reporting-report_to_list.swift

public func reportToList(_ stations: [StationRecord]) -> String?
{
    guard let mainTemplate = self.loadTemplate(ofType: .list),
          let rowTemplate = self.loadTemplate(ofType: .listRow)
    else
    {
        return nil
    }

    let rows = stations
        .map({
            var ocuppation_style = ""

            switch $0.occupation
            {
                case .low:
                    ocuppation_style = "low-occupation"
                case .medium:
                    ocuppation_style = "middle-occupation"
                case .high:
                    ocuppation_style = "high-occupation"
                case .unavailable:
                    ocuppation_style = "offline-occupation"
            }

            let row = String(format: rowTemplate, ocuppation_style, "\($0.name)", "\($0.bikes)", "\($0.docks)")

            return row
        })
        .reduce("") { $0 + $1 }

    let content = String(format: mainTemplate, rows)

    return content
}