package controllers

import (
	"fmt"

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

type JsonStruct struct {
	Code int         `json:"code"`
	Msg  interface{} `json:"msg"`
	Data interface{} `json:"data"`
}

type JsonErrStruct struct {
	Code    int         `json:"code"`
	Msg     interface{} `json:"msg"`
	Details interface{} `json:"details,omitempty"`
}

func ReturnSuccess(ctx *gin.Context, code int, msg interface{}, data interface{}) {
	json := &JsonStruct{
		Code: code,
		Msg:  msg,
		Data: data,
	}
	ctx.JSON(200, json)
}

func ReturnError(ctx *gin.Context, code int, msg interface{}, details interface{}) {
	json := &JsonErrStruct{
		Code:    code,
		Msg:     msg,
		Details: details,
	}
	ctx.JSON(code, json)
}

// BuildBatchOperationResponse creates a structured response map and summary message
func BuildBatchOperationResponse(action string,
	resourceType string,
	succeededItems []map[string]interface{},
	failedItems []map[string]interface{},
) (map[string]interface{}, string) {
	overallStatus := ""
	summaryMsg := ""
	totalRequested := len(succeededItems) + len(failedItems)

	if len(failedItems) == 0 && totalRequested > 0 {
		overallStatus = "accepted"
		summaryMsg = fmt.Sprintf("%s control <%s> accepted for all %d requested %s.", resourceType, action, totalRequested, resourceType) // Making it more generic
	} else if len(succeededItems) == 0 && totalRequested > 0 {
		overallStatus = "failed"
		summaryMsg = fmt.Sprintf("%s control <%s> failed for all %d requested %s.", resourceType, action, totalRequested, resourceType)
	} else if totalRequested > 0 {
		overallStatus = "partially_accepted"
		summaryMsg = fmt.Sprintf("%s control <%s> partially accepted: %d received, %d failed.", resourceType, action, len(succeededItems), len(failedItems))
	} else { // Should not happen if input validation is correct, but handle defensively
		overallStatus = "no_items_processed"
		summaryMsg = fmt.Sprintf("No %s were provided for the '%s' action.", resourceType, action)
	}

	response := map[string]interface{}{
		"status":   overallStatus,
		"accepted": succeededItems,
		"failed":   failedItems,
	}

	return response, summaryMsg
}