FarmMapsApiClient/FarmmapsApiSamples/HerbicideService.cs

197 lines
8.4 KiB
C#

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using FarmmapsApi.Models;
using FarmmapsApi.Services;
using FarmmapsApiSamples.Models;
using Google.Apis.Upload;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using static FarmmapsApi.Extensions;
using static FarmmapsApiSamples.Constants;
namespace FarmmapsApiSamples
{
public class HerbicideService : ITestFlow
{
private readonly ILogger<HerbicideService> _logger;
private readonly FarmmapsApiService _farmmapsApiService;
private HerbicideAgent liberatorTarweAgent;
public HerbicideService(ILogger<HerbicideService> logger, FarmmapsApiService farmmapsApiService)
{
_logger = logger;
_farmmapsApiService = farmmapsApiService;
liberatorTarweAgent = new HerbicideAgent()
{
Middel = "Liberator",
Grondsoort = "Klei",
ExtraProductType = "OS",
ActieveStofGehalte = "diflu100+flufenacet400",
MinDosis = 0.33f,
MaxDosis = 0.6f,
A = 0.007f,
B = 0.25f,
C = 1.05f,
D = 97f,
E = 3f,
P = 1f,
Gewas = "Tarwe",
Opmerking = "Org. stof arme grond",
TankMix = string.Empty
};
}
public async Task TestFlow(List<UserRoot> roots)
{
var downloadFolder = "Downloads";
if (!Directory.Exists(downloadFolder))
Directory.CreateDirectory(downloadFolder);
var myDrive = roots.SingleOrDefault(r => r.Name == "My drive");
if (myDrive == null)
{
_logger.LogError("Could not find a needed root item");
return;
}
var uploadedRoot = roots.SingleOrDefault(r => r.Name == "Uploaded");
if (uploadedRoot == null)
{
_logger.LogError("Could not find a needed root item");
return;
}
_logger.LogInformation("Creating cropfield");
var cropfieldItem = await CreateCropfieldItemAsync(myDrive.Code);
_logger.LogInformation("Uploading data");
var dataItem = await UploadData(uploadedRoot, GEOTIFF_PROCESSED_ITEMTYPE, Path.Combine("Data", "Lutum.tiff"));
if(dataItem == null)
{
_logger.LogError($"Failed to upload data");
return;
}
_logger.LogInformation("Calculating appliance map");
var applianceMapItem = await CalculateApplianceMap(cropfieldItem, dataItem, liberatorTarweAgent);
if (applianceMapItem == null)
{
return;
}
_logger.LogInformation("Downloading appliance map");
await _farmmapsApiService.DownloadItemAsync(applianceMapItem.Code, Path.Combine(downloadFolder, $"{applianceMapItem.Name}.zip"));
}
private async Task<Item> CreateCropfieldItemAsync(string parentItemCode)
{
var currentYear = new DateTime(DateTime.UtcNow.Year, 1, 1);
var cropfieldItemRequest = new ItemRequest()
{
ParentCode = parentItemCode,
ItemType = CROPFIELD_ITEMTYPE,
Name = "Cropfield VRA Herbicide LUTUM",
DataDate = currentYear,
DataEndDate = currentYear.AddMonths(3),
Data = JObject.Parse("{}"),
Geometry = JObject.Parse(
@"{""type"":""Polygon"",""coordinates"":[[[4.617786844284247,52.22533706956424],[4.618642601314543,52.225938364585989],[4.6192153806397,52.22563988897754],[4.619192414656403,52.2256242822442],[4.620306732153958,52.225031745661528],[4.620542019225217,52.22519855319158],[4.621157509147853,52.22487436515405],[4.623387917230182,52.22367660757213],[4.624563444939009,52.22304740241544],[4.624562779355982,52.223046635247019],[4.624534908813479,52.22302596787506],[4.627873021330343,52.221240670658399],[4.627504935938338,52.220104419135129],[4.627324878706837,52.22020569669098],[4.627320696113512,52.22020660117888],[4.626707169518044,52.22053923770041],[4.624700376420229,52.221619047547488],[4.623471571183885,52.22227447969577],[4.623471511010673,52.22227500174403],[4.623468838689317,52.22228052566992],[4.617786844284247,52.22533706956424]]]}")
};
return await _farmmapsApiService.CreateItemAsync(cropfieldItemRequest);
}
private async Task<Item> UploadData(UserRoot root, string itemType, string filePath)
{
var startUpload = DateTime.UtcNow;
var result = await _farmmapsApiService.UploadFile(filePath, root.Code,
progress => _logger.LogInformation($"Status: {progress.Status} - BytesSent: {progress.BytesSent}"));
if (result.Progress.Status == UploadStatus.Failed)
return null;
var fileName = Path.GetFileNameWithoutExtension(filePath);
return await FindItem(root.Code, itemType, fileName,
i => i.Created >= startUpload &&
i.Name.ToLower().Contains(fileName.ToLower()));
}
private async Task<Item> CalculateApplianceMap(Item cropfieldItem, Item inputItem, HerbicideAgent agent)
{
var taskRequest = new TaskRequest()
{
TaskType = "vnd.farmmaps.task.vraherbicide"
};
taskRequest.attributes["inputCode"] = inputItem.Code;
taskRequest.attributes["agent"] = JsonConvert.SerializeObject(agent);
var taskCode = await _farmmapsApiService.QueueTaskAsync(cropfieldItem.Code, taskRequest);
await PollTask(TimeSpan.FromSeconds(3), async (tokenSource) =>
{
_logger.LogInformation("Checking vraherbicide task status");
var itemTaskStatus = await _farmmapsApiService.GetTaskStatusAsync(cropfieldItem.Code, taskCode);
if (itemTaskStatus.State == ItemTaskState.Error || itemTaskStatus.State == ItemTaskState.Ok)
tokenSource.Cancel();
});
var itemTask = await _farmmapsApiService.GetTaskStatusAsync(cropfieldItem.Code, taskCode);
if (itemTask.State == ItemTaskState.Error)
{
_logger.LogError($"Something went wrong with task execution: {itemTask.Message}");
return null;
}
var itemName = $"VRAHerbicide {agent.Middel}";
var applianceMapItem = await FindItem(cropfieldItem.Code,
GEOTIFF_PROCESSED_ITEMTYPE, itemName,
i => i.Updated >= itemTask.Finished.GetValueOrDefault(DateTime.UtcNow) &&
i.Name.ToLower().Contains(itemName.ToLower()));
if (applianceMapItem == null)
{
_logger.LogError("Could not find the VRAHerbicide geotiff child item under cropfield");
return null;
}
return applianceMapItem;
}
private async Task<Item> FindItem(string parentCode, string itemType, string containsName,
Func<Item,bool> filter = null, int maxTries = 10)
{
Item dataItem = null;
int tries = 0;
await PollTask(TimeSpan.FromSeconds(3), async source =>
{
_logger.LogInformation($"Trying to get {containsName} data");
var uploadedFilesChildren = await _farmmapsApiService.GetItemChildrenAsync(parentCode, itemType);
if (uploadedFilesChildren.Count > 0)
{
Func<Item, bool> func = filter ?? (i => i.Name.ToLower().Contains(containsName.ToLower()));
dataItem = uploadedFilesChildren.FirstOrDefault(func);
source.Cancel();
} else if (tries == maxTries)
{
source.Cancel();
}
tries++;
});
if (dataItem == null)
{
_logger.LogError("dataItem not found");
return null;
}
_logger.LogInformation($"Found {containsName} item");
return dataItem;
}
}
}