yatm/executor/job_archive_param.go

package executor

import (
	"context"
	"fmt"
	"os"
	"sort"

	"github.com/abc950309/acp"
	"github.com/abc950309/tapewriter/entity"
)

func (e *Executor) initArchive(ctx context.Context, job *Job, param *entity.JobParamArchive) error {
	var err error
	sources := make([]*entity.SourceState, 0, len(param.Sources)*8)
	for _, src := range param.Sources {
		sources, err = walk(ctx, src, sources)
		if err != nil {
			return err
		}
	}
	sort.Slice(sources, func(i, j int) bool {
		return sources[i].Source.Compare(sources[j].Source) < 0
	})

	for idx, src := range sources {
		if idx > 0 && sources[idx-1].Source.Equal(src.Source) {
			return fmt.Errorf("have multi file with same path, path= %s", src.Source.RealPath())
		}
	}

	job.State = &entity.JobState{State: &entity.JobState_Archive{Archive: &entity.JobStateArchive{
		Step:    entity.JobArchiveStep_Pending,
		Sources: sources,
	}}}
	return nil
}

func walk(ctx context.Context, src *entity.Source, sources []*entity.SourceState) ([]*entity.SourceState, error) {
	path := src.RealPath()

	stat, err := os.Stat(path)
	if err != nil {
		return nil, fmt.Errorf("walk get stat, path= '%s', %w", path, err)
	}

	mode := stat.Mode()
	if mode.IsRegular() {
		if stat.Name() == ".DS_Store" {
			return sources, nil
		}
		return append(sources, &entity.SourceState{
			Source: src,
			Size:   stat.Size(),
			Status: entity.CopyStatus_Pending,
		}), nil
	}
	if mode&acp.UnexpectFileMode != 0 {
		return sources, nil
	}

	files, err := os.ReadDir(path)
	if err != nil {
		return nil, fmt.Errorf("walk read dir, path= '%s', %w", path, err)
	}
	for _, file := range files {
		sources, err = walk(ctx, src.Append(file.Name()), sources)
		if err != nil {
			return nil, err
		}
	}

	return sources, nil
}