72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
// ingestion/internal/wiki/index.go
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package wiki
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import (
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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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// RebuildIndex writes brain/wiki/index.md from the current wiki contents.
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func RebuildIndex(brainDir, date string) error {
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inv, err := LoadInventory(brainDir)
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if err != nil {
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return fmt.Errorf("load inventory: %w", err)
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}
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total := len(inv[PageTypeConcept]) + len(inv[PageTypeEntity]) + len(inv[PageTypeSource])
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var sb strings.Builder
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fmt.Fprintf(&sb, "# Wiki Index\n\n")
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fmt.Fprintf(&sb, "_Updated: %s — %d pages (%d concepts, %d entities, %d sources)_\n\n",
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date, total,
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len(inv[PageTypeConcept]),
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len(inv[PageTypeEntity]),
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len(inv[PageTypeSource]))
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for _, pt := range []PageType{PageTypeConcept, PageTypeEntity, PageTypeSource} {
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entries := inv[pt]
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if len(entries) == 0 {
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continue
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}
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label := strings.ToUpper(string(pt)[:1]) + string(pt)[1:]
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fmt.Fprintf(&sb, "## %s\n\n", label)
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for _, e := range entries {
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summary := pageFirstSentence(brainDir, e)
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if summary != "" {
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fmt.Fprintf(&sb, "- [[%s|%s]] — %s\n", e.Slug, e.Title, summary)
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} else {
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fmt.Fprintf(&sb, "- [[%s|%s]]\n", e.Slug, e.Title)
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}
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}
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sb.WriteString("\n")
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}
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dest := filepath.Join(brainDir, "wiki", "index.md")
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return os.WriteFile(dest, []byte(sb.String()), 0o644)
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}
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func pageFirstSentence(brainDir string, e Entry) string {
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path := filepath.Join(brainDir, "wiki", string(e.Type), e.Slug+".md")
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content, err := os.ReadFile(path)
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if err != nil {
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return ""
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}
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parts := strings.SplitN(string(content), "---", 3)
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body := string(content)
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if len(parts) == 3 {
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body = parts[2]
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}
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for _, line := range strings.Split(body, "\n") {
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line = strings.TrimSpace(line)
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if line == "" || strings.HasPrefix(line, "#") {
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continue
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}
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if len(line) > 100 {
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return line[:100] + "…"
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}
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return line
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}
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return ""
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}
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