import type { GameState, ResearchState, ComputeState } from '@ai-tycoon/shared';

export function processResearch(state: GameState, compute: ComputeState): ResearchState {
  const active = state.research.activeResearch;
  if (!active) return state.research;

  const researcherBoost = state.talent.departments.research.headcount *
    state.talent.departments.research.effectiveness;
  const speedMultiplier = 1 + researcherBoost * 0.1;

  const newProgress = active.progressTicks + speedMultiplier;

  if (newProgress >= active.totalTicks) {
    return {
      ...state.research,
      completedResearch: [...state.research.completedResearch, active.researchId],
      activeResearch: null,
      researchPoints: state.research.researchPoints + 1,
    };
  }

  return {
    ...state.research,
    activeResearch: {
      ...active,
      progressTicks: newProgress,
    },
  };
}