initial commit

src/config/template.ts

@@ -0,0 +1,78 @@
+import { ResolvedConfig } from "../types";
+import {
+  CONFIG_TEMPLATE_SECTIONS,
+  DEFAULT_CONFIG,
+  deepCloneConfig,
+} from "./definitions";
+
+function renderValue(value: unknown, indent = 0): string {
+  const pad = " ".repeat(indent);
+  const nextPad = " ".repeat(indent + 2);
+
+  if (value === null) return "null";
+  if (typeof value === "string") return JSON.stringify(value);
+  if (typeof value === "number" || typeof value === "boolean") return String(value);
+
+  if (Array.isArray(value)) {
+    if (value.length === 0) return "[]";
+    const items = value.map((item) => `${nextPad}${renderValue(item, indent + 2)}`);
+    return `\n${items.join(",\n")}\n${pad}`.replace(/^/, "[").concat("]");
+  }
+
+  if (typeof value === "object") {
+    const entries = Object.entries(value as Record<string, unknown>).filter(
+      ([, child]) => child !== undefined,
+    );
+    if (entries.length === 0) return "{}";
+    const lines = entries.map(
+      ([key, child]) => `${nextPad}${JSON.stringify(key)}: ${renderValue(child, indent + 2)}`,
+    );
+    return `\n${lines.join(",\n")}\n${pad}`.replace(/^/, "{").concat("}");
+  }
+
+  return "null";
+}
+
+function renderSection(
+  key: keyof ResolvedConfig,
+  value: unknown,
+  isLast: boolean,
+  comments: string[],
+): string {
+  const lines: string[] = [];
+  lines.push("  // ==========================================");
+  for (const comment of comments) {
+    lines.push(`  // ${comment}`);
+  }
+  lines.push("  // ==========================================");
+  lines.push(`  ${JSON.stringify(key)}: ${renderValue(value, 2)}${isLast ? "" : ","}`);
+  return lines.join("\n");
+}
+
+export function generateConfigTemplate(config: ResolvedConfig = deepCloneConfig(DEFAULT_CONFIG)): string {
+  const lines: string[] = [];
+  lines.push("/**");
+  lines.push(" * SubMiner Example Configuration File");
+  lines.push(" *");
+  lines.push(" * This file is auto-generated from src/config/definitions.ts.");
+  lines.push(" * Copy to ~/.config/SubMiner/config.jsonc and edit as needed.");
+  lines.push(" */");
+  lines.push("{");
+
+  CONFIG_TEMPLATE_SECTIONS.forEach((section, index) => {
+    lines.push("");
+    const comments = [section.title, ...section.description, ...(section.notes ?? [])];
+    lines.push(
+      renderSection(
+        section.key,
+        config[section.key],
+        index === CONFIG_TEMPLATE_SECTIONS.length - 1,
+        comments,
+      ),
+    );
+  });
+
+  lines.push("}");
+  lines.push("");
+  return lines.join("\n");
+}