// merge — 合併多個輸入物件為一個
package main

import (
	"encoding/json"
	"io"
	"os"
)

type Input struct {
	Inputs []map[string]interface{} `json:"inputs"`
}

func main() {
	raw, err := io.ReadAll(os.Stdin)
	if err != nil {
		writeError("failed to read stdin: " + err.Error())
		return
	}
	var input Input
	if err := json.Unmarshal(raw, &input); err != nil {
		writeError("invalid input JSON: " + err.Error())
		return
	}
	if len(input.Inputs) == 0 {
		writeError("inputs 陣列不能為空")
		return
	}

	result := make(map[string]interface{})
	for _, obj := range input.Inputs {
		for k, v := range obj {
			result[k] = v
		}
	}

	out, _ := json.Marshal(map[string]interface{}{"success": true, "data": result})
	os.Stdout.Write(out)
}

func writeError(msg string) {
	out, _ := json.Marshal(map[string]interface{}{"success": false, "error": msg})
	os.Stdout.Write(out)
}
