syntax = "proto3";

package services;

//商品模型

message ProdModel {

    int32 prod_id = 1;

    string prod_name = 2;

    float prod_price = 3;

}

syntax = "proto3";

package services;

import "google/api/annotations.proto";

import "Models.proto"; //引入Models.proto

message ProdRequest {

    int32 prod_id = 1; //传入id

}

message ProdResponse {

    int32 prod_stock = 1; //商品库存

}

message QuerySize {

    int32 size = 1; //页尺寸,这里的1并不是默认值，而是字段的顺序，如果有其他参数就就写2

}

message ProdResponseList {

    repeated ProdResponse prodres = 1; //返回了一堆商品库存,使用了repeated修饰符

}

enum ProdAreas {

    A = 0;

    B = 1;

    C = 2;

}

message ProdRequest2 {

    int32 pro_id = 1; //传入的商品id

    ProdAreas prod_area = 2;

}

service ProdService {

    rpc GetProdStock (ProdRequest) returns (ProdResponse) {

        option (google.api.http) = {

            get: "/v1/prod/{prod_id}" //和request中的prod_id对应，不能写错

        };

    }

    rpc GetProdStock2 (ProdRequest2) returns (ProdResponse) {

        option (google.api.http) = {

            get: "/v1/prod/{prod_id}" //和request中的prod_id对应，不能写错

        };

    }

    rpc GetProdStocks (QuerySize) returns (ProdResponseList){}; //定义了参数是QuerySize

    rpc GetProdInfo(ProdRequest) returns (ProdModel){} //因为引用了Models.proto文件可以直接返回其中定义的结构体模型

}