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i <= n; i++) {\n result *= i;\n }\n return result;\n}\n\nexport function calculateLeagueAverages(allMatches: MatchData[], maxWeek: number): LeagueAverages {\n const validMatches = allMatches.filter(match => \n match.week < maxWeek && \n match.hasValidScore\n );\n \n if (validMatches.length === 0) {\n return {\n homeTeamGoalsFor: 1.5, homeTeamGoalsAgainst: 1.2,\n awayTeamGoalsFor: 1.2, awayTeamGoalsAgainst: 1.5,\n homeTeamXgFor: 1.4, homeTeamXgAgainst: 1.1,\n awayTeamXgFor: 1.1, awayTeamXgAgainst: 1.4\n };\n }\n \n let homeGoalsFor = 0, homeGoalsAgainst = 0;\n let awayGoalsFor = 0, awayGoalsAgainst = 0;\n let homeXgFor = 0, homeXgAgainst = 0;\n let awayXgFor = 0, awayXgAgainst = 0;\n let homeMatches = 0, awayMatches = 0;\n \n validMatches.forEach(match => {\n homeGoalsFor += match.homeGoals || 0;\n homeGoalsAgainst += match.awayGoals || 0;\n homeXgFor += match.homeXg || 0;\n homeXgAgainst += match.awayXg || 0;\n homeMatches++;\n \n awayGoalsFor += match.awayGoals || 0;\n awayGoalsAgainst += match.homeGoals || 0;\n awayXgFor += match.awayXg || 0;\n awayXgAgainst += match.homeXg || 0;\n awayMatches++;\n });\n \n return {\n homeTeamGoalsFor: homeGoalsFor / homeMatches,\n homeTeamGoalsAgainst: homeGoalsAgainst / homeMatches,\n awayTeamGoalsFor: awayGoalsFor / awayMatches,\n awayTeamGoalsAgainst: awayGoalsAgainst / awayMatches,\n homeTeamXgFor: homeXgFor / homeMatches,\n homeTeamXgAgainst: homeXgAgainst / homeMatches,\n awayTeamXgFor: awayXgFor / awayMatches,\n awayTeamXgAgainst: awayXgAgainst / awayMatches\n };\n}\n\nexport function calculateTeamStrength(\n teamName: string, \n isHome: boolean, \n targetWeek: number, \n allMatches: MatchData[], \n leagueAverages: LeagueAverages\n): TeamStrength {\n const teamMatches = allMatches.filter(match => \n match.week < targetWeek && \n match.hasValidScore &&\n ((isHome && match.homeTeam === teamName) || (!isHome && match.awayTeam === teamName))\n );\n \n if (teamMatches.length === 0) {\n return {\n attackStrength: 1.0, defenseStrength: 1.0,\n xgAttackStrength: 1.0, xgDefenseStrength: 1.0,\n adjustedGoalsFor: isHome ? leagueAverages.homeTeamGoalsFor : leagueAverages.awayTeamGoalsFor,\n adjustedGoalsAgainst: isHome ? leagueAverages.homeTeamGoalsAgainst : leagueAverages.awayTeamGoalsAgainst,\n adjustedXgFor: isHome ? leagueAverages.homeTeamXgFor : leagueAverages.awayTeamXgFor,\n adjustedXgAgainst: isHome ? leagueAverages.homeTeamXgAgainst : leagueAverages.awayTeamXgAgainst\n };\n }\n \n let goalsFor = 0, goalsAgainst = 0, xgFor = 0, xgAgainst = 0;\n \n teamMatches.forEach(match => {\n if (isHome && match.homeTeam === teamName) {\n goalsFor += match.homeGoals || 0;\n goalsAgainst += match.awayGoals || 0;\n xgFor += match.homeIsabetliSutXg || match.homeXg || 0;\n xgAgainst += match.awayIsabetliSutXg || match.awayXg || 0;\n } else if (!isHome && match.awayTeam === teamName) {\n goalsFor += match.awayGoals || 0;\n goalsAgainst += match.homeGoals || 0;\n xgFor += match.awayIsabetliSutXg || match.awayXg || 0;\n xgAgainst += match.homeIsabetliSutXg || match.homeXg || 0;\n }\n });\n \n const avgGoalsFor = goalsFor / teamMatches.length;\n const avgGoalsAgainst = goalsAgainst / teamMatches.length;\n const avgXgFor = xgFor / teamMatches.length;\n const avgXgAgainst = xgAgainst / teamMatches.length;\n \n const leagueGoalsFor = isHome ? leagueAverages.homeTeamGoalsFor : leagueAverages.awayTeamGoalsFor;\n const leagueGoalsAgainst = isHome ? leagueAverages.homeTeamGoalsAgainst : leagueAverages.awayTeamGoalsAgainst;\n const leagueXgFor = isHome ? leagueAverages.homeTeamXgFor : leagueAverages.awayTeamXgFor;\n const leagueXgAgainst = isHome ? leagueAverages.homeTeamXgAgainst : leagueAverages.awayTeamXgAgainst;\n \n const attackStrength = avgGoalsFor / leagueGoalsFor;\n const defenseStrength = avgGoalsAgainst / leagueGoalsAgainst;\n const xgAttackStrength = avgXgFor / leagueXgFor;\n const xgDefenseStrength = avgXgAgainst / leagueXgAgainst;\n \n return {\n attackStrength: Math.round(attackStrength * 1000) / 1000,\n defenseStrength: Math.round(defenseStrength * 1000) / 1000,\n xgAttackStrength: Math.round(xgAttackStrength * 1000) / 1000,\n xgDefenseStrength: Math.round(xgDefenseStrength * 1000) / 1000,\n adjustedGoalsFor: avgGoalsFor,\n adjustedGoalsAgainst: avgGoalsAgainst,\n adjustedXgFor: avgXgFor,\n adjustedXgAgainst: avgXgAgainst\n };\n}\n\nexport function calculateOverUnderAnalysis(homeXgAvg: number, awayXgAvg: number): OverUnderAnalysis {\n let under25 = 0, under35 = 0;\n let bttsNo = 0;\n \n for (let homeGoals = 0; homeGoals <= 5; homeGoals++) {\n for (let awayGoals = 0; awayGoals <= 5; awayGoals++) {\n const homeProb = poissonProbability(homeXgAvg, homeGoals);\n const awayProb = poissonProbability(awayXgAvg, awayGoals);\n const combinedProb = homeProb * awayProb;\n \n const totalGoals = homeGoals + awayGoals;\n \n if (totalGoals < 2.5) under25 += combinedProb;\n if (totalGoals < 3.5) under35 += combinedProb;\n \n if (homeGoals === 0 || awayGoals === 0) bttsNo += combinedProb;\n }\n }\n \n const over25 = 1 - under25;\n const over35 = 1 - under35;\n const bttsYes = 1 - bttsNo;\n \n let recommendedBet = 'Belirsiz';\n let confidence = 0;\n \n const bets = [\n { name: 'Alt 2.5', prob: under25 },\n { name: 'Üst 2.5', prob: over25 },\n { name: 'Alt 3.5', prob: under35 },\n { name: 'Üst 3.5', prob: over35 },\n { name: 'KG Var', prob: bttsYes },\n { name: 'KG Yok', prob: bttsNo }\n ];\n \n const bestBet = bets.reduce((max, bet) => bet.prob > max.prob ? bet : max);\n \n if (bestBet.prob > 0.6) {\n recommendedBet = bestBet.name;\n confidence = Math.round(bestBet.prob * 100);\n }\n \n return {\n under25Goals: Math.round(under25 * 100),\n over25Goals: Math.round(over25 * 100),\n under35Goals: Math.round(under35 * 100),\n over35Goals: Math.round(over35 * 100),\n bttsYes: Math.round(bttsYes * 100),\n bttsNo: Math.round(bttsNo * 100),\n recommendedBet,\n confidence\n };\n}\n\nexport function calculateMostLikelyScore(homeXgAvg: number, awayXgAvg: number): { homeGoals: number; awayGoals: number; probability: number } {\n let maxProbability = 0;\n let bestHomeGoals = 0;\n let bestAwayGoals = 0;\n \n for (let homeGoals = 0; homeGoals <= 5; homeGoals++) {\n for (let awayGoals = 0; awayGoals <= 5; awayGoals++) {\n const homeProb = poissonProbability(homeXgAvg, homeGoals);\n const awayProb = poissonProbability(awayXgAvg, awayGoals);\n const combinedProb = homeProb * awayProb;\n \n if (combinedProb > maxProbability) {\n maxProbability = combinedProb;\n bestHomeGoals = homeGoals;\n bestAwayGoals = awayGoals;\n }\n }\n }\n \n return { homeGoals: bestHomeGoals, awayGoals: bestAwayGoals, probability: maxProbability };\n}\n\nexport function calculateWinProbabilities(homeXgAvg: number, awayXgAvg: number): WinProbabilities {\n let homeWinProb = 0;\n let drawProb = 0;\n let awayWinProb = 0;\n \n for (let homeGoals = 0; homeGoals <= 5; homeGoals++) {\n for (let awayGoals = 0; awayGoals <= 5; awayGoals++) {\n const homeProb = poissonProbability(homeXgAvg, homeGoals);\n const awayProb = poissonProbability(awayXgAvg, awayGoals);\n const combinedProb = homeProb * awayProb;\n \n if (homeGoals > awayGoals) {\n homeWinProb += combinedProb;\n } else if (homeGoals === awayGoals) {\n drawProb += combinedProb;\n } else {\n awayWinProb += combinedProb;\n }\n }\n }\n \n return {\n home: Math.round(homeWinProb * 100),\n draw: Math.round(drawProb * 100),\n away: Math.round(awayWinProb * 100)\n };\n}\n\nexport function calculatePowerScore(teamName: string, isHome: boolean, targetWeek: number, allMatches: MatchData[]): number {\n if (targetWeek === 1) return 0;\n \n const previousMatches = allMatches.filter(match => \n match.week < targetWeek && \n match.hasValidScore &&\n (match.homeTeam === teamName || match.awayTeam === teamName)\n );\n \n if (previousMatches.length === 0) return 0;\n \n let totalPoints = 0;\n previousMatches.forEach(match => {\n const isTeamHome = match.homeTeam === teamName;\n let points = 0;\n \n if (isTeamHome) {\n if (match.homeGoals > match.awayGoals) points = 3;\n else if (match.homeGoals === match.awayGoals) points = 1;\n } else {\n if (match.awayGoals > match.homeGoals) points = 3;\n else if (match.awayGoals === match.homeGoals) points = 1;\n }\n totalPoints += points;\n });\n \n const avgPoints = totalPoints / previousMatches.length;\n return Math.round((avgPoints / 3) * 100 * 10) / 10;\n}","deleted","label",[170,153],"shared","permalink","https://www.val.town/x/cemugur70/fotmob/code/shared/calculations.ts","extension","actionData","errors"]