Update app.py

app.py

@@ -85,7 +85,7 @@ PARAMS = {
 
 @app.route('/')
 def index():
-    # Read query parameters
+    # Read query parameters (if provided)
     crop = request.args.get('crop', '')
     pest = request.args.get('pest', '')
     year = request.args.get('year', '')
@@ -94,14 +94,9 @@ def index():
 
     image_url = ""
     if crop and pest and year and week and param:
-        # Use the external mappings for crop and pest
-        ext_crop = CROP_MAPPING.get(crop, crop)
-        ext_pest = ""
-        if crop in PEST_MAPPING and pest in PEST_MAPPING[crop]:
-            ext_pest = PEST_MAPPING[crop][pest]
-        
-        # Build image URL using external values
-        base_url = f"http://www.icar-crida.res.in:8080/naip/gisimages/{ext_crop}/{year}/{ext_pest}_"
+        # Build image URL using the pattern:
+        # http://www.icar-crida.res.in:8080/naip/gisimages/{CROP}/{YEAR}/{PEST}_{PARAM}{WEEK}.jpg
+        base_url = f"http://www.icar-crida.res.in:8080/naip/gisimages/{crop}/{year}/{pest}_"
         image_url = f"{base_url}{param}{week}.jpg"
 
     return render_template('index.html',