//go:build ignore

package main

import (
	"bufio"
	"fmt"
	"log"
	"os"

	"github.com/mdomke/git-semver/v6/version"
)

func fetchVersion() string {
	repoPath, err := os.Getwd()
	if err != nil {
		log.Fatal(err)
	}
	v, err := version.NewFromRepo(repoPath)
	if err != nil {
		log.Fatal(err)
	}
	s, err := v.Format(version.FullFormat)
	if err != nil {
		log.Fatal(err)
	}
	return s
}

func main() {
	lines := []string{
		"package main",
		"// Code generated automatically. DO NOT EDIT",
		"",
		fmt.Sprintf("const gitVersion = \"%s\"", fetchVersion()),
	}
	file, err := os.Create("./version.go")
	if err != nil {
		log.Fatal(err)
	}
	writer := bufio.NewWriter(file)
	for _, line := range lines {
		_, err := writer.WriteString(line + "\n")
		if err != nil {
			log.Fatalf("Error while writing to file: %s", err.Error())
		}
	}
	writer.Flush()
}