Fix payload update code in multi send commands

gen-go-code.py

@@ -147,6 +147,10 @@ def build_go_code(name: str, cmd: RemoteCommand, seq: OptionSpecSeq, template: s
             del unhandled[x]
     if unhandled:
         raise SystemExit(f'Cant map fields: {", ".join(unhandled)} for cmd: {name}')
+    if name != 'send_text':
+        unused_options = set(option_map) - used_options - {'no_response', 'response_timeout'}
+        if unused_options:
+            raise SystemExit(f'Unused options: {", ".join(unused_options)} for command: {name}')
 
     argspec = cmd.args.spec
     if argspec:
@@ -241,7 +245,7 @@ def update_at_commands() -> None:
             os.remove(dest)
         with open(dest, 'w') as f:
             f.write(code)
-    print('\x1b[31mTODO\x1b[m: test set_window_logo, set_window_background, set_font_size, send_text, env, scroll_window', file=sys.stderr)
+    print('\x1b[31mTODO\x1b[m: test set_font_size, send_text, env, scroll_window', file=sys.stderr)
 
 
 def main() -> None:

tools/cmd/at/send_text.go

@@ -14,12 +14,13 @@ type generator_function func(io_data *rc_io_data) (bool, error)
 
 func parse_send_text(io_data *rc_io_data, args []string) error {
 	generators := make([]generator_function, 0, 1)
-	var payload send_text_json_type = io_data.rc.Payload.(send_text_json_type)
 
 	if len(args) > 0 {
 		text := strings.Join(args, " ")
 		text_gen := func(io_data *rc_io_data) (bool, error) {
+			payload := io_data.rc.Payload.(send_text_json_type)
 			payload.Data = "text:" + text[:2048]
+			io_data.rc.Payload = payload
 			text = text[2048:]
 			return len(text) == 0, nil
 		}
@@ -37,7 +38,9 @@ func parse_send_text(io_data *rc_io_data, args []string) error {
 			if err != nil && !errors.Is(err, io.EOF) {
 				return false, err
 			}
+			payload := io_data.rc.Payload.(send_text_json_type)
 			payload.Data = "base64:" + base64.StdEncoding.EncodeToString(chunk[:n])
+			io_data.rc.Payload = payload
 			return n == 0, nil
 		}
 		generators = append(generators, file_gen)
@@ -45,7 +48,9 @@ func parse_send_text(io_data *rc_io_data, args []string) error {
 
 	io_data.multiple_payload_generator = func(io_data *rc_io_data) (bool, error) {
 		if len(generators) == 0 {
+			payload := io_data.rc.Payload.(send_text_json_type)
 			payload.Data = "text:"
+			io_data.rc.Payload = payload
 			return true, nil
 		}
 		finished, err := generators[0](io_data)

tools/cmd/at/set_window_logo.go

@@ -37,12 +37,14 @@ func read_window_logo(path string) (func(io_data *rc_io_data) (bool, error), err
 	}
 
 	return func(io_data *rc_io_data) (bool, error) {
-		var payload set_window_logo_json_type = io_data.rc.Payload.(set_window_logo_json_type)
+		payload := io_data.rc.Payload.(set_window_logo_json_type)
 		if len(buf) == 0 {
 			payload.Data = ""
+			io_data.rc.Payload = payload
 			return true, nil
 		}
 		payload.Data = base64.StdEncoding.EncodeToString(buf)
+		io_data.rc.Payload = payload
 		buf = buf[:cap(buf)]
 		n, err := f.Read(buf)
 		if err != nil && err != io.EOF {

tools/cmd/at/socket_io.go

@@ -5,6 +5,7 @@ package at
 import (
 	"bytes"
 	"errors"
+	"fmt"
 	"io"
 	"net"
 	"time"
@@ -13,6 +14,8 @@ import (
 	"kitty/tools/wcswidth"
 )
 
+var _ = fmt.Print
+
 func write_all_to_conn(conn *net.Conn, data []byte) error {
 	for len(data) > 0 {
 		n, err := (*conn).Write(data)