package metadata

import (
	"sort"
)

type Tuple struct {
	Key   string `json:"key"`
	Value any    `json:"value"`
}

func Sort(metadata map[string]any) []Tuple {
	keys := make([]string, 0, len(metadata))
	for k := range metadata {
		keys = append(keys, k)
	}

	sort.Strings(keys)

	tuples := make([]Tuple, len(keys))

	for i, k := range keys {
		tuples[i] = Tuple{k, metadata[k]}
	}

	return tuples
}

func FromSorted(tuples []Tuple) map[string]any {
	metadata := make(map[string]any)

	for _, t := range tuples {
		metadata[t.Key] = t.Value
	}

	return metadata
}