type CreateCourseResourceReq {
	CourseId    int    `json:"course_id" form:"course_id" validate:"required"`
	Title       string `json:"title" form:"title" validate:"required,max=255"`
	ResourceUrl string `json:"resource_url" form:"resource_url" validate:"required,max=512"`
	Size        int    `json:"size" form:"size" validate:"omitempty,min=0"`
	Sort        int    `json:"sort" form:"sort" validate:"omitempty,min=0"`
}

type CreateCourseResourceResp {
	Id      int    `json:"id"`
	Message string `json:"message"`
}

type GetCourseResourceReq {
	Id int `path:"id" validate:"required"`
}

type GetCourseResourceResp {
	Id          int    `json:"id"`
	CourseId    int    `json:"course_id"`
	Title       string `json:"title"`
	ResourceUrl string `json:"resource_url"`
	Size        int    `json:"size"`
	Sort        int    `json:"sort"`
}

type ListCourseResourceReq {
	CourseId int `form:"course_id" validate:"omitempty"`
	Page     int `form:"page" validate:"required,min=1"`
	PageSize int `form:"page_size" validate:"required,min=1,max=100"`
}

type ListCourseResourceResp {
	Total    int                     `json:"total"`
	List     []GetCourseResourceResp `json:"list"`
	Page     int                     `json:"page"`
	PageSize int                     `json:"page_size"`
}

type UpdateCourseResourceReq {
	Id          int    `json:"id" validate:"required"`
	CourseId    int    `json:"course_id" validate:"omitempty"`
	Title       string `json:"title" validate:"omitempty,max=255"`
	ResourceUrl string `json:"resource_url" validate:"omitempty,max=512"`
	Size        int    `json:"size" validate:"omitempty,min=0"`
	Sort        int    `json:"sort" validate:"omitempty,min=0"`
}

type UpdateCourseResourceResp {
	Message string `json:"message"`
}

type DeleteCourseResourceReq {
	Id int `path:"id" validate:"required"`
}

type DeleteCourseResourceResp {
	Message string `json:"message"`
}

@server (
	group:  course_resource
	prefix: /api/course-resource
)
service course_resource_api {
	@handler CreateCourseResourceHandler
	post / (CreateCourseResourceReq) returns (CreateCourseResourceResp)

	@handler GetCourseResourceHandler
	get /:id (GetCourseResourceReq) returns (GetCourseResourceResp)

	@handler ListCourseResourceHandler
	post /list (ListCourseResourceReq) returns (ListCourseResourceResp)

	@handler UpdateCourseResourceHandler
	put / (UpdateCourseResourceReq) returns (UpdateCourseResourceResp)

	@handler DeleteCourseResourceHandler
	delete /:id (DeleteCourseResourceReq) returns (DeleteCourseResourceResp)
}