import Foundation
@testable import TempestasInfrastructure
import Testing

@Suite struct OpenMeteoDateDecodingTests {
    private static let json = """
    {
        "latitude": 35.7,
        "longitude": 139.7,
        "timezone": "Asia/Tokyo",
        "daily": {
            "time": ["2024-06-01"],
            "dew_point_2m_max": [15.0],
            "relative_humidity_2m_min": [50.0],
            "sunrise": ["2024-06-01T04:25"],
            "sunset": ["2024-06-01T18:52"],
            "surface_pressure_min": [1008.0],
            "apparent_temperature_max": [26.0],
            "uv_index_max": [7.0],
            "visibility_mean": [12000.0],
            "weather_code": [0],
            "wind_direction_10m_dominant": [90],
            "wind_gusts_10m_min": [10.0],
            "wind_speed_10m_min": [8.0]
        }
    }
    """

    @Test func decodesTruncatedIso8601SunriseInRequestedTimeZone() throws {
        let timeZone = try #require(TimeZone(identifier: "Asia/Tokyo"))
        let decoder = OpenMeteoDateDecoding.decoder(timeZone: timeZone)
        let contract = try decoder.decode(WeatherApiResponseContract.self, from: Data(Self.json.utf8))

        var calendar = Calendar(identifier: .gregorian)
        calendar.timeZone = timeZone

        let components = calendar.dateComponents([.hour, .minute], from: contract.items.sunriseTimes[0])
        #expect(components.hour == 4)
        #expect(components.minute == 25)
    }
}