전남대 Android_이가현_1주차 과제

README.md

@@ -1 +1,21 @@
 # android-contacts
+
+### 구현할 기능 목록
+- 얼굴 사진 ✅
+- 입력란
+        - 이름(필수값) ✅
+        - 전화번호(필수, 숫자만 입력) ✅
+        - 메일 ✅
+    - 더보기 ✅
+        - 생일(캘린더로 선택 가능하게끔) ✅
+        - 성별(라디오 버튼) ✅
+        - 메모 ✅
+- 저장 -> 완료시 토스트 전송 ✅
+- 취소 -> 토스트 전송 ✅
+
+- 스크롤뷰 ✅
+- 저장, 취소 버튼 키보드와 함께 올리기 ✅
+
+- 저장 버튼 누르면 Info 액티비티로 데이터 보내기 ✅
+- 데이터 받아서 화면 띄우기 ✅
+- 데이터 아이템을 누르면 디테일 화면으로 이동시키기 ✅

app/build.gradle.kts

@@ -1,6 +1,7 @@
 plugins {
     id("com.android.application")
     id("org.jetbrains.kotlin.android")
+    id("kotlin-parcelize")
 }
 
 android {
@@ -41,6 +42,7 @@ dependencies {
     implementation("androidx.appcompat:appcompat:1.6.1")
     implementation("com.google.android.material:material:1.11.0")
     implementation("androidx.constraintlayout:constraintlayout:2.1.4")
+    implementation("androidx.activity:activity:1.9.0")
     testImplementation("junit:junit:4.13.2")
     androidTestImplementation("androidx.test.ext:junit:1.1.5")
     androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")

app/src/main/AndroidManifest.xml

@@ -13,14 +13,21 @@
         android:theme="@style/Theme.Contacts"
         tools:targetApi="31">
         <activity
-            android:name=".MainActivity"
-            android:exported="true">
+            android:name=".ContactDetail"
+            android:exported="false" />
+        <activity
+            android:name=".AddInfoActivity"
+            android:exported="true"
+            android:windowSoftInputMode="adjustResize">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity
+            android:name=".MainActivity"
+            android:exported="false" />
     </application>
 
-</manifest>
+</manifest>

app/src/main/java/campus/tech/kakao/contacts/AddInfoActivity.kt

@@ -0,0 +1,123 @@
+package campus.tech.kakao.contacts
+
+import android.app.Activity
+import android.content.Context
+import android.content.Intent
+import android.os.Bundle
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Button
+import android.widget.ImageView
+import android.widget.TextView
+import androidx.activity.result.ActivityResultLauncher
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.appcompat.app.AppCompatActivity
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import kotlin.collections.ArrayList
+
+class AddInfoActivity : AppCompatActivity() {
+    private lateinit var addBtn: Button
+    private lateinit var recyclerView: RecyclerView
+    private lateinit var infoText: TextView
+    private val contactList = ArrayList<Contact>()
+
+    private lateinit var resultLauncher: ActivityResultLauncher<Intent>
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_add_info)
+
+        initialize()
+        setUpListeners()
+        setRecyclerView()
+        setupResultLauncher()
+
+    }
+
+    private fun initialize() {
+        addBtn = findViewById(R.id.addBtn)
+        recyclerView = findViewById(R.id.recyclerView)
+        infoText = findViewById(R.id.infoText)
+
+    }
+
+    private fun setUpListeners() {
+        addBtn.setOnClickListener {
+            val intent = Intent(this@AddInfoActivity, MainActivity::class.java)
+            resultLauncher.launch(intent)
+        }
+    }
+
+
+    private fun setRecyclerView() {
+        recyclerView.adapter = RecyclerViewAdapter(contactList, LayoutInflater.from(this),this)
+        recyclerView.layoutManager = LinearLayoutManager(this)
+    }
+
+    private fun setupResultLauncher() {
+        resultLauncher = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+            if (result.resultCode == Activity.RESULT_OK) {
+                val data: Intent? = result.data
+                val contact = data?.getParcelableExtra<Contact>("CONTACT_RESULT")
+                contact?.let {
+                    contactList.add(it)
+                    recyclerView.adapter?.notifyItemInserted(contactList.size - 1)
+                    Log.d("AddInfo", "New contact added: ${it.name}")
+                    isShowText()
+                }
+            }
+        }
+    }
+
+    private fun isShowText() {
+        if (contactList.isEmpty()) {
+            infoText.visibility = View.VISIBLE
+        }
+        else {
+            infoText.visibility = View.GONE
+        }
+    }
+
+
+    class RecyclerViewAdapter(
+        var contactList: ArrayList<Contact>,
+        var inflater: LayoutInflater,
+        private val context: Context
+    ): RecyclerView.Adapter<RecyclerViewAdapter.ViewHolder>() {
+
+        class ViewHolder(itemView: View): RecyclerView.ViewHolder(itemView) {
+            val faceImg: ImageView
+            val nameTextView: TextView
+
+            init {
+                faceImg = itemView.findViewById(R.id.faceImg)
+                nameTextView = itemView.findViewById(R.id.name_text_view)
+            }
+
+        }
+        override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+            val view = inflater.inflate(R.layout.contact_item, parent, false)
+            return ViewHolder(view)
+        }
+
+        override fun onBindViewHolder(holder: ViewHolder, position: Int) {
+            val contact = contactList[position]
+            holder.nameTextView.text = contact.name
+
+            holder.itemView.setOnClickListener {
+                val intent = Intent(context, ContactDetail::class.java).apply {
+                    putExtra("CONTACT", contact)
+                }
+                context.startActivity(intent)
+            }
+        }
+
+        override fun getItemCount(): Int {
+            return contactList.size
+        }
+    }
+}
+

app/src/main/java/campus/tech/kakao/contacts/Contact.kt

@@ -0,0 +1,14 @@
+package campus.tech.kakao.contacts
+
+import android.os.Parcelable
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class Contact(
+    val name: String,
+    val tel: String,
+    val mail: String,
+    val birth: String,
+    val gender: String,
+    val memo: String
+): Parcelable

app/src/main/java/campus/tech/kakao/contacts/ContactDetail.kt

@@ -0,0 +1,73 @@
+package campus.tech.kakao.contacts
+
+import android.os.Build
+import android.os.Bundle
+import android.view.View
+import android.widget.TextView
+import androidx.appcompat.app.AppCompatActivity
+import androidx.constraintlayout.widget.ConstraintLayout
+import androidx.core.view.isVisible
+
+class ContactDetail : AppCompatActivity() {
+    lateinit var detailName: TextView
+    lateinit var detailTel: TextView
+    lateinit var detailMail: TextView
+    lateinit var detailBirth: TextView
+    lateinit var detailGender: TextView
+    lateinit var detailMemo: TextView
+
+    lateinit var detailMailLayout: ConstraintLayout
+    lateinit var detailBirthLayout: ConstraintLayout
+    lateinit var detailGenderLayout: ConstraintLayout
+    lateinit var detailMemoLayout: ConstraintLayout
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_contact_detail)
+
+        initialize()
+        setContactDetail()
+    }
+    private fun initialize() {
+        detailName = findViewById(R.id.detailName)
+        detailTel = findViewById(R.id.detailTel)
+        detailMail = findViewById(R.id.detailMail)
+        detailBirth = findViewById(R.id.detailBirth)
+        detailGender = findViewById(R.id.detailGender)
+        detailMemo = findViewById(R.id.detailMemo)
+
+        detailMailLayout = findViewById(R.id.detailMail_layout)
+        detailBirthLayout = findViewById(R.id.detailBirth_layout)
+        detailGenderLayout = findViewById(R.id.detailGender_layout)
+        detailMemoLayout = findViewById(R.id.detailMemo_layout)
+    }
+
+    private fun setContactDetail() {
+        val contact: Contact? =
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                intent.getParcelableExtra("CONTACT", Contact::class.java)
+            } else {
+                intent.getParcelableExtra("CONTACT")
+            }
+
+        contact?.let {
+            setDetail(it)
+            setDetailLayoutVisibility(it)
+        }
+    }
+    private fun setDetail(contact: Contact) {
+        detailName.text = contact.name
+        detailTel.text = contact.tel
+        detailMail.text = contact.mail ?: ""
+        detailBirth.text = contact.birth ?: ""
+        detailGender.text = contact.gender
+        detailMemo.text = contact.memo ?: ""
+    }
+
+    private fun setDetailLayoutVisibility(contact: Contact) {
+        detailMailLayout.isVisible = contact.mail.isNotEmpty()
+        detailBirthLayout.isVisible = contact.birth.isNotEmpty()
+        detailGenderLayout.isVisible = contact.gender != "null"
+        detailMemoLayout.isVisible = contact.memo.isNotEmpty()
+    }
+}