Add authentication

src/main/kotlin/top/fatweb/api/service/IUserService.kt

@@ -0,0 +1,14 @@
+package top.fatweb.api.service
+
+import com.baomidou.mybatisplus.extension.service.IService
+import top.fatweb.api.entity.permission.User
+
+/**
+ * <p>
+ * 用户 服务类
+ * </p>
+ *
+ * @author FatttSnake
+ * @since 2023-10-04
+ */
+interface IUserService : IService<User>

src/main/kotlin/top/fatweb/api/service/impl/UserServiceImpl.kt

@@ -0,0 +1,18 @@
+package top.fatweb.api.service.impl
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl
+import org.springframework.stereotype.Service
+import top.fatweb.api.entity.permission.User
+import top.fatweb.api.mapper.UserMapper
+import top.fatweb.api.service.IUserService
+
+/**
+ * <p>
+ * 用户 服务实现类
+ * </p>
+ *
+ * @author FatttSnake
+ * @since 2023-10-04
+ */
+@Service
+class UserServiceImpl : ServiceImpl<UserMapper, User>(), IUserService

src/main/kotlin/top/fatweb/api/service/permission/IAuthenticationService.kt

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+package top.fatweb.api.service.permission
+
+import top.fatweb.api.entity.permission.User
+
+interface IAuthenticationService {
+    fun login(user: User): HashMap<String, String>
+
+    fun logout(token: String): Boolean
+
+    fun renewToken(token: String): HashMap<String, String>
+}

src/main/kotlin/top/fatweb/api/service/permission/impl/AuthenticationServiceImpl.kt

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+package top.fatweb.api.service.permission.impl
+
+import org.springframework.security.authentication.AuthenticationManager
+import org.springframework.security.authentication.UsernamePasswordAuthenticationToken
+import org.springframework.stereotype.Service
+import top.fatweb.api.constant.SecurityConstants
+import top.fatweb.api.entity.permission.LoginUser
+import top.fatweb.api.entity.permission.User
+import top.fatweb.api.service.permission.IAuthenticationService
+import top.fatweb.api.util.JwtUtil
+import top.fatweb.api.util.RedisUtil
+import top.fatweb.api.util.WebUtil
+import java.util.concurrent.TimeUnit
+
+@Service
+class AuthenticationServiceImpl(
+    private val authenticationManager: AuthenticationManager,
+    private val redisUtil: RedisUtil
+) : IAuthenticationService {
+    override fun login(user: User): HashMap<String, String> {
+        val usernamePasswordAuthenticationToken = UsernamePasswordAuthenticationToken(user.username, user.password)
+        val authentication = authenticationManager.authenticate(usernamePasswordAuthenticationToken)
+        authentication ?: let {
+            throw RuntimeException("Login failed")
+        }
+
+        val loginUser = authentication.principal as LoginUser
+        loginUser.user.password = ""
+        val userId = loginUser.user.id.toString()
+        val jwt = JwtUtil.createJwt(userId)
+
+        jwt ?: let {
+            throw RuntimeException("Login failed")
+        }
+
+        val hashMap = hashMapOf("token" to jwt)
+        val redisKey = "${SecurityConstants.jwtIssuer}_login:" + jwt.substring(0, 32)
+        redisUtil.setObject(redisKey, loginUser, 20, TimeUnit.MINUTES)
+
+        return hashMap
+    }
+
+    override fun logout(token: String): Boolean =
+        redisUtil.delObject("${SecurityConstants.jwtIssuer}_login:" + token.substring(0, 32))
+
+    override fun renewToken(token: String): HashMap<String, String> {
+        val oldRedisKey = "${SecurityConstants.jwtIssuer}_login:" + token.substring(0, 32)
+        redisUtil.delObject(oldRedisKey)
+        val jwt = JwtUtil.createJwt(WebUtil.getLoginUserId().toString())
+
+        jwt ?: let {
+            throw RuntimeException("Login failed")
+        }
+
+        val hashMap = hashMapOf("token" to jwt)
+        val redisKey = "${SecurityConstants.jwtIssuer}_login:" + jwt.substring(0, 32)
+        redisUtil.setObject(redisKey, WebUtil.getLoginUser(), 20, TimeUnit.MINUTES)
+
+        return hashMap
+    }
+}