feat: rename function to decodeBody, implemented string and json decoding

Author: shinspiegel

api.ts

@@ -2,7 +2,7 @@ import { compress as brotli } from 'https://deno.land/x/[email protected]/mod.ts'
 import { gzipEncode } from 'https://deno.land/x/[email protected]/mod.ts'
 import log from './log.ts'
 import { ServerRequest } from './std.ts'
-import type { APIRequest } from './types.ts'
+import type { APIRequest, FormDataBody } from './types.ts'
 
 export class Request extends ServerRequest implements APIRequest {
     #pathname: string
@@ -84,15 +84,30 @@ export class Request extends ServerRequest implements APIRequest {
         await this.send(JSON.stringify(data, replacer, space), 'application/json; charset=utf-8')
     }
 
-    async jsonBody(): Promise<any> {
-        try {
-            const buff: Uint8Array = await Deno.readAll(this.body);
-            const encoded = new TextDecoder("utf-8").decode(buff);
-            const json = JSON.parse(encoded);
-            return json;
-        } catch (err) {
-            console.error("Failed to parse the request body.", err);
-            return null;
+    async decodeBody(type: "text" | "json" | "form-data"): Promise<string | any | FormDataBody> {
+        if (type === "text") {
+            try {
+                const buff: Uint8Array = await Deno.readAll(this.body);
+                const encoded = new TextDecoder("utf-8").decode(buff);
+                return encoded;
+            } catch (err) {
+                console.error("Failed to parse the request body.", err);
+            }
+        }
+
+        if (type === "json") {
+            try {
+                const buff: Uint8Array = await Deno.readAll(this.body);
+                const encoded = new TextDecoder("utf-8").decode(buff);
+                const json = JSON.parse(encoded);
+                return json;
+            } catch (err) {
+                console.error("Failed to parse the request body.", err);
+            }
+        }
+
+        if (type === "form-data") {
+            // TODO
         }
     }
 

types.ts

@@ -93,8 +93,10 @@ export interface APIRequest extends ServerRequest {
     send(data: string | Uint8Array | ArrayBuffer, contentType?: string): Promise<void>
     /** `json` replies to the request with a json content */
     json(data: any): Promise<void>
-    /** `jsonBody` will return the request body in a JSON format */
-    jsonBody(): Promise<any>
+    /** `decodeBody` will return a string, a form-data or any json object  */
+    decodeBody(type: "text"): Promise<string>
+    decodeBody(type: "json"): Promise<any>
+    decodeBody(type: "form-data"): Promise<FormDataBody>
 }
 
 /**
@@ -107,3 +109,21 @@ export interface RouterURL {
     readonly params: Record<string, string>
     readonly query: URLSearchParams
 }
+
+/**
+ * The form data body
+ */
+export interface FormDataBody {
+    get(key: string): string
+    getFile(key: string): FormFile
+}
+
+/**
+ * The form file data
+ */
+export interface FormFile {
+    filename: string
+    contentType: string
+    content: Uint8Array
+    size: number
+}