/*
 * Copyright 2026 Oleg Borodin <onborodin@gmail.com>
 *
 * This work is published and licensed under a Creative Commons
 * Attribution-NonCommercial-NoDerivatives 4.0 International License.
 *
 * Distribution of this work is permitted, but commercial use and
 * modifications are strictly prohibited.
 */
package router

import (
	"fmt"
	"regexp"
	"testing"

	"github.com/stretchr/testify/require"
)

func tDebugf(msg string, args ...any) {
	fmt.Printf("debug: ")
	fmt.Printf(msg, args...)
	fmt.Printf("\n")
}

func TestPatchCompilerA(t *testing.T) {
	var err error
	srcPath := `/v1/file/{collection:[a-zA-Z]+}/{name}`
	reSource, err := pathCompiler(srcPath)
	require.NoError(t, err)

	tDebugf("re: %s\n", reSource)

	re, err := regexp.Compile(reSource)
	require.NoError(t, err)
	reqPath := `/v1/file/foo/bare`
	match := re.MatchString(reqPath)
	require.True(t, match)

	submatch := re.FindStringSubmatch(reqPath)
	subnames := re.SubexpNames()

	submap := make(map[string]string)
	for i, val := range subnames {
		tDebugf("subname: %d = %s", i, val)
	}
	for i, val := range submatch {
		key := subnames[i]
		if key != "" {
			submap[key] = val
		}
		tDebugf("sub: %d = %s", i, val)
	}
	tDebugf("submap: %v", submap)
}