package handlers

import (
	"fmt"

	"github.com/ascyii/qrank/src/repository"
	"github.com/ascyii/qrank/src/templates"
	"github.com/ascyii/qrank/src/utils"
	"github.com/gin-gonic/gin"
)

func getHistory(c *gin.Context) {
	// Load recent games
	var games []repository.Game
	repository.GetDB().Preload("Table").Order("created_at desc").Find(&games)

	type userElo struct {
		repository.User

		DeltaElo string
		Color    string
	}

	type gRow struct {
		repository.Game

		PlayersA  []userElo
		PlayersB  []userElo
		WinnerIsA bool
	}
	var rows []gRow
	for _, g := range games {
		var gps []repository.GameUser
		repository.GetDB().Model(&repository.GameUser{}).Preload("User").Where("game_id = ?", g.ID).Find(&gps)
		var a, b []userElo
		for _, gp := range gps {
			var eloColor, eloFloatString string
			eloFloat := utils.RoundFloat(gp.DeltaElo, 2)

			if eloFloat > 0 {
				eloColor = "green"
				eloFloatString = fmt.Sprintf("+%.2f", eloFloat)
			} else if eloFloat < 0 {
				eloColor = "red"
				eloFloatString = fmt.Sprintf("%.2f", eloFloat)
			} else {
				eloColor = "black"
				eloFloatString = fmt.Sprintf("%.2f", eloFloat)
			}

			if gp.Side == "A" {
				a = append(a, userElo{gp.User, eloFloatString, eloColor})
			} else {
				b = append(b, userElo{gp.User, eloFloatString, eloColor})
			}
		}
		rows = append(rows, gRow{Game: g, PlayersA: a, PlayersB: b, WinnerIsA: g.ScoreA > g.ScoreB})

	}
	templates.Render(c, "history", gin.H{"Games": rows})
}