Add an error if no search term set

app.py

@@ -37,20 +37,22 @@ def get_jobs(raw_search_term, platform) -> List[JobDescription]:
 
 def search_jobs(search_term, platform):
     log_start(search_term, platform)
+    if search_term == "":
+        raise gr.Error("No search term selected")
 
     yield "Searching for jobs..."
     jobs : List[JobDescription] = get_jobs(search_term, platform)
 
     selected_jobs = filterout_jobs(jobs)
 
-    yield f"Found {len(selected_jobs)}. Analysing..."
-
     #db = Database()
     #db.add_to_db(selected_jobs)
 
     if len(selected_jobs) == 0:
-        return "No job found"
+        yield "No job found"
+        return
     
+    yield f"Found {len(selected_jobs)}. Analysing..."
     result = ["<style>.job{display: flex;width:70%;margin: 5px auto;border: 1px solid;border-radius: 5px;}.logobox{flex: 1;display: flex;align-items: center;justify-content: center;}.logo{width:100px;height:100px}h4{margin: 2px;}</style>"]
     for job in selected_jobs:
         job.ai_result = get_extra_information(job.company, job.job_description)