init

src/main/kotlin/space/luminic/budgerapp/services/TokenService.kt

@@ -0,0 +1,42 @@
+package space.luminic.budgerapp.services
+import org.springframework.cache.annotation.CacheEvict
+import org.springframework.cache.annotation.Cacheable
+import org.springframework.stereotype.Service
+import reactor.core.publisher.Mono
+import space.luminic.budgerapp.models.Token
+import space.luminic.budgerapp.models.TokenStatus
+import space.luminic.budgerapp.repos.TokenRepo
+import java.time.LocalDateTime
+
+@Service
+class TokenService(private val tokenRepository: TokenRepo) {
+
+    @CacheEvict("tokens", allEntries = true)
+    fun saveToken(token: String, username: String, expiresAt: LocalDateTime) {
+        val newToken = Token(
+            token = token,
+            username = username,
+            issuedAt = LocalDateTime.now(),
+            expiresAt = expiresAt
+        )
+        tokenRepository.save(newToken)
+    }
+
+    @CacheEvict("tokens", allEntries = true)
+    fun revokeToken(token: String): Mono<Void> {
+        return tokenRepository.findByToken(token)
+            .flatMap { existingToken ->
+                val updatedToken = existingToken.copy(status = TokenStatus.REVOKED)
+                tokenRepository.save(updatedToken).then()
+            }
+            .switchIfEmpty(Mono.error(Exception("Token not found")))
+    }
+
+
+
+
+    @CacheEvict("tokens", allEntries = true)
+    fun deleteExpiredTokens() {
+        tokenRepository.deleteByExpiresAtBefore(LocalDateTime.now())
+    }
+}