70 lines
1.5 KiB
Go
70 lines
1.5 KiB
Go
// ingestion/internal/wiki/inventory.go
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package wiki
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import (
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"bufio"
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"fmt"
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"os"
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"path/filepath"
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"strings"
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)
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// LoadInventory walks brain/wiki/ and returns all pages grouped by type.
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// Missing subdirectories are silently skipped.
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func LoadInventory(brainDir string) (map[PageType][]Entry, error) {
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result := map[PageType][]Entry{
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PageTypeConcept: {},
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PageTypeEntity: {},
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PageTypeSource: {},
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}
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for pt := range result {
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dir := filepath.Join(brainDir, "wiki", string(pt))
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entries, err := os.ReadDir(dir)
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if os.IsNotExist(err) {
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continue
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}
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if err != nil {
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return nil, fmt.Errorf("read dir %s: %w", dir, err)
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}
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for _, e := range entries {
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if e.IsDir() || !strings.HasSuffix(e.Name(), ".md") {
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continue
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}
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slug := strings.TrimSuffix(e.Name(), ".md")
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path := filepath.Join(dir, e.Name())
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title := readTitle(path, slug)
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result[pt] = append(result[pt], Entry{Slug: slug, Title: title, Type: pt})
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}
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}
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return result, nil
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}
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// readTitle extracts the title from YAML frontmatter, falling back to slug.
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func readTitle(path, fallback string) string {
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f, err := os.Open(path)
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if err != nil {
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return fallback
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}
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defer f.Close()
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scanner := bufio.NewScanner(f)
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inFM := false
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for scanner.Scan() {
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line := scanner.Text()
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if strings.TrimSpace(line) == "---" {
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if !inFM {
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inFM = true
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continue
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}
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break
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}
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if inFM {
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key, val, ok := strings.Cut(line, ":")
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if ok && strings.TrimSpace(key) == "title" {
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return strings.Trim(strings.TrimSpace(val), `"'`)
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}
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}
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}
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return fallback
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}
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