refactor: preserve terminal screen and scrollbuffer (#13)

Maintain the terminal output. If clearing the screen and scrollbuffer is desired, it should be wrapped in an upstream script.

Reviewed-on: https://codeberg.org/vlw/curl/pulls/13

README.md

@@ -1,4 +1,4 @@
-![screenshot](https://codeberg.org/attachments/1cae98c6-0873-41fd-aad0-d33bf495fc50)
+![curl-screenshot](https://codeberg.org/attachments/9bdd8005-5eea-4add-89c3-8efc61d06b6f)
 
 ![license](https://licensebuttons.net/p/zero/1.0/88x31.png)
 

curl.sh

@@ -1,14 +1,11 @@
 #!/bin/bash
 
 # Check if the correct number of arguments is provided
-if [ "$#" -ne 2 ]; then
-    echo "Usage: $0 <url> <request_method>"
+if [ -z "${1:-}" ]; then
+    echo "Usage: $0 <url> [request_method]"
     exit 1
 fi
 
-URL="$1"
-METHOD="$2"
-
 DISABLE_SSL_FILE="disable_peer_validation"
 
 REQ_BODY_FILE="curl/req_body.json"
@@ -19,39 +16,47 @@ RESP_HEADERS_FILE="curl/resp_headers.txt"
 RESP_BODY_RAW_FILE="curl/resp_body.txt"
 RESP_BODY_JSON_FILE="curl/resp_body.json"
 
-# Append URL search parameters
+url="$1"
+method="${2:-GET}"
+
+# Append url search parameters
 if [ -f $REQ_PARAMS_FILE ]; then
     # Parse each newline as a separate parameter joined by a "&"
-    PARAMS=$(tr '\n' '&' < "$REQ_PARAMS_FILE" | sed 's/&$//')
-    URL="${URL}?${PARAMS}"
+    params=$(tr '\n' '&' < "$REQ_PARAMS_FILE" | sed 's/&$//')
+
+    if [ -n "$params" ]; then
+        url="${url}?${params}"
+    fi
 fi
 
 # Prepare curl
-CURL_CMD="curl -s"
+curl_cmd="curl -s"
 
 # Check if SSL peer validation should be disabled
 if [ -f $DISABLE_SSL_FILE ]; then
-    CURL_CMD="$CURL_CMD -k"
+    curl_cmd="$curl_cmd -k"
 fi
 
 # Add headers from headers.json
 if [ -f $REQ_HEADERS_FILE ]; then
     # Read headers from the JSON file
     while IFS= read -r line; do
-        HEADER_NAME=$(echo "$line" | jq -r '.[keys[0]]')
-        HEADER_VALUE=$(echo "$line" | jq -r '.[keys[1]]')
-        CURL_CMD="$CURL_CMD -H \"$HEADER_NAME: $HEADER_VALUE\""
+        header_name=$(echo "$line" | jq -r '.[keys[0]]')
+        header_value=$(echo "$line" | jq -r '.[keys[1]]')
+
+        curl_cmd="$curl_cmd -H \"$header_name: $header_value\""
     done < <(jq -c 'to_entries | .[]' "$REQ_HEADERS_FILE")
 fi
 
 # Add the request method and URL to curl
-CURL_CMD="$CURL_CMD -X $METHOD \"$URL\""
+curl_cmd="$curl_cmd -X $method \"$url\""
 
 # If the method is not GET, include the payload
-if [ $METHOD != "GET" ]; then
+if [ $method != "GET" ]; then
     if [ -f "$REQ_BODY_FILE" ]; then
-        PAYLOAD=$(<"$REQ_BODY_FILE")
-        CURL_CMD="$CURL_CMD -H \"Content-Type: application/json\" -d '$PAYLOAD'"
+        payload=$(<"$REQ_BODY_FILE")
+
+        curl_cmd="$curl_cmd -H \"Content-Type: application/json\" -d '$payload'"
     else
         echo "Error: Payload file '${REQ_BODY_FILE}' not found."
         exit 1
@@ -59,13 +64,14 @@ if [ $METHOD != "GET" ]; then
 fi
 
 # Save the response headers and body
-CURL_CMD="$CURL_CMD -o $RESP_BODY_RAW_FILE -D $RESP_HEADERS_FILE"
+curl_cmd="$curl_cmd -o $RESP_BODY_RAW_FILE -D $RESP_HEADERS_FILE"
 
-# Execute curl
-eval "clear"
-
-echo -e "${METHOD} ${URL}"
-eval $CURL_CMD
+# Dispatch request
+echo -e "\e[0;92mRequest  >\e[0m ${method} ${url}"
+eval $curl_cmd
 
 # Copy the raw respone body to a pretty-printed JSON file
 jq . $RESP_BODY_RAW_FILE > $RESP_BODY_JSON_FILE
+
+# Print the response code
+echo -e -n "\e[0;94mResponse <\e[0m "; head -n 1 $RESP_HEADERS_FILE

init.sh

@@ -9,3 +9,5 @@ echo "" > resp_headers.txt
 echo "{}" > req_body.json
 echo "{}" > resp_body.json
 echo "{}" > req_headers.json
+
+echo "New configuration created"