import type { CircuitGroupCategory } from "../../shared/constants/circuit-group.js";

export interface ProjectDevicePlacementSource {
  category: CircuitGroupCategory;
}

export interface ProjectDevicePlacementSection {
  key: string;
}

export type DefaultCircuitSectionKey = "lighting" | "single_phase" | "three_phase";

// Lighting classification takes precedence over the electrical phase because
// lighting devices use their dedicated numbering section by default.
export function inferProjectDeviceSectionKey(
  device: ProjectDevicePlacementSource
): DefaultCircuitSectionKey {
  return device.category;
}

export function resolveProjectDevicePhaseType(
  category: CircuitGroupCategory
): "single_phase" | "three_phase" {
  return category === "three_phase" ? "three_phase" : "single_phase";
}

export function isProjectDevicePlacementValid(
  device: ProjectDevicePlacementSource,
  section: ProjectDevicePlacementSection
): boolean {
  return section.key === inferProjectDeviceSectionKey(device);
}