claude-code

web/lib/export/plaintext.ts

@@ -0,0 +1,58 @@
+import type { Conversation, ExportOptions } from "../types";
+import { extractTextContent } from "../utils";
+
+export function toPlainText(conv: Conversation, options: ExportOptions): string {
+  const lines: string[] = [
+    conv.title,
+    "=".repeat(conv.title.length),
+    "",
+  ];
+
+  if (conv.model) lines.push(`Model: ${conv.model}`);
+  if (options.includeTimestamps) {
+    lines.push(`Created: ${new Date(conv.createdAt).toLocaleString()}`);
+  }
+  lines.push("");
+
+  let messages = conv.messages;
+  if (options.dateRange) {
+    const { start, end } = options.dateRange;
+    messages = messages.filter((m) => m.createdAt >= start && m.createdAt <= end);
+  }
+
+  for (const msg of messages) {
+    const role = msg.role.charAt(0).toUpperCase() + msg.role.slice(1);
+    lines.push(`[${role}]${options.includeTimestamps ? ` (${new Date(msg.createdAt).toLocaleString()})` : ""}`);
+
+    if (typeof msg.content === "string") {
+      lines.push(msg.content);
+    } else {
+      const parts: string[] = [];
+      for (const block of msg.content) {
+        if (block.type === "text") {
+          parts.push(block.text);
+        } else if (block.type === "tool_use" && options.includeToolUse) {
+          parts.push(`[Tool: ${block.name}]\nInput: ${JSON.stringify(block.input)}`);
+        } else if (block.type === "tool_result" && options.includeToolUse) {
+          const raw =
+            typeof block.content === "string"
+              ? block.content
+              : extractTextContent(block.content);
+          const text =
+            !options.includeFileContents && raw.length > 500
+              ? raw.slice(0, 500) + " …[truncated]"
+              : raw;
+          parts.push(`[Tool Result${block.is_error ? " (error)" : ""}]\n${text}`);
+        }
+      }
+      lines.push(parts.join("\n\n"));
+    }
+
+    lines.push("");
+  }
+
+  lines.push("---");
+  lines.push("Exported from Claude Code");
+
+  return lines.join("\n");
+}