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c63af23 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | import gradio as gr
MAX_QUEUE = 10
def _normalize_name(name: str) -> str:
return (name or "").strip()
def _parse_age(age_text: str):
age_text = (age_text or "").strip()
if not age_text:
return None, "Please enter an age."
try:
age = int(age_text)
except ValueError:
return None, "Age must be a whole number."
if age < 0 or age > 130:
return None, "Please enter a realistic age (0–130)."
return age, None
def _sorted_queue(queue):
# Oldest first; ties broken by entry order (seq)
return sorted(queue, key=lambda x: (-x["age"], x["seq"]))
def _render(queue):
if not queue:
return "Queue is empty."
q_sorted = _sorted_queue(queue)
lines = ["### Smart Queue (Oldest First)"]
for idx, item in enumerate(q_sorted, start=1):
lines.append(f"**#{idx}** — {item['name']} (Age {item['age']})")
lines.append("")
lines.append(f"Slots used: **{len(queue)}/{MAX_QUEUE}**")
lines.append("Rule: **Oldest first**; if ages tie, **earlier signup first**.")
return "\n\n".join(lines)
def add_to_queue(name, age_text, queue_state, seq_state):
queue_state = queue_state or []
seq_state = int(seq_state or 1)
if len(queue_state) >= MAX_QUEUE:
return queue_state, seq_state, _render(queue_state), f"❌ Queue is full (max {MAX_QUEUE}). Please reset or serve next.", gr.update(), gr.update()
name = _normalize_name(name)
if not name:
return queue_state, seq_state, _render(queue_state), "❌ Please enter a name.", gr.update(), gr.update()
age, err = _parse_age(age_text)
if err:
return queue_state, seq_state, _render(queue_state), f"❌ {err}", gr.update(), gr.update()
queue_state.append({"name": name, "age": age, "seq": seq_state})
seq_state += 1
# After adding, show their *current* position in the sorted queue
q_sorted = _sorted_queue(queue_state)
position = next(i for i, p in enumerate(q_sorted, start=1) if p["name"] == name and p["age"] == age and p["seq"] == seq_state - 1)
msg = f"✅ Added **{name}** (Age {age}). Current queue position: **#{position}** (oldest-first ordering)."
return queue_state, seq_state, _render(queue_state), msg, gr.update(value=""), gr.update(value="")
def serve_next(queue_state):
queue_state = queue_state or []
if not queue_state:
return queue_state, _render(queue_state), "Queue is empty. Nothing to serve."
q_sorted = _sorted_queue(queue_state)
next_person = q_sorted[0]
# Remove by unique seq
queue_state = [p for p in queue_state if p["seq"] != next_person["seq"]]
msg = f"➡️ Served: **{next_person['name']}** (Age {next_person['age']})."
return queue_state, _render(queue_state), msg
def reset_queue():
queue_state = []
seq_state = 1
return queue_state, seq_state, _render(queue_state), "🔄 Queue reset. You can add up to 10 people.", gr.update(value=""), gr.update(value="")
with gr.Blocks(title="Smart Queue (Oldest First)") as demo:
gr.Markdown(
"# 👥 Smart Queue (Oldest First)\n"
"Enter **name** and **age**. The queue is ordered by **oldest first**.\n"
"If ages are the same, the earlier signup comes first.\n"
"**Maximum 10 people**."
)
queue_state = gr.State([])
seq_state = gr.State(1) # internal counter to preserve signup order
with gr.Row():
name_in = gr.Textbox(label="Name", placeholder="e.g., Anna")
age_in = gr.Textbox(label="Age", placeholder="e.g., 29")
with gr.Row():
add_btn = gr.Button("Join Queue", variant="primary")
serve_btn = gr.Button("Serve Next")
reset_btn = gr.Button("Reset Queue")
status = gr.Markdown("Ready.")
queue_view = gr.Markdown(_render([]))
add_btn.click(
add_to_queue,
inputs=[name_in, age_in, queue_state, seq_state],
outputs=[queue_state, seq_state, queue_view, status, name_in, age_in],
)
# Enter key on either field submits
name_in.submit(
add_to_queue,
inputs=[name_in, age_in, queue_state, seq_state],
outputs=[queue_state, seq_state, queue_view, status, name_in, age_in],
)
age_in.submit(
add_to_queue,
inputs=[name_in, age_in, queue_state, seq_state],
outputs=[queue_state, seq_state, queue_view, status, name_in, age_in],
)
serve_btn.click(
serve_next,
inputs=[queue_state],
outputs=[queue_state, queue_view, status],
)
reset_btn.click(
reset_queue,
inputs=[],
outputs=[queue_state, seq_state, queue_view, status, name_in, age_in],
)
if __name__ == "__main__":
demo.launch()
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