package clang_tidy

import (
	"fmt"
	"io"
	"os/exec"

	"focs.ji.sjtu.edu.cn/git/FOCS-dev/JOJ3/internal/stage"
	"github.com/criyle/go-judge/envexec"
)

type ClangTidy struct{}

func (e *ClangTidy) Run(cmds []stage.Cmd) ([]stage.ExecutorResult, error) {
	var res []stage.ExecutorResult

	for _, cmd := range cmds {
		args := ""
		for _, arg := range cmd.Args {
			args += fmt.Sprint(arg)
			args += " "
		}
		clang_tidy_Cmd := exec.Command("bash", "-c", args)
		clang_tidy_stdout, err1 := clang_tidy_Cmd.StdoutPipe()
		clang_tidy_stderr, err2 := clang_tidy_Cmd.StderrPipe()
		if err1 != nil {
			return nil, err1
		}
		if err2 != nil {
			return nil, err2
		}
		_ = clang_tidy_Cmd.Start()
		clang_tidy_Out, err1 := io.ReadAll(clang_tidy_stdout)
		clang_tidy_Err, err2 := io.ReadAll(clang_tidy_stderr)

		if err1 != nil {
			return nil, err1
		}
		if err2 != nil {
			return nil, err2
		}

		_ = clang_tidy_Cmd.Wait()

		r := stage.ExecutorResult{
			Status:     stage.Status(envexec.StatusAccepted),
			ExitStatus: 0,
			Error:      "",
			Time:       0,
			Memory:     0,
			RunTime:    0,
			Files:      map[string]string{},
			FileIDs:    map[string]string{},
		}
		r.Files["stdout"] = string(clang_tidy_Out)
		// TODO: We may don't want stderr
		r.Files["stderr"] = string(clang_tidy_Err)
		res = append(res, r)
	}
	return res, nil
}

func (e *ClangTidy) Cleanup() error {
	return nil
}