activity.result.ActivityResultLauncher; |
| 17 | +import androidx.activity.result.contract.ActivityResultContracts; |
| 18 | +import androidx.annotation.NonNull; |
| 19 | +import androidx.appcompat.app.AppCompatActivity; |
| 20 | +import androidx.recyclerview.widget.GridLayoutManager; |
| 21 | +import androidx.recyclerview.widget.RecyclerView; |
| 22 | + |
| 23 | +import com.google.android.gms.tasks.OnCompleteListener; |
| 24 | +import com.google.android.gms.tasks.OnFailureListener; |
| 25 | +import com.google.android.gms.tasks.OnSuccessListener; |
| 26 | +import com.google.android.gms.tasks.Task; |
| 27 | +import com.google.firebase.database.DataSnapshot; |
| 28 | +import com.google.firebase.database.DatabaseError; |
| 29 | +import com.google.firebase.database.DatabaseReference; |
| 30 | +import com.google.firebase.database.FirebaseDatabase; |
| 31 | +import com.google.firebase.database.ValueEventListener; |
| 32 | +import com.google.firebase.storage.FirebaseStorage; |
| 33 | +import com.google.firebase.storage.StorageReference; |
| 34 | +import com.google.firebase.storage.UploadTask; |
| 35 | + |
| 36 | +import java.util.ArrayList; |
| 37 | +import java.util.List; |
| 38 | + |
| 39 | +public class UploadActivity extends AppCompatActivity { |
| 40 | + |
| 41 | + ImageView uploadImage; |
| 42 | + Button saveButton; |
| 43 | + EditText regNo, stdName, stdAge, stdGender, contactNo, parentTeleNo; |
| 44 | + String imageURL; |
| 45 | + Uri uri; |
| 46 | + |
| 47 | + |
| 48 | + @Override |
| 49 | + protected void onCreate(Bundle savedInstanceState) { |
| 50 | + super.onCreate(savedInstanceState); |
| 51 | + setContentView(R.layout.activity_upload); |
| 52 | + |
| 53 | + uploadImage = findViewById(R.id.uploadImage); |
| 54 | + saveButton = findViewById(R.id.saveButton); |
| 55 | + regNo = findViewById(R.id.stdRegNo); |
| 56 | + stdName = findViewById(R.id.stdName); |
| 57 | + stdAge = findViewById(R.id.stdAge); |
| 58 | + stdGender = findViewById(R.id.stdGender); |
| 59 | + contactNo = findViewById(R.id.stdMobNo); |
| 60 | + parentTeleNo = findViewById(R.id.stdParentNo); |
| 61 | + |
| 62 | + ActivityResultLauncher<Intent> activityResultLauncher = registerForActivityResult( |
| 63 | + new ActivityResultContracts.StartActivityForResult(), |
| 64 | + new ActivityResultCallback<ActivityResult>() { |
| 65 | + @Override |
| 66 | + public void onActivityResult(ActivityResult o) { |
| 67 | + if (o.getResultCode() == Activity.RESULT_OK) { |
| 68 | + Intent data = o.getData(); |
| 69 | + uri = data.getData(); |
| 70 | + uploadImage.setImageURI(uri); |
| 71 | + } else { |
| 72 | + Toast.makeText(UploadActivity.this, "No Image Selected!", Toast.LENGTH_SHORT).show(); |
| 73 | + } |
| 74 | + |
| 75 | + } |
| 76 | + }); |
| 77 | + |
| 78 | + uploadImage.setOnClickListener(new View.OnClickListener() { |
| 79 | + @Override |
| 80 | + public void onClick(View v) { |
| 81 | + Intent photoPicker = new Intent(Intent.ACTION_PICK); |
| 82 | + photoPicker.setType("image/*"); |
| 83 | + activityResultLauncher.launch(photoPicker); |
| 84 | + } |
| 85 | + }); |
| 86 | + |
| 87 | + saveButton.setOnClickListener(new View.OnClickListener() { |
| 88 | + @Override |
| 89 | + public void onClick(View v) { |
| 90 | + saveData(); |
| 91 | + } |
| 92 | + }); |
| 93 | + |
| 94 | + |
| 95 | + } |
| 96 | + |
| 97 | + public void saveData() { |
| 98 | + StorageReference storageReference = FirebaseStorage.getInstance().getReference().child("Student Images") |
| 99 | + .child(uri.getLastPathSegment()); |
| 100 | + |
| 101 | + AlertDialog.Builder builder = new AlertDialog.Builder(UploadActivity.this); |
| 102 | + builder.setCancelable(false); |
| 103 | + builder.setView(R.layout.progress_layout); |
| 104 | + AlertDialog dialog = builder.create(); |
| 105 | + dialog.show(); |
| 106 | + |
| 107 | + storageReference.putFile(uri).addOnSuccessListener(new OnSuccessListener<UploadTask.TaskSnapshot>() { |
| 108 | + @Override |
| 109 | + public void onSuccess(UploadTask.TaskSnapshot taskSnapshot) { |
| 110 | + Task<Uri> uriTask = taskSnapshot.getStorage().getDownloadUrl(); |
| 111 | + while (!uriTask.isComplete()); |
| 112 | + Uri urlImage = uriTask.getResult(); |
| 113 | + imageURL = urlImage.toString(); |
| 114 | + uploadData(); |
| 115 | + dialog.dismiss(); |
| 116 | + |
| 117 | + } |
| 118 | + }).addOnFailureListener(new OnFailureListener() { |
| 119 | + @Override |
| 120 | + public void onFailure(@NonNull Exception e) { |
| 121 | + dialog.dismiss(); |
| 122 | + } |
| 123 | + }); |
| 124 | + } |
| 125 | + |
| 126 | + public void uploadData() { |
| 127 | + |
| 128 | + String registerNumber = regNo.getText().toString(); |
| 129 | + String studentName = stdName.getText().toString(); |
| 130 | + Integer studentAge = Integer.valueOf(stdAge.getText().toString()); |
| 131 | + String studentGender = stdGender.getText().toString(); |
| 132 | + Integer studentContactNumber = Integer.valueOf(contactNo.getText().toString()); |
| 133 | + Integer studentParentNumber = Integer.valueOf(parentTeleNo.getText().toString()); |
| 134 | + |
| 135 | + DataClass dataClass = new DataClass(registerNumber, studentName, studentAge, studentGender, studentContactNumber, |
| 136 | + studentParentNumber, imageURL); |
| 137 | + |
| 138 | + FirebaseDatabase.getInstance().getReference("Students").child(registerNumber) |
| 139 | + .setValue(dataClass).addOnCompleteListener(new OnCompleteListener<Void>() { |
| 140 | + @Override |
| 141 | + public void onComplete(@NonNull Task<Void> task) { |
| 142 | + if (task.isSuccessful()) { |
| 143 | + Toast.makeText(UploadActivity.this, "Saved!", Toast.LENGTH_SHORT).show(); |
| 144 | + finish(); |
| 145 | + } |
| 146 | + } |
| 147 | + }).addOnFailureListener(new OnFailureListener() { |
| 148 | + @Override |
| 149 | + public void onFailure(@NonNull Exception e) { |
| 150 | + Toast.makeText(UploadActivity.this, e.getMessage().toString(), Toast.LENGTH_SHORT).show(); |
| 151 | + } |
| 152 | + }); |
| 153 | + |
| 154 | + } |
| 155 | + |
| 156 | +} |
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