Implement identity proof api (#1597)

* implement identity proof api

* fix warnings in AccountActivity

* fix createClickableText method

* improve error handling

* use combineOptionalLiveData to simplify code

app/src/main/java/com/keylesspalace/tusky/AccountActivity.kt

@@ -19,8 +19,7 @@ import android.animation.ArgbEvaluator
 import android.content.Context
 import android.content.Intent
 import android.content.res.ColorStateList
-import android.graphics.Color
-import android.graphics.PorterDuff
+import android.graphics.*
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
@@ -52,6 +51,8 @@ import com.keylesspalace.tusky.components.compose.ComposeActivity
 import com.keylesspalace.tusky.components.report.ReportActivity
 import com.keylesspalace.tusky.di.ViewModelFactory
 import com.keylesspalace.tusky.entity.Account
+import com.keylesspalace.tusky.entity.Field
+import com.keylesspalace.tusky.entity.IdentityProof
 import com.keylesspalace.tusky.entity.Relationship
 import com.keylesspalace.tusky.interfaces.ActionButtonActivity
 import com.keylesspalace.tusky.interfaces.LinkListener
@@ -118,7 +119,7 @@ class AccountActivity : BottomSheetActivity(), ActionButtonActivity, HasAndroidI
         viewModel = ViewModelProviders.of(this, viewModelFactory)[AccountViewModel::class.java]
 
         // Obtain information to fill out the profile.
-        viewModel.setAccountInfo(intent.getStringExtra(KEY_ACCOUNT_ID))
+        viewModel.setAccountInfo(intent.getStringExtra(KEY_ACCOUNT_ID)!!)
 
         val sharedPrefs = PreferenceManager.getDefaultSharedPreferences(this)
         animateAvatar = sharedPrefs.getBoolean("animateGifAvatars", false)
@@ -350,6 +351,11 @@ class AccountActivity : BottomSheetActivity(), ActionButtonActivity, HasAndroidI
             }
 
         })
+        viewModel.accountFieldData.observe(this, Observer<List<Either<IdentityProof, Field>>> {
+            accountFieldAdapter.fields = it
+            accountFieldAdapter.notifyDataSetChanged()
+
+        })
     }
 
     /**
@@ -378,7 +384,7 @@ class AccountActivity : BottomSheetActivity(), ActionButtonActivity, HasAndroidI
         val emojifiedNote = CustomEmojiHelper.emojifyText(account.note, account.emojis, accountNoteTextView)
         LinkHelper.setClickableText(accountNoteTextView, emojifiedNote, null, this)
 
-        accountFieldAdapter.fields = account.fields ?: emptyList()
+       // accountFieldAdapter.fields = account.fields ?: emptyList()
         accountFieldAdapter.emojis = account.emojis ?: emptyList()
         accountFieldAdapter.notifyDataSetChanged()
 
@@ -472,7 +478,7 @@ class AccountActivity : BottomSheetActivity(), ActionButtonActivity, HasAndroidI
             // this is necessary because API 19 can't handle vector compound drawables
             val movedIcon = ContextCompat.getDrawable(this, R.drawable.ic_briefcase)?.mutate()
             val textColor = ThemeUtils.getColor(this, android.R.attr.textColorTertiary)
-            movedIcon?.setColorFilter(textColor, PorterDuff.Mode.SRC_IN)
+            movedIcon?.colorFilter = PorterDuffColorFilter(textColor, PorterDuff.Mode.SRC_IN)
 
             accountMovedText.setCompoundDrawablesRelativeWithIntrinsicBounds(movedIcon, null, null, null)
         }

app/src/main/java/com/keylesspalace/tusky/adapter/AccountFieldAdapter.kt

@@ -15,6 +15,7 @@
 
 package com.keylesspalace.tusky.adapter
 
+import android.text.method.LinkMovementMethod
 import androidx.recyclerview.widget.RecyclerView
 import android.view.LayoutInflater
 import android.view.ViewGroup
@@ -23,15 +24,17 @@ import android.widget.TextView
 import com.keylesspalace.tusky.R
 import com.keylesspalace.tusky.entity.Emoji
 import com.keylesspalace.tusky.entity.Field
+import com.keylesspalace.tusky.entity.IdentityProof
 import com.keylesspalace.tusky.interfaces.LinkListener
 import com.keylesspalace.tusky.util.CustomEmojiHelper
+import com.keylesspalace.tusky.util.Either
 import com.keylesspalace.tusky.util.LinkHelper
 import kotlinx.android.synthetic.main.item_account_field.view.*
 
 class AccountFieldAdapter(private val linkListener: LinkListener) : RecyclerView.Adapter<AccountFieldAdapter.ViewHolder>() {
 
     var emojis: List<Emoji> = emptyList()
-    var fields: List<Field> = emptyList()
+    var fields: List<Either<IdentityProof, Field>> = emptyList()
 
     override fun getItemCount() = fields.size
 
@@ -41,18 +44,30 @@ class AccountFieldAdapter(private val linkListener: LinkListener) : RecyclerView
     }
 
     override fun onBindViewHolder(viewHolder: ViewHolder, position: Int) {
-        val field = fields[position]
+        val proofOrField = fields[position]
 
-        val emojifiedName = CustomEmojiHelper.emojifyString(field.name, emojis, viewHolder.nameTextView)
-        viewHolder.nameTextView.text = emojifiedName
+        if(proofOrField.isLeft()) {
+            val identityProof = proofOrField.asLeft()
 
-        val emojifiedValue = CustomEmojiHelper.emojifyText(field.value, emojis, viewHolder.valueTextView)
-        LinkHelper.setClickableText(viewHolder.valueTextView, emojifiedValue, null, linkListener)
+            viewHolder.nameTextView.text = identityProof.provider
+            viewHolder.valueTextView.text = LinkHelper.createClickableText(identityProof.username, identityProof.profileUrl)
+
+            viewHolder.valueTextView.movementMethod = LinkMovementMethod.getInstance()
 
-        if(field.verifiedAt != null) {
             viewHolder.valueTextView.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0,  R.drawable.ic_check_circle, 0)
         } else {
-            viewHolder.valueTextView.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0, 0, 0 )
+            val field = proofOrField.asRight()
+            val emojifiedName = CustomEmojiHelper.emojifyString(field.name, emojis, viewHolder.nameTextView)
+            viewHolder.nameTextView.text = emojifiedName
+
+            val emojifiedValue = CustomEmojiHelper.emojifyText(field.value, emojis, viewHolder.valueTextView)
+            LinkHelper.setClickableText(viewHolder.valueTextView, emojifiedValue, null, linkListener)
+
+            if(field.verifiedAt != null) {
+                viewHolder.valueTextView.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0,  R.drawable.ic_check_circle, 0)
+            } else {
+                viewHolder.valueTextView.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0, 0, 0 )
+            }
         }
 
     }

app/src/main/java/com/keylesspalace/tusky/adapter/StatusDetailedViewHolder.java

@@ -115,10 +115,7 @@ class StatusDetailedViewHolder extends StatusBaseViewHolder {
             timestampInfo.append("  •  ");
 
             if (app.getWebsite() != null) {
-                URLSpan span = new CustomURLSpan(app.getWebsite());
-
-                SpannableStringBuilder text = new SpannableStringBuilder(app.getName());
-                text.setSpan(span, 0, app.getName().length(), Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
+                CharSequence text = LinkHelper.createClickableText(app.getName(), app.getWebsite());
                 timestampInfo.append(text);
                 timestampInfo.setMovementMethod(LinkMovementMethod.getInstance());
             } else {

app/src/main/java/com/keylesspalace/tusky/entity/IdentityProof.kt

@@ -0,0 +1,9 @@
+package com.keylesspalace.tusky.entity
+
+import com.google.gson.annotations.SerializedName
+
+data class IdentityProof(
+        val provider: String,
+        @SerializedName("provider_username") val username: String,
+        @SerializedName("profile_url") val profileUrl: String
+)

app/src/main/java/com/keylesspalace/tusky/network/MastodonApi.kt

@@ -318,6 +318,11 @@ interface MastodonApi {
             @Query("id[]") accountIds: List<String>
     ): Call<List<Relationship>>
 
+    @GET("api/v1/accounts/{id}/identity_proofs")
+    fun identityProofs(
+            @Path("id") accountId: String
+    ): Call<List<IdentityProof>>
+
     @GET("api/v1/blocks")
     fun blocks(
             @Query("max_id") maxId: String?

app/src/main/java/com/keylesspalace/tusky/util/LinkHelper.java

@@ -179,6 +179,14 @@ public class LinkHelper {
         view.setMovementMethod(LinkMovementMethod.getInstance());
     }
 
+    public static CharSequence createClickableText(String text, String link) {
+        URLSpan span = new CustomURLSpan(link);
+
+        SpannableStringBuilder clickableText = new SpannableStringBuilder(text);
+        clickableText.setSpan(span, 0, text.length(), Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
+        return clickableText;
+    }
+
     /**
      * Opens a link, depending on the settings, either in the browser or in a custom tab
      *

app/src/main/java/com/keylesspalace/tusky/viewmodel/AccountViewModel.kt

@@ -6,12 +6,11 @@ import androidx.lifecycle.ViewModel
 import com.keylesspalace.tusky.appstore.*
 import com.keylesspalace.tusky.db.AccountManager
 import com.keylesspalace.tusky.entity.Account
+import com.keylesspalace.tusky.entity.Field
+import com.keylesspalace.tusky.entity.IdentityProof
 import com.keylesspalace.tusky.entity.Relationship
 import com.keylesspalace.tusky.network.MastodonApi
-import com.keylesspalace.tusky.util.Error
-import com.keylesspalace.tusky.util.Loading
-import com.keylesspalace.tusky.util.Resource
-import com.keylesspalace.tusky.util.Success
+import com.keylesspalace.tusky.util.*
 import io.reactivex.disposables.Disposable
 import retrofit2.Call
 import retrofit2.Callback
@@ -27,6 +26,14 @@ class AccountViewModel @Inject constructor(
     val accountData = MutableLiveData<Resource<Account>>()
     val relationshipData = MutableLiveData<Resource<Relationship>>()
 
+    private val identityProofData = MutableLiveData<List<IdentityProof>>()
+
+    val accountFieldData = combineOptionalLiveData(accountData, identityProofData) { accountRes, identityProofs ->
+        identityProofs.orEmpty().map { Either.Left<IdentityProof, Field>(it) }
+                .plus(accountRes?.data?.fields.orEmpty().map { Either.Right<IdentityProof, Field>(it) })
+    }
+
+
     private val callList: MutableList<Call<*>> = mutableListOf()
     private val disposable: Disposable = eventHub.events
             .subscribe { event ->
@@ -60,6 +67,7 @@ class AccountViewModel @Inject constructor(
                 }
 
                 override fun onFailure(call: Call<Account>, t: Throwable) {
+                    Log.w(TAG, "failed obtaining account", t)
                     accountData.postValue(Error())
                     isDataLoading = false
                     isRefreshing.postValue(false)
@@ -90,6 +98,7 @@ class AccountViewModel @Inject constructor(
                 }
 
                 override fun onFailure(call: Call<List<Relationship>>, t: Throwable) {
+                    Log.w(TAG, "failed obtaining relationships", t)
                     relationshipData.postValue(Error())
                 }
             })
@@ -98,6 +107,30 @@ class AccountViewModel @Inject constructor(
         }
     }
 
+    private fun obtainIdentityProof(reload: Boolean = false) {
+        if (identityProofData.value == null || reload) {
+
+            val call = mastodonApi.identityProofs(accountId)
+            call.enqueue(object : Callback<List<IdentityProof>> {
+                override fun onResponse(call: Call<List<IdentityProof>>,
+                                        response: Response<List<IdentityProof>>) {
+                    val proofs = response.body()
+                    if (response.isSuccessful && proofs != null ) {
+                        identityProofData.postValue(proofs)
+                    } else {
+                        identityProofData.postValue(emptyList())
+                    }
+                }
+
+                override fun onFailure(call: Call<List<IdentityProof>>, t: Throwable) {
+                    Log.w(TAG, "failed obtaining identity proofs", t)
+                }
+            })
+
+            callList.add(call)
+        }
+    }
+
     fun changeFollowState() {
         val relationship = relationshipData.value?.data
         if (relationship?.following == true || relationship?.requested == true) {
@@ -227,6 +260,7 @@ class AccountViewModel @Inject constructor(
             return
         accountId.let {
             obtainAccount(isReload)
+            obtainIdentityProof()
             if (!isSelf)
                 obtainRelationship(isReload)
         }