@lovebowls/leaguejs/src/utils/validators.js

A framework-agnostic JavaScript library for managing leagues, teams, and matches

/**
 * Validation utilities for the leagueJS
 */
export function validateLeague(data) {
    const errors = [];

    if (!data.name) {
        errors.push('League name is required');
    }

    if (data.settings) {
        if (typeof data.settings.pointsForWin !== 'undefined') {
            if (typeof data.settings.pointsForWin !== 'number' || data.settings.pointsForWin < 0) {
                errors.push('Invalid points settings');
            }
        }
        if (typeof data.settings.pointsForDraw !== 'undefined') {
            if (typeof data.settings.pointsForDraw !== 'number' || data.settings.pointsForDraw < 0) {
                errors.push('Invalid points settings');
            }
        }
        if (typeof data.settings.pointsForLoss !== 'undefined') {
            if (typeof data.settings.pointsForLoss !== 'number' || data.settings.pointsForLoss < 0) {
                errors.push('Invalid points settings');
            }
        }
        
        // Validate timesTeamsPlayOther
        if (typeof data.settings.timesTeamsPlayOther !== 'undefined') {
            if (typeof data.settings.timesTeamsPlayOther !== 'number' || 
                data.settings.timesTeamsPlayOther < 1 || 
                data.settings.timesTeamsPlayOther > 10) {
                errors.push('timesTeamsPlayOther must be an integer between 1 and 10');
            }
        }
    }

    return {
        isValid: errors.length === 0,
        errors
    };
}

export function validateTeam(data) {
    const errors = [];

    if (!data._id || !data._id.trim()) {
        errors.push('Team ID is required');
    }

    return {
        isValid: errors.length === 0,
        errors
    };
}

export function validateMatch(data) {
    const errors = [];

    if (!data.homeTeam || !data.homeTeam._id) {
        errors.push('Home team is required');
    }

    if (!data.awayTeam || !data.awayTeam._id) {
        errors.push('Away team is required');
    }

    if (data.date && !(data.date instanceof Date) && isNaN(new Date(data.date).getTime())) {
        errors.push('Invalid date format');
    }

    // Validate result scores if result object exists
    if (data.result) {
        if (typeof data.result.homeScore !== 'number' || data.result.homeScore < 0) {
            errors.push('Home score must be a non-negative number');
        }
        if (typeof data.result.awayScore !== 'number' || data.result.awayScore < 0) {
            errors.push('Away score must be a non-negative number');
        }
        // Optionally, could add validation for rinkScores structure here if needed
    }

    return {
        isValid: errors.length === 0,
        errors
    };
}