wehub-resource-sync
94 lines
2.9 KiB
Go
94 lines
2.9 KiB
Go
package memory
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import (
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"os"
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"path/filepath"
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"strings"
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fileencoding "reasonix/internal/fileutil/encoding"
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)
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// quickAddHeading marks the section quick-added notes accumulate under, so
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// repeated "#" additions group together instead of scattering through a
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// hand-written file.
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const quickAddHeading = "## Notes"
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// AppendDoc appends a one-line note as a bullet under a "## Notes" section in
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// the doc-memory file at path, creating the file (and section) when absent. The
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// note is normalised to a single line so it can't corrupt the section. This is
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// the write side of the "#" quick-add: a plain file edit the user can later
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// reorganise by hand.
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func AppendDoc(path, note string) error {
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note = oneLine(note)
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if note == "" {
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return nil
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}
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if dir := filepath.Dir(path); dir != "" {
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if err := os.MkdirAll(dir, 0o755); err != nil {
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return err
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}
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}
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existing, _ := fileencoding.ReadFileUTF8(path) // missing → new file
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body := string(existing)
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bullet := "- " + note
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var out string
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switch {
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case strings.TrimSpace(body) == "":
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out = "# Project memory\n\n" + quickAddHeading + "\n\n" + bullet + "\n"
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case strings.Contains(body, quickAddHeading):
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// Insert the bullet at the end of the existing Notes section (before the
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// next heading, or at EOF), keeping additions chronological.
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out = insertUnderHeading(body, quickAddHeading, bullet)
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default:
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out = strings.TrimRight(body, "\n") + "\n\n" + quickAddHeading + "\n\n" + bullet + "\n"
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}
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return os.WriteFile(path, []byte(out), 0o644)
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}
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// writeDocFile overwrites path with body, creating the parent directory and
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// ensuring a single trailing newline. Used by Set.WriteDoc for the panel's
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// in-place editor (path validation happens in the caller).
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func writeDocFile(path, body string) error {
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if dir := filepath.Dir(path); dir != "" {
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if err := os.MkdirAll(dir, 0o755); err != nil {
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return err
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}
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}
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out := strings.TrimRight(body, "\n") + "\n"
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return os.WriteFile(path, []byte(out), 0o644)
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}
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// insertUnderHeading appends bullet to the end of the section started by heading
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// — just before the next "## "/"# " heading, or at end of file if none follows.
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func insertUnderHeading(body, heading, bullet string) string {
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lines := strings.Split(body, "\n")
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start := -1
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for i, l := range lines {
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if strings.TrimSpace(l) == heading {
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start = i
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break
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}
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}
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if start < 0 { // shouldn't happen (caller checked Contains), but stay safe
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return strings.TrimRight(body, "\n") + "\n\n" + bullet + "\n"
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}
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end := len(lines)
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for i := start + 1; i < len(lines); i++ {
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if strings.HasPrefix(strings.TrimSpace(lines[i]), "#") {
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end = i
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break
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}
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}
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// Trim trailing blank lines within the section, then place the bullet.
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insert := end
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for insert > start+1 && strings.TrimSpace(lines[insert-1]) == "" {
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insert--
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}
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out := append([]string{}, lines[:insert]...)
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out = append(out, bullet)
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out = append(out, lines[insert:]...)
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return strings.Join(out, "\n")
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}
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