Initial commit

src/renderers/html.ts

@@ -0,0 +1,62 @@
+import { readFileSync } from 'fs';
+import path from 'path';
+import type { ChapterView } from '../types.ts';
+
+const TEMPLATE_PATH = path.resolve(process.cwd(), 'templates', 'book.template.html');
+
+let templateCache: string | null = null;
+
+function getTemplate(): string {
+  if (!templateCache) templateCache = readFileSync(TEMPLATE_PATH, 'utf-8');
+  return templateCache;
+}
+
+function escapeHtml(text: string): string {
+  return text
+    .replace(/&/g, '&')
+    .replace(/</g, '&lt;')
+    .replace(/>/g, '&gt;')
+    .replace(/"/g, '&quot;');
+}
+
+function readChapterLines(filePath: string): string[] {
+  try {
+    const raw = readFileSync(filePath, 'utf-8');
+    // Both plain-text and JSON chapters are read as plain text for HTML output,
+    // matching the C# SomeBasicFileView.GetAsHTML() behaviour.
+    try {
+      const fragments = JSON.parse(raw) as Array<{ body: string }>;
+      if (Array.isArray(fragments) && fragments.length > 0 && 'body' in (fragments[0] ?? {})) {
+        return fragments.map(f => f.body).filter(Boolean);
+      }
+    } catch {
+      // not JSON — fall through to plain text
+    }
+    return raw.split(/[\n\r]+/).map(l => l.trim()).filter(Boolean);
+  } catch {
+    return [];
+  }
+}
+
+export function renderHtml(view: ChapterView): string {
+  const template = getTemplate();
+
+  const content = view.chapters
+    .map((chapter, i) => {
+      const chapNum = view.min + i;
+      const lines = readChapterLines(chapter.path);
+      if (lines.length === 0) return '';
+      const paragraphs = lines
+        .map((line, j) => `  <p id="para${chapNum}-${j}">${escapeHtml(line)}</p>`)
+        .join('\n');
+      return `<div id="chap${chapNum}">\n${paragraphs}\n</div>`;
+    })
+    .filter(Boolean)
+    .join('\n');
+
+  return template
+    .replace('{id}', String(view.id))
+    .replace('{min}', String(view.min))
+    .replace('{max}', String(view.max))
+    .replace('{content}', content);
+}

src/renderers/json.ts

@@ -0,0 +1,27 @@
+import { readFileSync } from 'fs';
+import type { ChapterView, TextFragment } from '../types.ts';
+
+interface ChapterRow {
+  chapter: number;
+  contents: string[] | TextFragment[];
+}
+
+function readChapterContents(filePath: string, hasStyle: boolean): string[] | TextFragment[] {
+  try {
+    const raw = readFileSync(filePath, 'utf-8');
+    if (hasStyle) {
+      return JSON.parse(raw) as TextFragment[];
+    }
+    return raw.split(/[\n\r]+/).map(l => l.trim()).filter(Boolean);
+  } catch {
+    return [];
+  }
+}
+
+export function renderJson(view: ChapterView): string {
+  const rows: ChapterRow[] = view.chapters.map((chapter, i) => ({
+    chapter: view.min + i,
+    contents: readChapterContents(chapter.path, chapter.hasStyle),
+  }));
+  return JSON.stringify(rows);
+}