From e87c4a0126ba1dcc2d2d3c77bb8caee71a541071 Mon Sep 17 00:00:00 2001
From: InsanusMokrassar <ovsyannikov.alexey95@gmail.com>
Date: Sun, 10 May 2020 15:26:07 +0600
Subject: [PATCH] MediaGroupMemberInputMedia deserialization

---
 CHANGELOG.md                                          |  1 +
 .../types/InputMedia/InputMediaPhoto.kt               |  4 +++-
 .../types/InputMedia/InputMediaVideo.kt               |  4 +++-
 .../MediaGroupMemberInputMediaSerializer.kt           | 11 ++++++++++-
 4 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6cc072ad74..298760a7f9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -58,6 +58,7 @@
 * `TelegramBotAPI`:
     * Expected class `MimeType` was added
         * Field `MimeTyped#mimeType` now typed by `MimeType` instead of `String`
+    * `MediaGroupMemberInputMedia` children now can be deserialized (but only those ones who are declared inside library)
 
 ### 0.27.1
 
diff --git a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/InputMediaPhoto.kt b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/InputMediaPhoto.kt
index e98e8b38f7..f45e903b94 100644
--- a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/InputMediaPhoto.kt
+++ b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/InputMediaPhoto.kt
@@ -7,6 +7,8 @@ import com.github.insanusmokrassar.TelegramBotAPI.types.files.PhotoSize
 import com.github.insanusmokrassar.TelegramBotAPI.types.mediaField
 import kotlinx.serialization.*
 
+internal const val photoInputMediaType = "photo"
+
 @Serializable
 data class InputMediaPhoto(
     override val file: InputFile,
@@ -14,7 +16,7 @@ data class InputMediaPhoto(
     @SerialName(parseModeField)
     override val parseMode: ParseMode? = null
 ) : InputMedia, MediaGroupMemberInputMedia {
-    override val type: String = "photo"
+    override val type: String = photoInputMediaType
 
     override fun serialize(format: StringFormat): String = format.stringify(serializer(), this)
 
diff --git a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/InputMediaVideo.kt b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/InputMediaVideo.kt
index 1c32f30adb..7b12d56613 100644
--- a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/InputMediaVideo.kt
+++ b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/InputMediaVideo.kt
@@ -6,6 +6,8 @@ import com.github.insanusmokrassar.TelegramBotAPI.types.ParseMode.parseModeField
 import com.github.insanusmokrassar.TelegramBotAPI.types.mediaField
 import kotlinx.serialization.*
 
+internal const val videoInputMediaType = "video"
+
 @Serializable
 data class InputMediaVideo(
     override val file: InputFile,
@@ -17,7 +19,7 @@ data class InputMediaVideo(
     override val duration: Long? = null,
     override val thumb: InputFile? = null
 ) : InputMedia, SizedInputMedia, DuratedInputMedia, ThumbedInputMedia, MediaGroupMemberInputMedia {
-    override val type: String = "video"
+    override val type: String = videoInputMediaType
 
     override fun serialize(format: StringFormat): String = format.stringify(serializer(), this)
 
diff --git a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/MediaGroupMemberInputMediaSerializer.kt b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/MediaGroupMemberInputMediaSerializer.kt
index 2f57259689..2796b3d222 100644
--- a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/MediaGroupMemberInputMediaSerializer.kt
+++ b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InputMedia/MediaGroupMemberInputMediaSerializer.kt
@@ -1,6 +1,9 @@
 package com.github.insanusmokrassar.TelegramBotAPI.types.InputMedia
 
+import com.github.insanusmokrassar.TelegramBotAPI.types.typeField
+import com.github.insanusmokrassar.TelegramBotAPI.utils.nonstrictJsonFormat
 import kotlinx.serialization.*
+import kotlinx.serialization.json.JsonObjectSerializer
 
 @Serializer(MediaGroupMemberInputMedia::class)
 internal object MediaGroupMemberInputMediaSerializer : KSerializer<MediaGroupMemberInputMedia> {
@@ -13,6 +16,12 @@ internal object MediaGroupMemberInputMediaSerializer : KSerializer<MediaGroupMem
     }
 
     override fun deserialize(decoder: Decoder): MediaGroupMemberInputMedia {
-        TODO("not implemented")
+        val json = JsonObjectSerializer.deserialize(decoder)
+
+        return when (json.getPrimitiveOrNull(typeField) ?.contentOrNull) {
+            photoInputMediaType -> nonstrictJsonFormat.fromJson(InputMediaPhoto.serializer(), json)
+            videoInputMediaType -> nonstrictJsonFormat.fromJson(InputMediaVideo.serializer(), json)
+            else -> error("Illegal type of incoming MediaGroupMemberInputMedia")
+        }
     }
 }
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