PresetPicker() — ui Function Reference

Architecture documentation for the PresetPicker() function in preset-picker.tsx from the ui codebase.

Function tsx DesignEngine PreviewSystem

Entity Profile

DesignEngine→ PreviewSystem→ PresetPicker() — ui Function Reference

Dependency Diagram

graph TD
  0d5563fa_d50e_3448_ab4f_93e2435a01f4["PresetPicker()"]
  ff427092_1f62_944b_dfcf_72524c5d3630["preset-picker.tsx"]
  0d5563fa_d50e_3448_ab4f_93e2435a01f4 -->|defined in| ff427092_1f62_944b_dfcf_72524c5d3630
  style 0d5563fa_d50e_3448_ab4f_93e2435a01f4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

apps/v4/app/(create)/components/preset-picker.tsx lines 16–122

export function PresetPicker({
  presets,
  isMobile,
  anchorRef,
}: {
  presets: readonly Preset[]
  isMobile: boolean
  anchorRef: React.RefObject<HTMLDivElement | null>
}) {
  const [params, setParams] = useDesignSystemSearchParams()

  const currentPreset = React.useMemo(() => {
    return presets.find(
      (preset) =>
        preset.base === params.base &&
        preset.style === params.style &&
        preset.baseColor === params.baseColor &&
        preset.theme === params.theme &&
        preset.iconLibrary === params.iconLibrary &&
        preset.font === params.font &&
        preset.menuAccent === params.menuAccent &&
        preset.menuColor === params.menuColor &&
        preset.radius === params.radius
    )
  }, [
    presets,
    params.base,
    params.style,
    params.baseColor,
    params.theme,
    params.iconLibrary,
    params.font,
    params.menuAccent,
    params.menuColor,
    params.radius,
  ])

  // Filter presets for current base only
  const currentBasePresets = React.useMemo(() => {
    return presets.filter((preset) => preset.base === params.base)
  }, [presets, params.base])

  const handlePresetChange = (value: string) => {
    const preset = presets.find((p) => p.title === value)
    if (!preset) {
      return
    }

    // Update all params including base.
    setParams({
      base: preset.base,
      style: preset.style,
      baseColor: preset.baseColor,
      theme: preset.theme,
      iconLibrary: preset.iconLibrary,
      font: preset.font,
      menuAccent: preset.menuAccent,
      menuColor: preset.menuColor,
      radius: preset.radius,
      custom: false,
    })
  }

  return (
    <Picker>
      <PickerTrigger>
        <div className="flex flex-col justify-start text-left">
          <div className="text-muted-foreground text-xs">Preset</div>
          <div className="text-foreground line-clamp-1 text-sm font-medium">
            {currentPreset?.description ?? "Custom"}
          </div>
        </div>
      </PickerTrigger>
      <PickerContent
        anchor={isMobile ? anchorRef : undefined}
        side={isMobile ? "top" : "right"}
        align={isMobile ? "center" : "start"}
        className="md:w-72"
      >
        <PickerRadioGroup
          value={currentPreset?.title ?? ""}