package handler

import (
	"net/http"
	"satusehat-rssa/internal/integration"
	"satusehat-rssa/internal/model"

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

type ObservationHandler struct {
	// Define any dependencies needed for the handler
	Observation integration.ObservationInterface
}

func NewObservationHandler(observation integration.ObservationInterface) *ObservationHandler {
	return &ObservationHandler{Observation: observation}
}

// Add methods for handling observation-related requests here
func (o *ObservationHandler) CreateObservation(c *gin.Context) {
	var req model.ObservationRequest
	if err := c.ShouldBindJSON(&req); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}
	res, err := o.Observation.CreateObservation(req)
	if err != nil {
		if res != nil {
			c.JSON(http.StatusInternalServerError, res)
			return
		}
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}
	c.JSON(http.StatusOK, res)
}

func (o *ObservationHandler) GetObservationByPatient(c *gin.Context) {
	id := c.Query("subject")
	if id == "" {
		c.JSON(http.StatusBadRequest, gin.H{"error": "Subject is required"})
		return
	}

	observation, err := o.Observation.GetObservationByPatient(id)
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}

	if observation == nil {
		c.JSON(http.StatusNotFound, gin.H{"message": "Observation not found"})
		return
	}

	c.JSON(http.StatusOK, observation)
}

func (o *ObservationHandler) UpdateObservation(c *gin.Context) {
	var req model.ObservationRequest
	if err := c.ShouldBindJSON(&req); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
		return
	}

	req.Id = c.Param("id")
	res, err := o.Observation.UpdateObservation(req)
	if err != nil {
		if res != nil {
			c.JSON(http.StatusInternalServerError, res)
			return
		}
		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
		return
	}
	c.JSON(http.StatusOK, res)
}