package models

import (
	"time"
)

// Group represents a racer group (e.g., age group, division)
type Group struct {
	ID          int64     `json:"id"`
	Name        string    `json:"name"`
	Description string    `json:"description"`
	CreatedAt   time.Time `json:"created_at"`
}

// Racer represents a derby racer
type Racer struct {
	ID        int64     `json:"id"`
	FirstName string    `json:"first_name"`
	LastName  string    `json:"last_name"`
	CarNumber string    `json:"car_number"`
	CarWeight float64   `json:"car_weight"`
	GroupID   int64     `json:"group_id"`
	GroupName string    `json:"group_name,omitempty"` // For display purposes
	CreatedAt time.Time `json:"created_at"`
}

// Race represents a derby race event
type Race struct {
	ID        int64     `json:"id"`
	Name      string    `json:"name"`
	Status    string    `json:"status"` // pending, running, completed
	CreatedAt time.Time `json:"created_at"`
}

// RaceResult represents the result of a racer in a race
type RaceResult struct {
	ID        int64     `json:"id"`
	RaceID    int64     `json:"race_id"`
	RacerID   int64     `json:"racer_id"`
	Lane      int       `json:"lane"`
	Time      *float64  `json:"time,omitempty"`
	Place     *int      `json:"place,omitempty"`
	CreatedAt time.Time `json:"created_at"`
}

// Heat represents a single race with 4 lanes
type Heat struct {
	ID      int64  `json:"id"`
	GroupID int64  `json:"group_id"`
	HeatNum int    `json:"heat_num"`
	Lane1ID *int64 `json:"lane1_id"`
	Lane2ID *int64 `json:"lane2_id"`
	Lane3ID *int64 `json:"lane3_id"`
	Lane4ID *int64 `json:"lane4_id"`
}

// HeatResult represents the result of a heat
type HeatResult struct {
	GroupID       int64   `json:"group_id"`
	HeatNumber    int     `json:"heat_number"`
	Lane1Time     float64 `json:"lane1_time"`
	Lane1Position int     `json:"lane1_position"`
	Lane2Time     float64 `json:"lane2_time"`
	Lane2Position int     `json:"lane2_position"`
	Lane3Time     float64 `json:"lane3_time"`
	Lane3Position int     `json:"lane3_position"`
	Lane4Time     float64 `json:"lane4_time"`
	Lane4Position int     `json:"lane4_position"`
}

type LaneData struct {
	Lane      int
	RacerID   int64
	Name      string
	CarNum    string
	CarWeight float64
	Time      float64
	Place     int
}

type HeatData struct {
	Group      Group
	HeatNumber int
	TotalHeats int
	Lane1      *LaneData
	Lane2      *LaneData
	Lane3      *LaneData
	Lane4      *LaneData
}

// Event types that can be sent on the event channel
type AdminEventType int

const (
	EventHeatChanged AdminEventType = iota
	EventGroupChanged
	EventHeatRerun
	EventResultsReveal
)

// Event represents a race event
type AdminEvent struct {
	Type  AdminEventType
	Event any
}

// FinalResult represents a racer's final result in a group
type FinalResult struct {
	Racer       Racer     `json:"racer"`
	Times       []float64 `json:"times"`
	AverageTime float64   `json:"average_time"`
	Place       int       `json:"place"`
	DNF         bool      `json:"dnf"`
}