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import { allDances, danceInManyLanguages } from 'https://deno.land/x/dance@1.1.0/dances.ts'import { ILocationOnEarthSurface, IDanceEvent } from 'https://deno.land/x/dance@1.1.0/interfaces.ts'import { DistanceCalculator } from "https://deno.land/x/distancecalculator/distance-calculator.ts"import { Request } from "https://deno.land/x/request@1.1.0/request.ts"
export class DancesProvider {
    private static readonly url = "https://raw.githubusercontent.com/dance-planner/dance/master/events/events-created-via-bot.json"
    public static getAllDances(): any[] {        return allDances    }
    public static async getDanceEvents(location: ILocationOnEarthSurface, radiusInKm: number, sourceURL?: string): Promise<IDanceEvent[]> {
        if (sourceURL === undefined) {            const danceEvents = await Request.get(DancesProvider.url)            const filteredEvents = this.filterByRadius(danceEvents, location, radiusInKm)
            return filteredEvents        }        return []    }
    public static async getAllDanceEvents(): Promise<IDanceEvent[]> {        const danceEvents = await Request.get(DancesProvider.url)                return danceEvents    }
    public static getDanceInLanguage(countryCode: string): string {        return danceInManyLanguages.filter((entry) => entry.countryCode === countryCode.toLowerCase())[0].dancing    }
    private static filterByRadius(danceEvents: IDanceEvent[], location: ILocationOnEarthSurface, radiusInKm: number) {        return danceEvents.filter((danceEvent: IDanceEvent) => {            const distanceInKilometers =                DistanceCalculator.getDistanceInKilometers(location.latitude, location.longitude, danceEvent.lat, danceEvent.lon)            // console.log(distanceInKilometers)            if (distanceInKilometers <= radiusInKm) {                return true            }            return false        })    }
}