export default class Period {
  constructor(data) {
    this.id = data.id || null;
    this.userId = data.userId || null;
    this.from = new Date(data.from);
    this.to = new Date(data.to);
    this.name = data.name || "";

    this.tags = data.tags || [];
    this.goals = (data.goals || []).map(d => new PeriodGoal(d));
    this.logs = (data.logs || []).map(d => new PeriodLog(d));
  }

  goal(id) {
    return this.goals.find(g => g.id === id);
  }

  subGoal(goalId, id) {
    const goal = this.goal(goalId);
    if (goal == null) {
      return null;
    }

    return goal.subGoal(id);
  }
}

export class PeriodGoal {
  constructor(data) {
    this.id = data.id || null;
    this.activityId = data.activityId || null;
    this.pointCount = data.pointCount || 0;
  
    this.subGoals = (data.subGoals || []).map(d => new PeriodSubGoal(d));
  }

  subGoal(id) {
    return this.subGoals.find(s => s.id === id);
  }
}

export class PeriodSubGoal {
  constructor(data) {
    this.id = data.id || null;
    this.name = data.name || "";
    this.multiplier = data.multiplier || 1;
  }
}

export class PeriodLog {
  constructor(data) {
    this.id = data.id || null;
    this.date = new Date(data.date || "0000-00-00T00:00:00Z");
    this.subActivityId = data.subActivityId || null;
    this.goalId = data.goalId || null;
    this.subGoalId = data.subGoalId || null;
    this.description = data.description || "";
    this.amount = data.amount || 0;
    this.score = (data.score ? new PeriodLogScore(data.score) : null);
  }
}

export class PeriodLogScore {
  constructor(data) {
    this.amount = data.amount;
    this.activityScore = data.activityScore;
    this.subGoalMultiplier = data.subGoalMultiplier;
    this.dailyBonus = data.dailyBonus;
    this.total = data.total;
  }
}

export const PeriodUpdate = class PeriodUpdateDummyForTyping{ 
  constructor() {
    console.warn(new Error("PeriodUpdate is a dummy, don't instantiate."));
  } 
};