package main

import (
	"net/http"

	"github.com/gin-gonic/gin"
)

func main() {
	r := gin.Default()
	r.POST("/plc", Plc)
	r.Run()
}

func Plc(c *gin.Context) {
	var json struct {
		Key1   *int `json:"key1" binding:"required"`
		Speed1 *int `json:"speed1" binding:"required_if=Key1 2"` // 喷雾量(百分比): 0-100
		Speed2 *int `json:"speed2" binding:"required_if=Key1 2"` // 喷雾量(百分比): 0-100
		YV1    *int `json:"yv1" binding:"required_if=Key1 2"`    // 电磁阀1 状态
		YV2    *int `json:"yv2" binding:"required_if=Key1 2"`    // 电磁阀2 状态
	}
	if err := c.ShouldBindJSON(&json); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}

	c.JSON(http.StatusOK, gin.H{"message": "ok"})
}