feat: ユニークIDを生成できるように

build.gradle.kts

@@ -89,6 +89,7 @@ subprojects {
         "testImplementation"("org.jetbrains.kotlinx:kotlinx-coroutines-test:1.6.4")
         "testImplementation"("org.slf4j:slf4j-simple:2.0.4")
         "testImplementation"("io.github.artsok:rerunner-jupiter:2.1.6")
+        "implementation"("com.goncalossilva:murmurhash:0.4.0")
     }
 
     publishing{

core/src/main/kotlin/dev/usbharu/multim/UniqueId.kt

@@ -0,0 +1,7 @@
+package dev.usbharu.multim
+
+import com.goncalossilva.murmurhash.MurmurHash3
+
+object UniqueId {
+    val hashAlgorithm:MurmurHash3 = MurmurHash3()
+}

core/src/main/kotlin/dev/usbharu/multim/api/StatusApi.kt

@@ -2,10 +2,14 @@ package dev.usbharu.multim.api
 
 import com.github.michaelbull.result.Err
 import com.github.michaelbull.result.Result
+import com.goncalossilva.murmurhash.MurmurHash3
 import dev.usbharu.multim.Logger
+import dev.usbharu.multim.UniqueId
 import dev.usbharu.multim.error.ErrorType
 import dev.usbharu.multim.error.MultiMError
 import dev.usbharu.multim.model.*
+import kotlinx.datetime.TimeZone
+import kotlinx.datetime.toLocalDateTime
 
 interface StatusApi {
     suspend fun post(status: StatusForPost): Result<Status,MultiMError>
@@ -30,6 +34,15 @@ interface StatusApi {
     suspend fun addToBookmarks(id: StatusId): Result<Unit,MultiMError>
     suspend fun removeFromBookmarks(id: StatusId): Result<Unit,MultiMError>
     suspend fun getPreviousAndNext(id: StatusId): Result<PreviousAndNextPosts,MultiMError>
+
+    fun getUniqueId(status: Status):Int{
+        val localDateTime = status.createdAt.toLocalDateTime(TimeZone.UTC)
+        val date:String =
+            "${localDateTime.year}${localDateTime.monthNumber}${localDateTime.dayOfMonth}${localDateTime.hour}${localDateTime.minute}${localDateTime.second}"
+        return UniqueId.hashAlgorithm.hash32x86(
+            (status.content.text + status.account.accountName + date).encodeToByteArray()
+        ).toInt()
+    }
 }