Implement KeepUpdated. Switch to Logrus logger. Relocate score-related functions.

controllers/score_controller.go

@@ -0,0 +1,171 @@
+package controllers
+
+import (
+	"InfantrySkillCalculator/models"
+	"InfantrySkillCalculator/utils"
+	"encoding/json"
+	"fmt"
+	"github.com/gin-gonic/gin"
+	"io"
+	"math"
+	"net/http"
+	"sort"
+)
+
+// GetScoreByPlayerID GET /score/:player_id
+func GetScoreByPlayerID(c *gin.Context) {
+	var player models.Player
+	var playerId = utils.StringToUint(c.Param("player_id"))
+
+	if err := models.DB.
+		Model(&models.Player{}).
+		Where("id = ?", playerId).
+		First(&player).Error; err != nil {
+
+		c.JSON(http.StatusBadRequest, gin.H{"error": "Player not found!"})
+		return
+	}
+
+	game, err := GetActiveGame(c)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "No active game available!"})
+		return
+	}
+
+	score, err := models.PlayerCache.GetScore(player.ID, game.Tag)
+	if err != nil || score == -1 {
+		score = CalcPlayerScore(player.Name, game.Tag)
+		if score == score && score != -1 { // not NaN
+			if err := models.PlayerCache.SetScore(player.ID, game.Tag, score); err != nil {
+				utils.Logger.Fatal(err)
+			}
+		}
+	}
+
+	if score != score || score == -1 { // NaN
+		c.String(http.StatusOK, "<i class=\"bi bi-person-x-fill me-2 text-danger fs-5\" style=\"margin-left: 0.69rem;\"></i>")
+	} else if score != -1 {
+		c.String(http.StatusOK, fmt.Sprintf("%.2f", score))
+	} else {
+		c.JSON(http.StatusBadRequest, "Invalid request!")
+	}
+}
+
+// GetScoreByPlayerName POST /score/:player_name
+func GetScoreByPlayerName(c *gin.Context) {
+	playerName := c.Param("player_name")
+	game, err := GetActiveGame(c)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "No active game available!"})
+		return
+	}
+
+	score := CalcPlayerScore(playerName, game.Tag)
+
+	if score != score || score == -1 { // NaN
+		c.String(http.StatusNotFound, "Spieler nicht gefunden!")
+	} else if score != -1 {
+		c.String(http.StatusOK, fmt.Sprintf("%.2f", score))
+	} else {
+		c.String(http.StatusBadRequest, "Ungültige Abfrage!")
+	}
+}
+
+func CalcPlayerScore(playerName string, gameTag string) float32 {
+	if gameTag != "BF5" && gameTag != "BF2042" {
+		utils.Logger.Errorf("Invalid game tag '%s'", gameTag)
+		return -1
+	}
+
+	gameMetrics := GetGameMetric(gameTag)
+	if gameMetrics == nil {
+		utils.Logger.Errorf("No game metrics specified for '%s'", gameTag)
+		return -1
+	}
+
+	normalizeFactor := gameMetrics.NormalizeFactor
+	topWeaponCount := gameMetrics.TopWeaponCount
+
+	c := http.Client{}
+
+	var reqUri string
+	if gameTag == "BF5" {
+		reqUri = "https://api.gametools.network/bfv/weapons/?raw=false&format_values=false&name=" + playerName + "&platform=pc"
+	} else if gameTag == "BF2042" {
+		reqUri = "https://api.gametools.network/bf2042/stats/?raw=false&format_values=false&name=" + playerName + "&platform=pc"
+	}
+
+	req, err := http.NewRequest("GET", reqUri, nil)
+	if err != nil {
+		utils.Logger.Errorf("Failed to create request: %s", err)
+		return -1
+	}
+
+	req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36")
+
+	res, err := c.Do(req)
+	if err != nil {
+		utils.Logger.Errorf("Failed to send request: %s", err)
+		return -1
+	}
+
+	defer func(Body io.ReadCloser) {
+		_ = Body.Close()
+	}(res.Body)
+	if res.StatusCode == 404 {
+		utils.Logger.Errorf("User '%s' does not exist!", playerName)
+		return -1
+	} else if res.StatusCode != 200 {
+		utils.Logger.Fatalf("Status code error: %d %s", res.StatusCode, res.Status)
+	}
+
+	var data models.TrackerWeaponJSON
+	var body, _ = io.ReadAll(res.Body)
+	if err := json.Unmarshal(body, &data); err != nil {
+		utils.Logger.Fatalf("Failed to deserialize tracker API response: %s", err)
+	}
+
+	sort.SliceStable(data.Weapons, func(i, j int) bool { return data.Weapons[i].Kills > data.Weapons[j].Kills })
+	var top []models.Weapon
+
+	for _, weapon := range data.Weapons {
+		if len(top) >= topWeaponCount {
+			break
+		}
+		if gameTag == "BF2042" && weapon.Kills < 100 {
+			break
+		}
+
+		acc := (float64(weapon.ShotsHit) / float64(weapon.ShotsFired)) * 100
+		kpm := weapon.KPM
+
+		weaponMetrics := FindWeaponMetric(gameMetrics.WeaponMetrics, weapon.Type)
+		if weaponMetrics == nil {
+			utils.Logger.Error("No weapon metrics specified for '" + gameTag + "', WType '" + weapon.Type + "'! Skipping...")
+			continue
+		}
+
+		accFactor := weaponMetrics.AccuracyFactor
+		kpmFactor := weaponMetrics.KpmFactor
+
+		acc /= accFactor
+		kpm /= kpmFactor
+		weapon.Accuracy = acc
+		weapon.KPM = kpm
+
+		top = append(top, weapon)
+	}
+
+	sumAcc := 0.0
+	sumKpm := 0.0
+
+	for _, w := range top {
+		sumAcc += w.Accuracy
+		sumKpm += w.KPM
+	}
+	accAvg := sumAcc / float64(len(top))
+	kpmAvg := sumKpm / float64(len(top))
+	score := math.Round(((accAvg*kpmAvg)/normalizeFactor)*100) / 100
+
+	return float32(score)
+}