130 lines
3.2 KiB
Go
130 lines
3.2 KiB
Go
package utils
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import (
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"InfantrySkillCalculator/models"
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"encoding/json"
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"fmt"
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"io"
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"log"
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"math"
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"net/http"
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"sort"
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)
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func GetGameMetric(gameTag string) *models.GameMetric {
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for _, metric := range GameMetrics.GameMetrics {
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if metric.GameName == gameTag {
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return &metric
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}
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}
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return nil
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}
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func FindWeaponMetric(weaponMetrics []models.WeaponMetric, weaponCategory string) *models.WeaponMetric {
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for _, metric := range weaponMetrics {
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if metric.WeaponCategory == weaponCategory {
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return &metric
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}
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}
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return nil
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}
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func CalcPlayerScore(playerName string, gameTag string) float32 {
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if gameTag != "BF5" && gameTag != "BF2042" {
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_, _ = fmt.Fprintf(GinWriter, "UNSUPPORTED GAME: "+gameTag+"\n")
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return -1
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}
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gameMetrics := GetGameMetric(gameTag)
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if gameMetrics == nil {
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_, _ = fmt.Fprintf(GinWriter, "No game metrics specified for '"+gameTag+"'\n")
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return -1
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}
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normalizeFactor := gameMetrics.NormalizeFactor
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topWeaponCount := gameMetrics.TopWeaponCount
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c := http.Client{}
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var reqUri string
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if gameTag == "BF5" {
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reqUri = "https://api.gametools.network/bfv/weapons/?raw=false&format_values=false&name=" + playerName + "&platform=pc"
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} else if gameTag == "BF2042" {
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reqUri = "https://api.gametools.network/bf2042/stats/?raw=false&format_values=false&name=" + playerName + "&platform=pc"
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}
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req, err := http.NewRequest("GET", reqUri, nil)
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if err != nil {
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_, _ = fmt.Fprintf(GinWriter, err.Error()+"\n")
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return -1
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}
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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")
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res, err := c.Do(req)
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if err != nil {
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_, _ = fmt.Fprintf(GinWriter, err.Error()+"\n")
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return -1
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}
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defer func(Body io.ReadCloser) {
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_ = Body.Close()
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}(res.Body)
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if res.StatusCode == 404 {
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_, _ = fmt.Fprintf(GinWriter, "User '"+playerName+"' does not exist!\n")
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return -1
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} else if res.StatusCode != 200 {
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log.Fatalf("Status code error: %d %s", res.StatusCode, res.Status)
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}
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var data models.TrackerWeaponJSON
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var body, _ = io.ReadAll(res.Body)
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if err := json.Unmarshal(body, &data); err != nil {
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log.Fatalf("Failed to deserialize tracker API response: %s", err)
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}
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sort.SliceStable(data.Weapons, func(i, j int) bool { return data.Weapons[i].Kills > data.Weapons[j].Kills })
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var top []models.Weapon
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for _, weapon := range data.Weapons {
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if len(top) >= topWeaponCount {
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break
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}
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if gameTag == "BF2042" && weapon.Kills < 100 {
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break
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}
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acc := (float64(weapon.ShotsHit) / float64(weapon.ShotsFired)) * 100
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kpm := weapon.KPM
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weaponMetrics := FindWeaponMetric(gameMetrics.WeaponMetrics, weapon.Type)
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if weaponMetrics == nil {
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_, _ = fmt.Fprintf(GinWriter, "No weapon metrics specified for '"+gameTag+"', WType '"+weapon.Type+"'\n")
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continue
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}
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accFactor := weaponMetrics.AccuracyFactor
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kpmFactor := weaponMetrics.KpmFactor
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acc /= accFactor
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kpm /= kpmFactor
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weapon.Accuracy = acc
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weapon.KPM = kpm
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top = append(top, weapon)
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}
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sumAcc := 0.0
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sumKpm := 0.0
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for _, w := range top {
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sumAcc += w.Accuracy
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sumKpm += w.KPM
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}
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accAvg := sumAcc / float64(len(top))
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kpmAvg := sumKpm / float64(len(top))
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score := math.Round(((accAvg*kpmAvg)/normalizeFactor)*100) / 100
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return float32(score)
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}
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