csamsserver/src/main/kotlin/com/gyf/csams/Controller.kt

package com.gyf.csams



import com.gyf.csams.AuditController.accept
import com.gyf.csams.AuditController.audit
import com.gyf.csams.AuditController.check
import com.gyf.csams.AuditController.read
import com.gyf.csams.AuditController.register
import com.gyf.csams.module.*
import io.ktor.application.*
import io.ktor.http.content.*
import io.ktor.request.*
import io.ktor.response.*
import io.ktor.routing.*
import io.ktor.server.engine.*
import io.ktor.util.*
import org.jetbrains.exposed.dao.id.IntIdTable
import java.util.*

/**
 * 令牌校验
 *
 * @param T
 * @param callback
 */
suspend inline fun <reified T: ClientBaseVo> ApplicationCall.withToken(callback: (vo: T) -> Unit) {
    val levelVo = receive<T>()
    if (AccountService.validToken(levelVo)) {
        callback(levelVo)
    } else {
        respond(Simple.error("token校验失败"))
    }
}

/**
 * 静态资源映射路径配置
 *
 */
fun Application.StaticController(){
    routing {
        val uploadDir=environment.config.property("ktor.deployment.filePath").getString()
        static(uploadDir) {
            resources(uploadDir)
        }
    }
}

/**
 * 帐号接口
 *
 */
fun Application.AccountController() {
    suspend fun loginRes(call: ApplicationCall, body:BaseLoginVo){
        try {
            call.respond(ApiResponse(message = "登陆成功", body = AccountService.login(body, call.request.host())))
        } catch (e: IllegalArgumentException) {
            call.respond(ApiResponse(message = "帐号或密码错误",body=null))
        }catch (e:Exception){
            call.respond(ApiResponse(message = "发生未知错误，请联系管理员",body=null))
        }
    }

    routing {
        route(path = "$ApiPathPrefix/account") {
            route(path = "/register") {
                /**
                 * 检测学号是否已注册
                 */
                get(path = "/checkId") {
                    val studentId = call.request.queryParameters["studentId"]
                    if (studentId?.isNotEmpty() == true) {
                        if (AccountService.registered(studentId)) {
                            call.respond(ApiResponse(message = "学号已注册", body = true))
                        } else {
                            call.respond(ApiResponse(message = "学号可注册", body = false))
                        }
                    } else {
                        call.respond(Simple.error("学号检测失败，请联系管理员"))
                    }
                }

                /**
                 * 注册账号
                 */
                post {
                    val userVo = call.receive<UserRegVo>()
                    val userResDto = AccountService.register(userVo)
                    if (userResDto != null) {
                        call.respond(ApiResponse(message = "注册成功", body = userResDto))
                    } else {
                        call.respond(Simple.error("注册失败"))
                    }
                }
            }

            post("/refresh"){
                call.withToken<OnlyToken> {
                    try {
                        call.respond(ApiResponse(message = "个人信息获取成功",body =AccountService.refreshInfo(_token = it) ))
                    } catch (e: Exception) {
                        log.error(e)
                        call.respond(Simple.error(message = "个人信息获取失败"))
                    }
                }
            }

            //TODO 封装前后台登录逻辑
            route(path = "/login") {
                route(path = ClientType.Foreground.name.lowercase(Locale.getDefault())){
                    post {
                        val userLoginVo = call.receive<UserLoginVo>()
                        loginRes(call=call,body = userLoginVo)
                    }
                    post("/token"){
                        val tokenVo = call.receive<Token>()
                        try {
                            val userinfo = AccountService.getUserVo(tokenVo)
                            log.info("$userinfo")
                            call.respond(ApiResponse(message = "令牌合法", body = userinfo))
                        } catch (e: Exception) {
                            log.error(e)
                            call.respond(ApiResponse(message = "令牌不合法", body = null))
                        }
                    }

                }
                route(path = ClientType.Background.name.lowercase(Locale.getDefault())){
                    post{
                        val managerLoginVo = call.receive<ManagerLoginVo>()
                        loginRes(call=call,body =  managerLoginVo)
                    }
                    post("/token"){
                        val tokenVo = call.receive<Token>()
                        try {
                            val managerInfo = AccountService.getManagerVo(tokenVo)
                            log.info("$managerInfo")
                            call.respond(ApiResponse(message = "令牌合法", body = managerInfo))
                        } catch (e: Exception) {
                            log.error(e)
                            call.respond(ApiResponse(message = "令牌不合法", body = null))
                        }
                    }
                }
            }



            post(path = "/logout") {
                log.info("退出登录")
                val onlyToken = call.receive<OnlyToken>()
                log.info("$onlyToken")
                val flag = AccountService.logout(onlyToken)
                call.respond(ApiResponse(message = if (flag) "退出成功" else "退出失败", body = flag))
            }
        }
    }
}

/**
 * 主界面接口
 *
 */
fun Application.MainController() {

    routing {
        //发送留言
        route("$ApiPathPrefix/main") {
            post("/leaveMessage") {
                call.withToken<LeaveMessageVo> {
                    val flag = MainService.createMessage(leaveMessageVo = it)
                    call.respond(ApiResponse(message = if (flag) "留言创建成功" else "留言创建失败", body = flag))
                }
            }
            post("/getMessage") {
                call.withToken<OnlyToken> {
                    val s = MainService.getAllLeaveMessage()
                    call.respond(ApiResponse(message = "留言获取成功", body = s))
                }
            }
        }
    }
}

/**
 * 测试接口
 *
 */
fun Application.TestController() {
    routing {
        get("$ApiPathPrefix/test") {
            AccountService.test()
            call.respond(ApiResponse(message = "成功连接服务端", body = true))
        }
    }
}


/**
 * 审核接口
 */
object AuditController{
    /**
     * 前台提交资料
     *
     * @param A
     * @param E
     * @param service
     */
    inline fun <reified A:ClientBaseVo,reified E:AuditService<A,*,*>> Route.register(service:E){
        applicationEngineEnvironment {
            post("/register"){
                log.info("开始提交${service.dataType}")
                call.withToken<A>{
                    try {
                        service.register(vo = it)
                        call.respond(ApiResponse(message = "${service.dataType}已提交，请等待受理",body = true))
                    } catch (e: Exception) {
                        log.error(e)
                        call.respond(ApiResponse(message = "${service.dataType}提交失败", body = false))
                    }
                }
                log.info("----end-----")
            }
        }
    }

    /**
     * 后台查看提交资料
     *
     * @param E
     * @param service
     */
    inline fun <reified E:AuditService<*,*,*>> Route.audit(service: E){
        applicationEngineEnvironment {
            post("/audit"){
                log.info("获取${service.dataType}审核记录")
                call.withToken<OnlyToken>{
                    try {
                        call.respond(ApiResponse(message = "${service.dataType}获取成功",body=service.audit(it)))
                    }catch (e:Exception){
                        log.error(e)
                        call.respond(Simple.error("${service.dataType}获取失败"))
                    }
                }
                log.info("----end-----")
            }
        }
    }

    /**
     * 后台受理提交资料
     *
     * @param A
     * @param E
     * @param service
     */
    inline fun <reified A:ClientBaseVo,reified E:AuditService<A,*,*>> Route.accept(service:E){
        applicationEngineEnvironment {
            post("/accept"){
                log.info("开始受理${service.dataType}")
                call.withToken<AcceptVo>{
                    try {
                        service.accept(vo=it)
                        call.respond(ApiResponse(message = "${service.dataType}受理成功",body=true))
                    }catch (e:Exception){
                        log.error(e)
                        call.respond(ApiResponse(message = "${service.dataType}受理失败",body = false))
                    }
                }
                log.info("----end-----")
            }
        }
    }

    /**
     * 后台审核提交资料
     *
     * @param A
     * @param E
     * @param service
     */
    inline fun <reified A:ClientBaseVo,reified E:AuditService<A,*,*>> Route.check(service:E){
        applicationEngineEnvironment {
            post("/check"){
                log.info("审核${service.dataType}")
                call.withToken<CheckVo>{
                    try {
                        service.check(it)
                        call.respond(ApiResponse(message = "${service.dataType}审核结果已保存",body = true))
                    } catch (e: Exception) {
                        log.error(e)
                        call.respond(ApiResponse(message = "${service.dataType}审核结果保存失败",body = false))
                    }
                }
                log.info("----end-----")
            }
        }
    }

    inline fun <reified A:IntIdTable,reified E:AuditService<*,*,*>> Route.read(service:E,table:A){
        applicationEngineEnvironment {
            post("/read"){
                log.info("查询${service.dataType}审核进度")
                call.withToken<OnlyToken>{
                    try {
                        call.respond(ApiResponse(message = "${service.dataType}审核进度查询成功",body=service.read(vo=it,table = table)))
                    } catch (e: Exception) {
                        log.error(e)
                        call.respond(Simple.error("${service.dataType}审核进度查询失败"))
                    }
                }
                log.info("----end-----")
            }
        }
    }
}

/**
 * 社团接口
 *
 */
fun Application.AssociationController() {
    routing {
        route("$ApiPathPrefix/association") {

            register(AssociationService)
            accept(AssociationService)
            audit(AssociationService)
            check(AssociationService)
            read(AssociationService,Associations)

            post("/uploadLogo") {

                log.info("开始上传logo")
                val multipartData = call.receiveMultipart()

                multipartData.readAllParts().apply {
                    log.info("part size=$size")
                    if (size == 4) {
                        val result=FileService.storeFile(this)
                        call.respond(ApiResponse(message = if(result.isNullOrEmpty()) "文件上传失败" else
                            "成功上传${result.size}个文件",body = result))
                    } else {
                        call.respond(Simple.error("参数异常"))
                        throw IllegalArgumentException("参数异常")
                    }
                }
                log.info("----end-----")
            }

            post("/list"){
                log.info("开始查询社团")
                call.withToken<SearchAssociationVo>{
                    try {
                        call.respond(ApiResponse(message = "社团列表检索完成",body=AssociationService.load(vo=it)))
                    } catch (e: Exception) {
                        log.error(e)
                        call.respond(ApiResponse(message = "社团列表检索失败",body=null))
                    }
                }
                log.info("----end-----")
            }

            route("/load"){
                post{
                    log.info("社团id查询")
                    call.withToken<ShowAssociationVo>{
                        try {
                            call.respond(ApiResponse(message = "社团查询成功",body=AssociationService.load(vo=it)))
                        } catch (e: Exception) {
                            log.error(e)
                            call.respond(Simple.error("社团查询失败"))
                        }
                    }
                    log.info("----end-----")
                }
                post("/members"){
                    log.info("加载社团成员")
                    call.withToken<QueryAssociationMembers>{
                        try {
                            call.respond(ApiResponse(message = "社团成员加载成功",body=AssociationService.load(vo=it)))
                        } catch (e: Exception) {
                            log.error(e)
                            call.respond(Simple.error("社团成员加载失败"))
                        }
                    }
                }
            }
        }
    }
}

/**
 * 活动接口
 *
 */
fun Application.ActivityController(){
    routing {
        route("$ApiPathPrefix/activity") {
            register(ActivityService)
            audit(ActivityService)
            accept(ActivityService)
            check(ActivityService)
            read(ActivityService,Activities)

            post("/load"){
                val searchActivityVo=call.receive<SearchActivityVo>()
                call.respond(ApiResponse(message = "活动列表加载成功",body = ActivityService.load(vo=searchActivityVo)))
            }

            post("/show"){
                val showActivityVo=call.receive<ShowActivityVo>()
                call.respond(ApiResponse(message = "活动详情加载成功",body = ActivityService.show(vo=showActivityVo)))
            }

            route("/photo"){
                post{
                    val searchActivityPhotoVo=call.receive<SearchActivityPhotoVo>()
                    call.respond(ApiResponse(message = "活动相册加载成功",body = ActivityService.load(searchActivityPhotoVo)))
                }
                post("upload"){
                    log.info("开始上传活动照片")
                    val multipartData = call.receiveMultipart()
                    multipartData.readAllParts().apply {
                        log.info("part size=$size")
                        ActivityService.upload(this)
                        call.respond(ApiResponse(message = "照片上传成功",body = true))
                    }
                    log.info("----end-----")
                }
            }

            route("/comment"){
                post{
                    val searchCommentVo=call.receive<SearchCommentVo>()
                    call.respond(ApiResponse(message = "评论加载成功",body=ActivityService.loadComment(searchCommentVo)))
                }
                post("/send"){
                    val sendBBSVo=call.receive<SendBBSVo>()
                    try {
                        ActivityService.sendComment(sendBBSVo)
                        call.respond(ApiResponse(message = "评论发送成功",body=true))
                    } catch (e: Exception) {
                        log.error(e)
                        call.respond(ApiResponse(message = "评论发送失败",body=true))
                    }
                }
            }
        }
    }
}

/**
 * 通知接口
 *
 */
fun Application.NotificationController(){
    routing {
        route("${ApiPathPrefix}/notification") {
            post("/pull") {
                call.withToken<NotificationDto>{
                    val notificationList = NotificationService.pull(vo = it)
                    call.respond(
                        ApiResponse(
                            message = if (notificationList.isEmpty()) "没有最新通知" else "获取${notificationList.size}条最新通知",
                            body = notificationList
                        )
                    )
                }
            }

            post("/count"){
                call.withToken<NotificationDto> {
                    call.respond(ApiResponse(message = "统计未读通知",body = NotificationService.count(it)))
                }
            }

            post("/list"){
                call.withToken<NotificationDto>{
                    call.respond(ApiResponse(message = "获取通知列表",body=NotificationService.list(it)))
                }
            }
        }
    }
}