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app.py

@@ -3,6 +3,7 @@ import re
 import json
 import math
 import hashlib
+import tempfile
 from dataclasses import dataclass
 from datetime import datetime, date
 from typing import Dict, List, Optional, Tuple, Any
@@ -86,6 +87,26 @@ def gpt_json(system: str, payload: Dict[str, Any], max_tokens: int = 700) -> Dic
     )
     return _json_load_safe(getattr(resp, "output_text", "") or "")
 
+# ----------------------------
+# Gradio state helpers (string JSON to avoid schema issues on Spaces)
+# ----------------------------
+def _state_load(st_json: str) -> Dict[str, Any]:
+    try:
+        if not st_json:
+            return {}
+        if isinstance(st_json, str):
+            return json.loads(st_json)
+        return {}
+    except Exception:
+        return {}
+
+def _state_dump(st: Dict[str, Any]) -> str:
+    try:
+        return json.dumps(st or {}, ensure_ascii=False)
+    except Exception:
+        return "{}"
+
+
 
 # ============================
 # Load data files (must exist in repo)
@@ -808,10 +829,10 @@ def run_batch(text_blob: str, file_obj: Optional[Any], include_antennas: bool):
 # ============================
 # Gradio app (Single + Batch + Install-ready)
 # ============================
-def run_lookup(user_text: str, st: Dict[str,Any]):
+def run_lookup(user_text: str, st_json: str):
     user_text = str(user_text or "").strip()
     if not user_text:
-        return "Enter a router SKU/model.", gr.update(visible=False), gr.update(visible=False), {}, gr.update(value="")
+        return "Enter a router SKU/model.", gr.update(visible=False), gr.update(visible=False), "{}", gr.update(value="")
 
     res = resolve_device(user_text)
     if res.get("mode") == "pick":
@@ -821,7 +842,7 @@ def run_lookup(user_text: str, st: Dict[str,Any]):
         return "Did you mean A or B? Pick one, then click Use selection.", gr.update(choices=choices, value=None, visible=True), gr.update(visible=True), st2, gr.update(value="")
 
     if res.get("mode") != "ok":
-        return "Not found.", gr.update(visible=False), gr.update(visible=False), {}, gr.update(value="")
+        return "Not found.", gr.update(visible=False), gr.update(visible=False), "{}", gr.update(value="")
 
     life_row = df_eos.iloc[int(res["row_idx"])]
     eos, eol, status = row_to_dates_and_status(life_row)
@@ -837,9 +858,11 @@ def run_lookup(user_text: str, st: Dict[str,Any]):
     st_out = {"row_idx": int(res["row_idx"]), "repl": repl, "ant": ant}
     return output, gr.update(visible=False), gr.update(visible=False), st_out, gr.update(value="")
 
-def use_selection(selected_label: str, st: Dict[str,Any]):
+def use_selection(selected_label: str, st_json: str):
+    st = _state_load(st_json)
+    st = _state_load(st_json)
     if not st or st.get("mode") != "pick":
-        return "Run a search first.", gr.update(visible=False), gr.update(visible=False), {}, gr.update(value="")
+        return "Run a search first.", gr.update(visible=False), gr.update(visible=False), "{}", gr.update(value="")
     if not selected_label:
         return "Pick A or B first.", gr.update(visible=True), gr.update(visible=True), st, gr.update(value="")
 
@@ -864,7 +887,8 @@ def use_selection(selected_label: str, st: Dict[str,Any]):
     st_out = {"row_idx": int(chosen_row), "repl": repl, "ant": ant}
     return output, gr.update(visible=False), gr.update(visible=False), st_out, gr.update(value="")
 
-def make_install_ready(st_state: Dict[str,Any]):
+def make_install_ready(st_json: str):
+    st_state = _state_load(st_json)
     if not st_state or "row_idx" not in st_state:
         return "Run a lookup first."
     life_row = df_eos.iloc[int(st_state["row_idx"])]
@@ -878,7 +902,7 @@ with gr.Blocks(title="Only-Routers") as demo:
     with gr.Tabs():
         with gr.Tab("Single"):
             user_text = gr.Textbox(label="Router SKU or model", placeholder="Examples: IBR650B, AER1600, ES450, WR21, RUT240", lines=1)
-            st = gr.State({})
+            st = gr.State("{}")
 
             check_btn = gr.Button("Check", variant="primary")
             pick_dd = gr.Dropdown(label="Pick A or B", choices=[], visible=False)
@@ -907,4 +931,4 @@ with gr.Blocks(title="Only-Routers") as demo:
 
             run_btn.click(fn=run_batch, inputs=[batch_text, batch_file, include_ant], outputs=[summary_md, table, dl, rollup_md])
 
-demo.launch()
+demo.launch(server_name="0.0.0.0", server_port=int(os.getenv("PORT","7860")), share=False, show_api=False)