Stopping get requests from having bodies (Node fetch doesn't allow this) and allow text body type.

packages/builder/src/pages/builder/app/[application]/data/datasource/[selectedDatasource]/rest/[query]/index.svelte

@@ -48,7 +48,7 @@
   let breakQs = {},
     bindings = {}
   let url = ""
-  let saveId
+  let saveId, isGet
   let response, schema, enabledHeaders
   let datasourceType, integrationInfo, queryConfig, responseSuccess
 
@@ -57,6 +57,7 @@
   $: queryConfig = integrationInfo?.query
   $: url = buildUrl(url, breakQs)
   $: checkQueryName(url)
+  $: isGet = query?.queryVerb === "read"
   $: responseSuccess =
     response?.info?.code >= 200 && response?.info?.code <= 206
 
@@ -226,7 +227,7 @@
           <Tab title="Body">
             <RadioGroup
               bind:value={query.fields.bodyType}
-              options={bodyTypes}
+              options={isGet ? [bodyTypes[0]] : bodyTypes}
               direction="horizontal"
               getOptionLabel={option => option.name}
               getOptionValue={option => option.value}

packages/server/src/integrations/rest.ts

@@ -162,18 +162,25 @@ module RestModule {
         }
       }
 
-      let json
-      if (bodyType === BodyTypes.JSON && requestBody) {
-        try {
-          json = JSON.parse(requestBody)
-        } catch (err) {
-          throw "Invalid JSON for request body"
-        }
-      }
-
       const input: any = { method, headers: this.headers }
-      if (json && typeof json === "object" && Object.keys(json).length > 0) {
-        input.body = JSON.stringify(json)
+      if (requestBody) {
+        switch (bodyType) {
+          case BodyTypes.TEXT:
+            const text = typeof requestBody !== "string" ? JSON.stringify(requestBody) : requestBody
+            input.body = text
+            break
+          default: case BodyTypes.JSON:
+            try {
+              // confirm its json
+              const json = JSON.parse(requestBody)
+              if (json && typeof json === "object" && Object.keys(json).length > 0) {
+                input.body = requestBody
+              }
+            } catch (err) {
+              throw "Invalid JSON for request body"
+            }
+            break
+        }
       }
 
       this.startTimeMs = performance.now()