mirror of
https://github.com/PrefectHQ/fastmcp.git
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345 lines
17 KiB
Python
345 lines
17 KiB
Python
# ruff: noqa: F405
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"""Component showcase — demonstrates the breadth of Prefab UI components.
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Usage:
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uv run python showcase_server.py
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"""
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from prefab_ui.actions import SetState, ShowToast
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from prefab_ui.app import PrefabApp
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from prefab_ui.components import * # noqa: F403, F405
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from prefab_ui.components.charts import * # noqa: F403, F405
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from prefab_ui.components.control_flow import Else, If
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from fastmcp import FastMCP
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mcp = FastMCP("Showcase")
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@mcp.tool(app=True)
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def showcase() -> PrefabApp:
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"""Prefab UI component showcase."""
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with Grid(columns={"default": 1, "md": 2, "lg": 4}, gap=4, css_class="p-4") as view:
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# ── Col 1 ─────────────────────────────────────────────────────
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with Column(gap=4):
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with Card():
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with CardHeader():
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CardTitle("Register Towel")
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CardDescription("The most important item in the galaxy")
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with CardContent():
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with Column(gap=3):
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owner_input = Input(placeholder="Owner name...", name="owner")
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with Combobox(
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placeholder="Type...", search_placeholder="Search types..."
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):
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ComboboxOption("Bath", value="bath")
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ComboboxOption("Beach", value="beach")
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ComboboxOption("Interstellar", value="interstellar")
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ComboboxOption("Microfiber", value="micro")
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DatePicker(placeholder="Registration date")
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with CardFooter():
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with Row(gap=2):
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with Dialog(
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title="Towel Registered!",
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description="Your towel has been added to the galactic registry.",
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):
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Button("Register")
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with If("{{ owner }}"):
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Text(
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f"Thanks, {owner_input.rx}. Don't forget to bring it."
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)
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with Else():
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Text("Anonymous, I see? Don't forget to bring it.")
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Button("Cancel", variant="outline")
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with Card():
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with CardContent():
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with Row(gap=2, align="center"):
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Loader(variant="dots", size="sm")
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Muted("Marvin is thinking...")
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with Card():
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with CardHeader():
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CardTitle("Ship Status")
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with CardContent():
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with Column(gap=3):
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with Row(align="center", css_class="justify-between"):
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Text("heart-of-gold")
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with HoverCard(open_delay=0, close_delay=200):
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Badge("In Orbit", variant="default")
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with Column(gap=2):
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Text("heart-of-gold")
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Muted("Deployed 2h ago")
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Progress(value=100, max=100, variant="success")
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Progress(value=100, max=100, indicator_class="bg-yellow-400")
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with Row(align="center", css_class="justify-between"):
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Text("vogon-poetry")
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with Tooltip("64% — ETA 12 min", delay=0):
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with Badge(variant="secondary"):
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Loader(size="sm")
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Text("Deploying")
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Progress(value=64, max=100)
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with Row(align="center", css_class="justify-between"):
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Text("deep-thought")
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with Tooltip(
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"Computing... 7.5 million years remaining", delay=0
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):
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with Badge(variant="outline"):
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Loader(size="sm", variant="ios")
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Text("Soon...")
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Progress(value=12, max=100)
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with Card():
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with CardHeader():
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CardTitle("Planet Ratings")
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with CardContent():
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RadarChart(
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data=[
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{"axis": "Views", "earth": 30, "mag": 95},
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{"axis": "Fjords", "earth": 65, "mag": 100},
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{"axis": "Pubs", "earth": 90, "mag": 10},
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{"axis": "Mice", "earth": 40, "mag": 85},
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{"axis": "Tea", "earth": 95, "mag": 15},
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{"axis": "Safety", "earth": 45, "mag": 70},
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],
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series=[
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ChartSeries(dataKey="earth", label="Earth"),
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ChartSeries(dataKey="mag", label="Magrathea"),
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],
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axis_key="axis",
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height=200,
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show_legend=True,
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show_tooltip=True,
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)
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# ── Col 2 ─────────────────────────────────────────────────────
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with Column(gap=4):
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with Card():
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with CardHeader():
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CardTitle("Survival Odds")
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with CardContent(css_class="w-fit mx-auto"):
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Ring(
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value=42,
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label="42%",
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variant="info",
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size="lg",
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thickness=12,
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indicator_class="group-hover:drop-shadow-[0_0_24px_rgba(59,130,246,0.9)]",
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)
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with Card():
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with CardHeader():
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with Row(gap=2, align="center"):
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CardTitle("Improbability Drive")
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Loader(variant="pulse", size="sm", css_class="text-blue-500")
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with CardContent():
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with Column(gap=2):
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Slider(min=0, max=100, value=42, name="improbability")
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with Row(align="center", css_class="justify-between"):
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Muted("Probable")
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Muted("Infinite")
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with Alert(variant="success", icon="circle-check"):
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AlertTitle("Don't Panic")
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AlertDescription("Normality achieved.")
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with Card():
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with CardHeader():
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CardTitle("Prefect Horizon Config")
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with CardContent():
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with Column(gap=3):
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Switch(label="Auto-scale agents", value=True, name="autoscale")
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Separator()
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Switch(label="Code Mode", value=True, name="code_mode")
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Separator()
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Switch(label="Tool call caching", value=False, name="cache")
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with CardFooter():
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Button("Save Preferences", on_click=ShowToast("Preferences saved!"))
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with Card():
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with CardHeader():
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CardTitle("Travel Class")
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with CardContent():
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with RadioGroup(name="travel_class"):
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Radio(option="economy", label="Economy")
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Radio(option="business", label="Business Class")
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Radio(
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option="improbability",
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label="Infinite Improbability",
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value=True,
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)
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# ── Cols 3–4 ──────────────────────────────────────────────────
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with GridItem(css_class="md:col-span-2"):
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with Column(gap=4):
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with Grid(columns=2, gap=4, css_class="h-32"):
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with Card():
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with CardHeader():
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CardTitle("Context Window")
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with CardContent():
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with Column(gap=6, justify="center", css_class="h-full"):
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with Row(align="center", css_class="justify-between"):
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Text("45% used")
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Muted("90k / 200k tokens")
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with Tooltip("Auto-compact buffer: 12%", delay=0):
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Progress(value=45, max=100)
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with Card(css_class="pb-0 gap-0"):
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with CardContent():
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Metric(
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label="Fjords designed",
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value="1,847",
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delta="+3 coastlines",
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)
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Sparkline(
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data=[
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820,
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950,
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1100,
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980,
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1250,
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1400,
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1350,
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1500,
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1680,
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1847,
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],
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variant="success",
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fill=True,
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css_class="h-16",
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)
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with Card():
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with CardHeader():
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CardTitle("Towel Incidents")
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with CardContent():
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BarChart(
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data=[
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{"month": "Jan", "lost": 8, "found": 5},
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{"month": "Feb", "lost": 24, "found": 15},
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{"month": "Mar", "lost": 12, "found": 28},
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{"month": "Apr", "lost": 35, "found": 19},
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{"month": "May", "lost": 18, "found": 38},
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{"month": "Jun", "lost": 42, "found": 30},
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],
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series=[
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ChartSeries(dataKey="lost", label="Lost"),
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ChartSeries(dataKey="found", label="Found"),
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],
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x_axis="month",
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height=200,
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bar_radius=4,
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show_legend=True,
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show_tooltip=True,
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show_grid=True,
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)
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with Grid(columns=2, gap=4):
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with Column(gap=4):
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with Card():
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with CardContent():
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with Column(gap=2):
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Checkbox(label="Towel packed", value=True)
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Checkbox(label="Guide charged", value=True)
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Checkbox(label="Babel fish inserted", value=False)
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with If("{{ !pressed }}"):
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Button(
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"This is probably the best button to press.",
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variant="success",
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on_click=SetState("pressed", True),
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)
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with Else():
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Button(
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"Please do not press this button again.",
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variant="destructive",
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on_click=SetState("pressed", False),
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)
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with Card():
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with CardHeader():
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CardTitle("Marvin's Mood")
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with CardContent():
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with Column(gap=3):
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P("How's life?")
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with Column(gap=2):
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Button(
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"Meh",
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on_click=ShowToast(
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"Noted. Enthusiasm levels nominal."
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),
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)
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Button(
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"Depressed",
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variant="info",
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on_click=ShowToast(
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"I think you ought to know I'm feeling very depressed."
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),
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)
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Button(
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"Don't talk to me about life",
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variant="warning",
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on_click=ShowToast(
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"Brain the size of a planet and they ask me to pick up a piece of paper."
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),
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)
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with Column(gap=4):
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with Alert(variant="destructive", icon="triangle-alert"):
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AlertTitle("Beware of the Leopard")
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with Card():
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with CardContent():
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DataTable(
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columns=[
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DataTableColumn(
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key="crew", header="Crew", sortable=True
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),
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DataTableColumn(
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key="species",
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header="Species",
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sortable=True,
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),
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DataTableColumn(
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key="towel", header="Towel?", sortable=True
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),
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DataTableColumn(
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key="status", header="Status", sortable=True
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),
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],
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rows=[
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{
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"crew": "Arthur Dent",
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"species": "Human",
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"towel": "Yes",
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"status": "Confused",
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},
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{
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"crew": "Ford Prefect",
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"species": "Betelgeusian",
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"towel": "Always",
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"status": "Drinking",
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},
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{
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"crew": "Zaphod",
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"species": "Betelgeusian",
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"towel": "Lost it",
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"status": "Presidential",
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},
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{
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"crew": "Trillian",
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"species": "Human",
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"towel": "Yes",
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"status": "Navigating",
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},
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{
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"crew": "Marvin",
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"species": "Android",
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"towel": "No point",
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"status": "Depressed",
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},
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{
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"crew": "Slartibartfast",
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"species": "Magrathean",
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"towel": "Somewhere",
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"status": "Designing",
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},
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],
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search=True,
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paginated=False,
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)
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return PrefabApp(view=view, state={"pressed": False, "improbability": 42})
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if __name__ == "__main__":
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mcp.run()
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