import pb from '../lib/pb';
import { useAuthStore } from '../store/authStore';

export function useMicroLearningCompletions() {
  const { user } = useAuthStore?.() || { user: pb.authStore.model };
  
  // Note: user in PB context for team_members usually matches user_id or team_member_id.
  // We need the team_member record. If the frontend is currently storing it in authStore, we can get it.

  const recordCompletion = async ({ microLearningId, topicId, type, sessionWeek }) => {
    try {
      // Find the team_member record for the current user
      let teamMemberId = user?.id; 
      // If user is just the auth user, we might need to query the team_members collection
      // but in many setups, the auth user is the team_member or there's a 1-to-1.
      // Let's ensure we fetch team_member_id properly if needed.
      const teamMemberRec = await pb.collection('team_members').getFirstListItem(`user_id = "${user.id}"`);

      if (!teamMemberRec) {
        throw new Error("Team member record not found for user.");
      }

      const record = await pb.collection('micro_learning_completions').create({
        team_member_id: teamMemberRec.id,
        micro_learning_id: microLearningId,
        topic_id: topicId,
        type: type,
        session_week: sessionWeek
      });
      return record;
    } catch (err) {
      console.error("Error recording completion:", err);
      return null;
    }
  };

  const getSessionCompletions = async (sessionWeek) => {
    try {
      const teamMemberRec = await pb.collection('team_members').getFirstListItem(`user_id = "${pb.authStore.model.id}"`);
      if (!teamMemberRec) return [];

      const records = await pb.collection('micro_learning_completions').getFullList({
        filter: `team_member_id = "${teamMemberRec.id}" && session_week = ${sessionWeek}`
      });
      return records;
    } catch (err) {
      console.error("Error fetching session completions:", err);
      return [];
    }
  };

  return { recordCompletion, getSessionCompletions };
}