(#2) add setting feature

app/build.gradle

@@ -23,11 +23,13 @@ android {
     buildTypes {
         debug {
             buildConfigField "String", "BASE_URL", "\"https://mashup.lhy.kr/\""
+            buildConfigField "String", "FEED_BACK_EMAIL", "\"[email protected]\""
         }
         release {
             minifyEnabled false
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
             buildConfigField "String", "BASE_URL", "\"\""
+            buildConfigField "String", "FEED_BACK_EMAIL", "\"[email protected]\""
         }
     }
     dataBinding {

app/src/main/java/com/mashup/MashupApplication.kt

@@ -7,6 +7,7 @@ import com.mashup.app.attendees.AttendeesModule
 import com.mashup.app.login.LoginModule
 import com.mashup.app.noticedetail.NoticeDetailModule
 import com.mashup.app.notices.NoticeModule
+import com.mashup.app.setting.SettingModule
 import com.mashup.di.ApiModule
 import com.mashup.di.ApplicationModule
 import com.mashup.di.NetworkModule
@@ -33,7 +34,8 @@ class MashupApplication : Application() {
                             NoticeModule,
                             NoticeDetailModule,
                             AttendeesModule,
-                            LoginModule
+                            LoginModule,
+                            SettingModule
                     ))
         }
         initJSR310()

app/src/main/java/com/mashup/app/notices/NoticesFragment.kt

@@ -50,6 +50,7 @@ class NoticesFragment : Fragment() {
         val viewModel = viewDataBinding.viewmodel
         if (viewModel != null) {
             listAdapter = NoticeAdapter(viewModel)
+            viewDataBinding.tasksList.itemAnimator = null
             viewDataBinding.tasksList.adapter = listAdapter
         }
     }
@@ -59,25 +60,25 @@ class NoticesFragment : Fragment() {
     }
 
     private fun setupEventObserver() {
-        viewModel.itemChangedEvent.observe(this, EventObserver { position ->
+        viewModel.itemChangedEvent.observe(viewLifecycleOwner, EventObserver { position ->
             listAdapter.notifyItemChanged(position)
         })
 
-        viewModel.showDetailEvent.observe(this, EventObserver { notice ->
+        viewModel.showDetailEvent.observe(viewLifecycleOwner, EventObserver { notice ->
             val intent = Intent(this@NoticesFragment.context, NoticeDetailActivity::class.java).apply {
                 putExtra(NoticeDetailFragment.EXTRA_NOTICE, notice)
             }
             startActivityForResult(intent, NoticeDetailFragment.REQUEST_NOTICE_ACTION)
         })
 
-        viewModel.onException.observe(this, EventObserver { exception ->
+        viewModel.onException.observe(viewLifecycleOwner, EventObserver { exception ->
             if (exception) {
                 activity?.finishAffinity()
             }
             startActivity(Intent(this@NoticesFragment.context, LoginActivity::class.java))
         })
 
-        viewModel.showAttendeesEvent.observe(this, EventObserver { attendees ->
+        viewModel.showAttendeesEvent.observe(viewLifecycleOwner, EventObserver { attendees ->
             val intent = Intent(this@NoticesFragment.context, AttendeesActivity::class.java).apply {
                 putParcelableArrayListExtra(
                     AttendeesFragment.EXTRA_ATTENDANCE_LIST,

app/src/main/java/com/mashup/app/setting/SettingBindings.kt

@@ -0,0 +1,12 @@
+package com.mashup.app.setting
+
+import android.graphics.Paint
+import android.widget.TextView
+import androidx.databinding.BindingAdapter
+import com.mashup.BuildConfig
+
+@BindingAdapter("app:email")
+fun TextView.setEmailText(string: String) {
+    text = string
+    paintFlags = Paint.UNDERLINE_TEXT_FLAG
+}

app/src/main/java/com/mashup/app/setting/SettingFragment.kt

@@ -1,32 +1,68 @@
 package com.mashup.app.setting
 
-import androidx.lifecycle.ViewModelProviders
+import android.content.Intent
 import android.os.Bundle
-import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import com.mashup.app.login.LoginFragment
+import com.mashup.databinding.SettingFragmentBinding
+import com.mashup.util.EventObserver
+import org.koin.androidx.viewmodel.ext.android.viewModel
+import com.mashup.BuildConfig
 import com.mashup.R
+import com.mashup.app.login.LoginActivity
+
 
 class SettingFragment : Fragment() {
 
-    companion object {
-        fun newInstance() = SettingFragment()
-    }
+    private val viewModel: SettingViewModel by viewModel()
+    private lateinit var viewDataBinding: SettingFragmentBinding
 
-    private lateinit var viewModel: SettingViewModel
 
     override fun onCreateView(
-        inflater: LayoutInflater, container: ViewGroup?,
-        savedInstanceState: Bundle?
+            inflater: LayoutInflater, container: ViewGroup?,
+            savedInstanceState: Bundle?
     ): View {
-        return inflater.inflate(R.layout.setting_fragment, container, false)
+        viewDataBinding = SettingFragmentBinding.inflate(inflater, container, false).apply {
+            viewmodel = viewModel
+        }
+        return viewDataBinding.root
     }
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
-        viewModel = ViewModelProviders.of(this).get(SettingViewModel::class.java)
-        // TODO: Use the ViewModel
+        viewDataBinding.setLifecycleOwner(this.viewLifecycleOwner)
+        setupEventObserver()
     }
 
+    private fun setupEventObserver() {
+        viewModel.logoutEvent.observe(viewLifecycleOwner, EventObserver {
+            if (it) {
+                activity?.finishAffinity()
+                val intent = Intent(this.context, LoginActivity::class.java)
+                startActivity(intent)
+            }
+        })
+
+        viewModel.sendEmailEvent.observe(viewLifecycleOwner, EventObserver {
+            if (it) {
+                val intent = Intent(Intent.ACTION_SEND).apply {
+                    val addressees: Array<String> = arrayOf(BuildConfig.FEED_BACK_EMAIL)
+                    putExtra(Intent.EXTRA_EMAIL, addressees)
+                    putExtra(
+                            Intent.EXTRA_SUBJECT,
+                            "<" + getString(R.string.app_name) + " " + getString(R.string.setting_send_feedback_email_title) + ">"
+                    )
+                    putExtra(
+                            Intent.EXTRA_TEXT,
+                            "앱 버전 (AppVersion):${BuildConfig.VERSION_NAME}\n기기명 (Device):\n안드로이드 OS (Android OS):\n내용 (Content):\n"
+                    )
+                    type = "message/rfc822"
+                }
+                startActivity(intent)
+            }
+        })
+    }
 }

app/src/main/java/com/mashup/app/setting/SettingModule.kt

@@ -0,0 +1,8 @@
+package com.mashup.app.setting
+
+import org.koin.androidx.viewmodel.dsl.viewModel
+import org.koin.dsl.module
+
+val SettingModule = module {
+    viewModel { SettingViewModel(get()) }
+}

app/src/main/java/com/mashup/app/setting/SettingViewModel.kt

@@ -1,7 +1,26 @@
 package com.mashup.app.setting
 
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
+import com.mashup.repository.user.UserRepository
+import com.mashup.util.Event
 
-class SettingViewModel : ViewModel() {
-    // TODO: Implement the ViewModel
+class SettingViewModel(
+        private val userRepository: UserRepository
+) : ViewModel() {
+    private val _logoutEvent = MutableLiveData<Event<Boolean>>()
+    val logoutEvent: LiveData<Event<Boolean>> = _logoutEvent
+
+    private val _sendEmailEvent = MutableLiveData<Event<Boolean>>()
+    val sendEmailEvent: LiveData<Event<Boolean>> = _sendEmailEvent
+
+    fun sendFeedBackEmail() {
+        _sendEmailEvent.value = Event(true)
+    }
+
+    fun onClickLogoutButton() {
+        userRepository.logout()
+        _logoutEvent.value = Event(true)
+    }
 }

app/src/main/java/com/mashup/repository/user/DefaultUserRepository.kt

@@ -18,15 +18,9 @@ class DefaultUserRepository(
     private val PREF_KEY_AUTH_TOKEN = "authToken"
     private val prefs: SharedPreferences = context.getSharedPreferences(PREFS_FILENAME, 0)
 
-    private lateinit var cachedAuthToken: AuthToken
+    private var cachedAuthToken: AuthToken? = null
 
-    override fun getCachedAuthToken(): AuthToken? {
-        return if (::cachedAuthToken.isInitialized) {
-            cachedAuthToken
-        } else {
-            null
-        }
-    }
+    override fun getCachedAuthToken(): AuthToken? = cachedAuthToken
 
     override fun hasAuthToken(): Boolean {
         val jsonString = prefs.getString(PREF_KEY_AUTH_TOKEN, "")
@@ -51,7 +45,7 @@ class DefaultUserRepository(
     }
 
     override fun getAuthToken(request: AuthTokenRequest): Flowable<AuthToken> {
-        if (::cachedAuthToken.isInitialized) {
+        if (cachedAuthToken != null) {
             return Flowable.just(cachedAuthToken)
         } else {
             val jsonString = prefs.getString(PREF_KEY_AUTH_TOKEN, "")
@@ -71,4 +65,9 @@ class DefaultUserRepository(
                     saveAuthToken(it)
                 }
     }
+
+    override fun logout() {
+        cachedAuthToken = null
+        prefs.edit().clear().apply()
+    }
 }

app/src/main/java/com/mashup/repository/user/UserRepository.kt

@@ -11,4 +11,6 @@ interface UserRepository {
     fun getCachedAuthToken(): AuthToken?
 
     fun getAuthToken(request: AuthTokenRequest): Flowable<AuthToken>
+
+    fun logout()
 }

app/src/main/res/layout/notice_item.xml

@@ -26,7 +26,9 @@
         android:layout_marginStart="30dp"
         android:layout_marginEnd="30dp"
         android:layout_marginBottom="50dp"
-        android:onClick="@{() -> viewmodel.onClickItem(notice)}">
+        android:onClick="@{() -> viewmodel.onClickItem(notice)}"
+        app:cardElevation="8dp"
+        app:cardCornerRadius="8dp">
 
         <LinearLayout
             android:layout_width="match_parent"