feat: Asset download api추가

Author: devxb

skills/add-pet-emotion-animation.md

@@ -227,6 +227,9 @@ emotion이 base 펫과 동일한 위치에 나타나도록 `emotionYOffsets` 값
 - 디버깅 시 `minGap`과 `maxGap`을 `1.0`으로 설정하면 1초마다 emotion이 나타나서 위치 확인이 쉬움
 - standing 포즈와 sitting 포즈는 보정값이 다를 수 있음 (DESSERT_FOX 기준: standing `5.0`, sitting `2.5`)
 
+### 6. PersonaEmotionType 구현하기
+org.gitanimals.render.app.PersonaEmotionAssets에 PersonaEmotionAssets.dessertFox를 참고하여 새롭게 추가한 emotion의 PersonaEmotionAssets을 추가하세요. 
+
 ## buildEmotionAnimation 파라미터
 
 | 파라미터 | 타입 | 설명 |

src/main/kotlin/org/gitanimals/core/PersonaEmotionType.kt

@@ -1,6 +1,5 @@
 package org.gitanimals.core
 
-import org.gitanimals.core.PersonaEmotionType.*
 import java.text.DecimalFormat
 import kotlin.math.atan2
 import kotlin.math.max

src/main/kotlin/org/gitanimals/core/PersonaType.kt

@@ -0,0 +1,25 @@
+package org.gitanimals.core
+
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.stereotype.Component
+
+object ProfileIdentifier {
+
+    private lateinit var holder: Holder
+    const val LOCAL = "local"
+    const val LIVE = "live"
+
+    fun getProfile(): String = holder.profile
+
+    fun isLocal(): Boolean = holder.profile == LOCAL
+
+
+    @Component
+    class Holder(
+        @Value("\${spring.profiles.active}") val profile: String,
+    ) {
+        init {
+            holder = this
+        }
+    }
+}

src/main/kotlin/org/gitanimals/core/ProfileIdentifier.kt

@@ -0,0 +1,40 @@
+package org.gitanimals.render.app
+
+import com.github.benmanes.caffeine.cache.Cache
+import com.github.benmanes.caffeine.cache.Caffeine
+import org.gitanimals.core.PersonaType
+import org.gitanimals.core.ProfileIdentifier
+import org.gitanimals.render.app.response.AssetsResponse
+import org.gitanimals.render.domain.UserService
+import org.springframework.stereotype.Component
+
+@Component
+class AssetsFacade(
+    private val userService: UserService,
+    private val identityApi: IdentityApi,
+) {
+
+    private val cache: Cache<PersonaType, AssetsResponse> = Caffeine.newBuilder()
+        .maximumSize(100)
+        .build()
+
+    fun findAllAssets(
+        token: String,
+        personaType: PersonaType,
+    ): AssetsResponse {
+        if (ProfileIdentifier.isLocal()) {
+            return AssetsResponse.createSvg(PersonaEmotionAssets.from(personaType))
+        }
+
+        val identityUser = identityApi.getUserByToken(token)
+        val renderUser = userService.getUserByName(name = identityUser.username)
+
+        require(renderUser.havePersona(personaType)) {
+            "personaType에 해당하는 Persona가 존재하지 않습니다."
+        }
+
+        return cache.get(personaType) {
+            AssetsResponse.createSvg(PersonaEmotionAssets.from(personaType))
+        }
+    }
+}

src/main/kotlin/org/gitanimals/render/app/AssetsFacade.kt

@@ -0,0 +1,32 @@
+package org.gitanimals.render.app
+
+import org.gitanimals.core.*
+
+sealed interface PersonaEmotionAssets {
+    val personaType: PersonaType
+    val error: String
+    val happy: String
+    val idleFollow: String
+    val notification: String
+    val thinking: String
+    val typing: String
+
+    data object DessertFox : PersonaEmotionAssets {
+        override val personaType: PersonaType = PersonaType.DESSERT_FOX
+        override val error: String = dessertFoxErrorEmotionSvg
+        override val happy: String = dessertFoxHappyEmotionSvg
+        override val idleFollow: String = dessertFoxIdleFollowEmotionSvg
+        override val notification: String = dessertFoxNotificationEmotionSvg
+        override val typing: String = dessertFoxTypingEmotionSvg
+        override val thinking: String = dessertFoxThinkingEmotionSvg
+    }
+
+    companion object {
+        fun from(personaType: PersonaType): PersonaEmotionAssets {
+            return PersonaEmotionAssets::class.sealedSubclasses
+                .mapNotNull { it.objectInstance }
+                .find { it.personaType == personaType }
+                ?: throw IllegalArgumentException("Cannot find PersonaEmotionAssets for personaType: $personaType")
+        }
+    }
+}

src/main/kotlin/org/gitanimals/render/app/PersonaEmotionAssets.kt

@@ -1,7 +1,7 @@
 package org.gitanimals.render.app
 
-import org.gitanimals.render.app.request.MergePersonaRequest
 import org.gitanimals.core.FieldType
+import org.gitanimals.render.app.request.MergePersonaRequest
 import org.gitanimals.render.app.request.MergePersonaV2Request
 import org.gitanimals.render.domain.UserService
 import org.gitanimals.render.domain.request.PersonaChangeRequest

src/main/kotlin/org/gitanimals/render/app/UserFacade.kt

@@ -0,0 +1,23 @@
+package org.gitanimals.render.app.response
+
+import org.gitanimals.render.app.PersonaEmotionAssets
+
+data class AssetsResponse(
+    val animationAssets: PersonaEmotionAssets,
+    val mimeType: String,
+) {
+
+
+    companion object {
+        private const val MIME_TYPE_SVG_IMAGE = "image/svg+xml"
+
+        fun createSvg(
+            animationAssets: PersonaEmotionAssets,
+        ): AssetsResponse {
+            return AssetsResponse(
+                animationAssets = animationAssets,
+                mimeType = MIME_TYPE_SVG_IMAGE,
+            )
+        }
+    }
+}

src/main/kotlin/org/gitanimals/render/app/response/AssetsResponse.kt

@@ -2,18 +2,20 @@ package org.gitanimals.render.controller
 
 import jakarta.servlet.http.HttpServletResponse
 import org.gitanimals.core.Mode
+import org.gitanimals.core.PersonaType
 import org.gitanimals.core.extension.HttpResponseExtension.cacheControl
 import org.gitanimals.core.extension.StringExtension.deleteBrackets
 import org.gitanimals.core.extension.StringExtension.trimNotDigitCharacters
 import org.gitanimals.render.app.AnimationFacade
-import org.springframework.web.bind.annotation.GetMapping
-import org.springframework.web.bind.annotation.PathVariable
-import org.springframework.web.bind.annotation.RequestParam
-import org.springframework.web.bind.annotation.RestController
+import org.gitanimals.render.app.AssetsFacade
+import org.gitanimals.render.app.response.AssetsResponse
+import org.springframework.http.HttpHeaders
+import org.springframework.web.bind.annotation.*
 
 @RestController
 class AnimationController(
     private val animationFacade: AnimationFacade,
+    private val assetsFacade: AssetsFacade,
 ) {
 
     @GetMapping(value = ["/farms/{username}"], produces = ["image/svg+xml"])
@@ -45,4 +47,12 @@ class AnimationController(
             mode = mode,
         )
     }
+
+    @GetMapping(value = ["/assets"])
+    fun downloadAssetsByPersonaType(
+        @RequestHeader(HttpHeaders.AUTHORIZATION) token: String,
+        @RequestParam("personaType") personaType: PersonaType,
+    ): AssetsResponse {
+        return assetsFacade.findAllAssets(token, personaType)
+    }
 }

src/main/kotlin/org/gitanimals/render/controller/AnimationController.kt

@@ -376,6 +376,10 @@ class User(
         return persona.isEvolutionable()
     }
 
+    fun havePersona(personaType: PersonaType): Boolean {
+        return personas.any { it.getType() == personaType }
+    }
+
     companion object {
         private const val MAX_PERSONA_COUNT = 30L
         private const val MAX_INIT_PERSONA_COUNT = 10L