import gradio as gr

# State yo kugenzura niba igikoresho kiri ON cyangwa OFF
device_state = {"on": True}

def evaluate_sensors(voltage, temperature, speed):
    messages = []
    
    # Voltage check
    if voltage > 2.5:
        messages.append("⚠️ Umuriro urenze, turazimya igikoresho (OFF).")
        device_state["on"] = False
    else:
        messages.append("✅ Umuriro uri hasi, igikoresho kiri ON.")
        device_state["on"] = True
    
    # Temperature check
    if temperature > 70:
        messages.append("⚠️ Ubushyuhe buri hejuru cyane! Shyira system ku gipimo cyo kurwanya ubushyuhe.")
    else:
        messages.append("✅ Ubushyuhe buri mu rugero rwiza.")
    
    # Speed check
    if speed > 100:
        messages.append("⚠️ Umuvuduko urenze, gabanya umuvuduko.")
    else:
        messages.append("✅ Umuvuduko uri mu murongo mwiza.")
    
    # Status y’igikoresho
    status = "ON" if device_state["on"] else "OFF"
    messages.append(f"ℹ️ Status y'igikoresho: {status}")
    
    return "\n".join(messages)

def turn_on():
    device_state["on"] = True
    return "✅ Igikoresho cyongeye gukurwa kuri OFF, kiri ON ubu."

def turn_off():
    device_state["on"] = False
    return "❌ Igikoresho cyahagaze, kiri OFF ubu."

def check_status():
    status = "ON" if device_state["on"] else "OFF"
    return f"ℹ️ Status y'igikoresho: {status}"

with gr.Blocks() as demo:
    gr.Markdown("## Simulation y'Igenzura ry'Ibipimo Byinshi hamwe na Buttons zo Kugenzura Igikoresho")
    voltage = gr.Slider(0, 5, step=0.1, label="Voltage (V)", value=2.0)
    temperature = gr.Slider(0, 100, step=1, label="Ubushyuhe (°C)", value=25)
    speed = gr.Slider(0, 200, step=1, label="Umuvuduko (km/h)", value=50)
    
    output_text = gr.Textbox(label="Ibisubizo bya System", lines=8)
    
    with gr.Row():
        btn_on = gr.Button("Kuzimya OFF (ON)")
        btn_off = gr.Button("Kuzimya (OFF)")
        btn_check = gr.Button("Reba Status")
    
    # Guhuza events
    btn_on.click(turn_on, outputs=output_text)
    btn_off.click(turn_off, outputs=output_text)
    btn_check.click(check_status, outputs=output_text)
    
    def on_change_all(v, t, s):
        return evaluate_sensors(v, t, s)
    
    voltage.change(on_change_all, inputs=[voltage, temperature, speed], outputs=output_text)
    temperature.change(on_change_all, inputs=[voltage, temperature, speed], outputs=output_text)
    speed.change(on_change_all, inputs=[voltage, temperature, speed], outputs=output_text)
    
    # Initial display
    output_text.value = evaluate_sensors(voltage.value, temperature.value, speed.value)

demo.launch()