using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Threading.Tasks; using FarmmapsApi; using FarmmapsApi.Models; using FarmmapsApi.Services; using FarmmapsNbs.Models; using Microsoft.Extensions.Logging; using Newtonsoft.Json; using Newtonsoft.Json.Linq; using static FarmmapsApiSamples.Constants; namespace FarmmapsNbs { public class NbsApplication : IApplication { private const string DownloadFolder = "Downloads"; private const string SettingsFile = "settings.json"; private readonly ILogger _logger; private readonly FarmmapsApiService _farmmapsApiService; private readonly NitrogenService _nitrogenService; private readonly GeneralService _generalService; private Settings _settings; public NbsApplication(ILogger logger, FarmmapsApiService farmmapsApiService, GeneralService generalService, NitrogenService nitrogenService) { _logger = logger; _farmmapsApiService = farmmapsApiService; _generalService = generalService; _nitrogenService = nitrogenService; } public async Task RunAsync() { var nitrogenInputJson = File.ReadAllText("NitrogenInput.json"); //var nitrogenInputJson = File.ReadAllText("fivefieldsinput.json"); List nitrogenInputs = JsonConvert.DeserializeObject>(nitrogenInputJson); if (!Directory.Exists(DownloadFolder)) Directory.CreateDirectory(DownloadFolder); LoadSettings(); // !! this call is needed the first time an api is called with a fresh clientid and secret !! await _farmmapsApiService.GetCurrentUserCodeAsync(); var roots = await _farmmapsApiService.GetCurrentUserRootsAsync(); foreach (var input in nitrogenInputs) { try { await Process(roots, input); } catch (Exception ex) { _logger.LogError(ex.Message); } } } private async Task Process(List roots, NitrogenInput input) { // !!specify if you are using an already created cropfield: bool useCreatedCropfield = false; var plantingDate = input.PlantingDate; var measurementDate = input.MeasurementDate; var uploadedRoot = roots.SingleOrDefault(r => r.Name == "Uploaded"); if (uploadedRoot == null) { _logger.LogError("Could not find a needed root item"); return; } var myDriveRoot = roots.SingleOrDefault(r => r.Name == "My drive"); if (myDriveRoot == null) { _logger.LogError("Could not find a needed root item"); return; } // Use already created cropfield or create new one Item cropfieldItem; if (useCreatedCropfield == false || string.IsNullOrEmpty(_settings.CropfieldItemCode)) { _logger.LogInformation("Creating cropfield"); cropfieldItem = await _generalService.CreateCropfieldItemAsync(myDriveRoot.Code, $"VRA NBS cropfield {input.OutputFileName}", plantingDate.Year, input.GeometryJson.ToString(Formatting.None)); _settings.CropfieldItemCode = cropfieldItem.Code; SaveSettings(); } else { _logger.LogInformation("Cropfield already exists, trying to get it"); cropfieldItem = await _farmmapsApiService.GetItemAsync(_settings.CropfieldItemCode); } var geotiffItem = (Item)null; // No file input, use most recent satellite image if (string.IsNullOrEmpty(input.File)) { _logger.LogInformation("No specific data given, retrieving most recent satellite image"); // check if satellite task not yet done, do here and save taskcode if (useCreatedCropfield == false || string.IsNullOrEmpty(_settings.SatelliteTaskCode)) { var satelliteTaskCode = await _generalService.RunSatelliteTask(cropfieldItem); _settings.SatelliteTaskCode = satelliteTaskCode; SaveSettings(); } // Select a particular satellite item from satelliteTask Item satalliteItem = await _generalService.FindSatelliteItem(cropfieldItem, _settings.SatelliteTaskCode); // must be wdvi[1] var inputType = (satalliteItem.Data["layers"] as JArray)?[1]["name"].ToString(); if (string.IsNullOrEmpty(inputType)) { _logger.LogError("Could not get the input type name from the satellite item"); return; } // download the geotiff _logger.LogInformation("Downloading geotiff file"); await _farmmapsApiService.DownloadItemAsync(satalliteItem.Code, Path.Combine(DownloadFolder, $"nbs_inputSatelliteGeotiff_{input.OutputFileName}.zip")); // overwrite measurement date by date of satellite item measurementDate = satalliteItem.DataDate.Value; geotiffItem = satalliteItem; } // (geo)tiff input: else if (input.File.Contains(".tif") || input.File.Contains(".geotiff")) { _logger.LogInformation("input = tiff data"); var dataPath = Path.Combine("Data", input.File); geotiffItem = await _generalService.UploadDataAsync(uploadedRoot, GEOTIFF_PROCESSED_ITEMTYPE, dataPath, Path.GetFileNameWithoutExtension(input.File)); if (geotiffItem == null) { _logger.LogError("Could not find item for uploaded data"); return; } } // json/shape input else { var isGeoJson = input.File.Contains("json"); var dataPath = Path.Combine("Data", input.File); var shapeItem = isGeoJson ? await _generalService.UploadDataAsync(uploadedRoot, SHAPE_PROCESSED_ITEMTYPE, dataPath, Path.GetFileNameWithoutExtension(input.File)) : await _generalService.UploadZipWithShapeAsync(uploadedRoot, dataPath, Path.GetFileNameWithoutExtension(input.File)); if (shapeItem == null) { _logger.LogError("Could not find item for uploaded data"); return; } _logger.LogInformation($"Converting shape to geotiff"); geotiffItem = await _generalService.ShapeToGeotiff(shapeItem); if (geotiffItem == null) { _logger.LogError("Something went wrong with shape to geotiff transformation"); return; } _logger.LogInformation("Downloading geotiff file"); await _farmmapsApiService.DownloadItemAsync(geotiffItem.Code, Path.Combine(DownloadFolder, $"{input.OutputFileName}.input_geotiff.zip")); } _logger.LogInformation($"Calculating targetN with targetYield: {input.TargetYield}"); var targetNItem = await _nitrogenService.CreateTargetNItem(cropfieldItem); var targetNData = await _nitrogenService.CalculateTargetN(cropfieldItem, targetNItem, plantingDate, measurementDate, input.PotatoPurposeType, input.TargetYield); if (targetNData == null) { _logger.LogError("Something went wrong with TargetN calculation"); return; } _logger.LogInformation($"TargetN: {targetNData.TargetN}"); ////Option to manually adjust the Target N, for test purposes only! //targetNData.TargetN = 225; //_logger.LogInformation($"TargetN adjusted: {targetNData.TargetN}"); var targetNDataPath = Path.Combine(DownloadFolder, $"{input.OutputFileName}.targetn.json"); await File.WriteAllTextAsync(targetNDataPath, JsonConvert.SerializeObject(targetNData, Formatting.Indented)); _logger.LogInformation("Calculating uptake map"); var uptakeMapItem = await _nitrogenService.CalculateUptakeMap(cropfieldItem, geotiffItem, plantingDate, measurementDate, input.InputVariable, input.InputLayerName); if (uptakeMapItem == null) { _logger.LogError("Something went wrong with creating the uptakeMap"); return; } _logger.LogInformation("Downloading uptake map"); await _farmmapsApiService.DownloadItemAsync(uptakeMapItem.Code, Path.Combine(DownloadFolder, $"{input.OutputFileName}.uptake.zip")); _logger.LogInformation("UptakeMap downloaded to {0}", Path.Combine(DownloadFolder, $"{input.OutputFileName}.uptake.zip")); _logger.LogInformation("Calculating application map"); var applicationMapItem = await _nitrogenService.CalculateApplicationMap(cropfieldItem, geotiffItem, plantingDate, measurementDate, input.InputVariable, targetNData.TargetN, input.InputLayerName); if (applicationMapItem == null) { _logger.LogError("Something went wrong with creating the applicationMap"); return; } _logger.LogInformation("Downloading application map"); await _farmmapsApiService.DownloadItemAsync(applicationMapItem.Code, Path.Combine(DownloadFolder, $"{input.OutputFileName}.application.zip")); _logger.LogInformation("Application map can be found in {0}", Path.Combine(DownloadFolder, $"{input.OutputFileName}.application.zip")); //transforming tiff to shape var tiffItem = applicationMapItem; if (tiffItem == null) { _logger.LogError("Could not find item for uploaded data"); return; } _logger.LogInformation($"Converting geotiff to shape"); var taskmap = await _generalService.GeotiffToShape(tiffItem); if (taskmap == null) { _logger.LogError("Something went wrong with geotiff to shape transformation"); return; } _logger.LogInformation("Downloading taskmap"); await _farmmapsApiService.DownloadItemAsync(taskmap.Code, Path.Combine(DownloadFolder, $"{input.OutputFileName}.taskmap.zip")); } // Functions to save previously created cropfields private void LoadSettings() { if (File.Exists(SettingsFile)) { var jsonText = File.ReadAllText(SettingsFile); _settings = JsonConvert.DeserializeObject(jsonText); } else { _settings = new Settings(); } } private void SaveSettings() { if (_settings == null) return; var json = JsonConvert.SerializeObject(_settings); File.WriteAllText(SettingsFile, json); } } }