Method patchUpdateFile

internal/ui/patch.go:125–492

(path string, mode git.PatchMode, revision string)

}

func (a *App) patchUpdateFile(path string, mode git.PatchMode, revision string) error {
	hunks, err := a.repo.ParseDiff(path, mode, revision)
	if err != nil {
		return err
	}

	if len(hunks) == 0 {
		return nil
	}

	for _, line := range hunks[0].Display {
		fmt.Println(line)
	}

	actualHunks := hunks[1:]
	if len(actualHunks) == 0 {
		return nil
	}

	// Apply auto-splitting FIRST if enabled (before filtering)
	if a.autoSplitEnabled {
		originalCount := len(actualHunks)
		actualHunks = a.autoSplitAllHunks(actualHunks)
		if len(actualHunks) > originalCount {
			fmt.Printf("Auto-split enabled: expanded %d hunks into %d smaller hunks\n", originalCount, len(actualHunks))
		} else {
			fmt.Printf("Auto-split enabled: %d hunks (no further splitting possible)\n", len(actualHunks))
		}
	}

	// Apply global filter AFTER auto-splitting
	if a.globalFilter != "" {
		filteredHunks := a.filterHunksByRegex(actualHunks, a.globalFilter)
		if len(filteredHunks) == 0 {
			fmt.Printf("No hunks in this file match global filter: %s\n", a.globalFilter)
			return nil
		}
		fmt.Printf("Applied global filter '%s': showing %d of %d hunks\n", a.globalFilter, len(filteredHunks), len(actualHunks))
		actualHunks = filteredHunks
	}

	ix := 0
	for {
		if ix >= len(actualHunks) {
			break
		}

		hunk := &actualHunks[ix]
		if hunk.Use != nil {
			ix++
			continue
		}

		other := a.buildOtherOptions(actualHunks, ix)

		for _, line := range hunk.Display {
			fmt.Println(line)
		}