From 2edc5171d96cf8ec6702564fde9053b7c655a810 Mon Sep 17 00:00:00 2001
From: Minhyeok Park <pmh_only@pmh.codes>
Date: Wed, 19 Mar 2025 15:19:57 +0900
Subject: [PATCH] feat: add curle transform

---
 src/Transforms/CurlTransform.ts | 49 +++++++++++++++++++++++++++++++++
 src/Transforms/Transform.ts     |  4 ++-
 2 files changed, 52 insertions(+), 1 deletion(-)
 create mode 100644 src/Transforms/CurlTransform.ts

diff --git a/src/Transforms/CurlTransform.ts b/src/Transforms/CurlTransform.ts
new file mode 100644
index 0000000..242d314
--- /dev/null
+++ b/src/Transforms/CurlTransform.ts
@@ -0,0 +1,49 @@
+import { Transform } from './Transform'
+
+export const CurlTransform: Transform = {
+  name: 'curle',
+  fn: async (v: string) => {
+    // Split the input into sections using blank lines as delimiters.
+    // The first section contains the request line and headers,
+    // and the remaining section(s) (if any) form the body.
+    const sections = v
+      .split(/\n\s*\n/)
+      .map((s) => s.trim())
+      .filter(Boolean)
+    if (sections.length === 0) return ''
+
+    // Process the first section (request line and headers)
+    const headerLines = sections[0]
+      .split('\n')
+      .map((line) => line.trim())
+      .filter(Boolean)
+    if (headerLines.length === 0) return ''
+
+    // The first line is expected to be the request line, e.g., "POST https://test.example.com"
+    const [method, url] = headerLines[0].split(' ')
+    const curlParts: string[] = [`curl -X ${method.toUpperCase()} ${url}`]
+
+    // Process each header line (if any exist)
+    for (let i = 1; i < headerLines.length; i++) {
+      const line = headerLines[i]
+      // Find the first colon to split header name and value.
+      const colonIndex = line.indexOf(':')
+      if (colonIndex === -1) continue // Skip any lines that are not valid headers
+      const headerName = line.substring(0, colonIndex).trim()
+      const headerValue = line.substring(colonIndex + 1).trim()
+      curlParts.push(`  -H "${headerName}: ${headerValue}"`)
+    }
+
+    // Process the body if one is provided (all sections after the first)
+    if (sections.length > 1) {
+      // Join remaining sections (in case there are multiple blank-line separations)
+      const body = sections.slice(1).join('\n\n').trim()
+      if (body) {
+        curlParts.push(`  -d '${body}'`)
+      }
+    }
+
+    // Join the parts using backslashes to create a multi-line curl command.
+    return curlParts.join(' \\\n')
+  }
+}
diff --git a/src/Transforms/Transform.ts b/src/Transforms/Transform.ts
index 5454c7d..d484a20 100644
--- a/src/Transforms/Transform.ts
+++ b/src/Transforms/Transform.ts
@@ -17,6 +17,7 @@ import {
   PythonDictToJSONTransform,
   JSONToPythonDictTransform
 } from './PythonTransforms'
+import { CurlTransform } from './CurlTransform'
 
 export interface TransformCheckboxOption {
   type: 'CHECKBOX'
@@ -109,5 +110,6 @@ export const transforms: Transform[] = [
   PythonDictToJSONTransform,
   JSONToPythonDictTransform,
   GzipCompressTransform,
-  GzipDecompressTransform
+  GzipDecompressTransform,
+  CurlTransform
 ]