package apis

import (
	"clortho/lib/systems"
	"github.com/gin-gonic/gin"
	"net/http"
	"strconv"
)

type systemRequest struct {
	Name string `json:"name" binding:"required"`
}

func InitSystemsEndpoints(r *gin.RouterGroup) {
	group := r.Group("/systems")
	group.Use(LoggedInMiddleware())
	group.Use(AdminMiddleware())
	group.GET("/", getSystems)
	group.GET("/:id", getSystem)
	group.POST("/", createSystem)
	group.PUT("/:id", updateSystem)
	group.DELETE("/:id", deleteSystem)
}

func getSystems(c *gin.Context) {
	systemList := systems.GetSystems()
	c.JSON(http.StatusOK, &systemList)
}

func getSystem(c *gin.Context) {
	id, err := strconv.ParseUint(c.Param("id"), 10, 32)
	if err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid ID format"})
		return
	}

	system, err := systems.GetSystem(uint(id))
	if err != nil {
		c.JSON(http.StatusNotFound, gin.H{"error": "System not found"})
		return
	}

	c.JSON(http.StatusOK, system)
}

func createSystem(c *gin.Context) {
	var req systemRequest
	if err := c.BindJSON(&req); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}

	system, err := systems.CreateSystem(req.Name)
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	c.JSON(http.StatusCreated, system)
}

func updateSystem(c *gin.Context) {
	id, err := strconv.ParseUint(c.Param("id"), 10, 32)
	if err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid ID format"})
		return
	}

	var req systemRequest
	if err := c.BindJSON(&req); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}

	system, err := systems.UpdateSystem(uint(id), req.Name)
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	c.JSON(http.StatusOK, system)
}

func deleteSystem(c *gin.Context) {
	id, err := strconv.ParseUint(c.Param("id"), 10, 32)
	if err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid ID format"})
		return
	}

	err = systems.DeleteSystem(uint(id))
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	c.JSON(http.StatusOK, gin.H{"message": "System deleted successfully"})
}