FarmMapsApiClient/FarmmapsZonering/ZoneringApplication.cs

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C#
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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 FarmmapsHaulmkilling.Models;
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using FarmmapsZonering.Models;
using FarmmapsZonering.Services;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using static FarmmapsApiSamples.Constants;
namespace FarmmapsZonering
{
public class ZoneringApplication : IApplication
{
private const string DownloadFolder = "Downloads";
private const string SettingsFile = "settings.json";
private readonly ILogger<ZoneringApplication> _logger;
private readonly FarmmapsApiService _farmmapsApiService;
private readonly GeneralService _generalService;
private readonly ZoneringService _zoneringService;
private Settings _settings;
public ZoneringApplication(ILogger<ZoneringApplication> logger, FarmmapsApiService farmmapsApiService,
GeneralService generalService, ZoneringService zoneringService)
{
_logger = logger;
_farmmapsApiService = farmmapsApiService;
_generalService = generalService;
_zoneringService = zoneringService;
}
public async Task RunAsync()
{
if (!Directory.Exists(DownloadFolder))
Directory.CreateDirectory(DownloadFolder);
// Read input data from separate file
var zoneringInputJson = File.ReadAllText("ZoneringInput.json");
List<ZoneringInput> zoneringInputs = JsonConvert.DeserializeObject<List<ZoneringInput>>(zoneringInputJson);
// !! 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();
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foreach (var input in zoneringInputs)
{
try
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{
await ZoningAsync(roots, input);
}
catch (Exception ex)
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{
_logger.LogError(ex.Message);
}
}
}
private async Task ZoningAsync(List<UserRoot> roots, ZoneringInput input)
{
var myDrive = roots.SingleOrDefault(r => r.Name == "My drive");
if (myDrive == null)
{
_logger.LogError("Could not find a needed root item");
return;
}
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bool useCreatedCropfield = true;
bool GetWatBal = input.GetWatBal;
bool getVanDerSat = true;// input.GetVanDerSat;
bool StoreVanDerSatStatistics = true;// input.storeVanDerSatStatistics;
var FieldName = input.fieldName;
string settingsfile = $"Settings_{FieldName}.json";
// Load settings from previous cropfield
LoadSettings(settingsfile);
var uploadedRoot = roots.SingleOrDefault(r => r.Name == "Uploaded");
if (uploadedRoot == null)
{
_logger.LogError("Could not find a needed root item");
return;
}
Item cropfieldItem;
if (string.IsNullOrEmpty(_settings.CropfieldItemCode))
{
_logger.LogInformation("Creating cropfield");
//var cropfieldItem = await _generalService.CreateCropfieldItemAsync(myDrive.Code, input.CropFieldName, input.cropYear
//$"VRA Poten cropfield {input.OutputFileName}",
//input.GeometryJson.ToString(Formatting.None));
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cropfieldItem = await _generalService.CreateCropfieldItemAsync(myDrive.Code, "Perceel mestsilo", 2020,
@"{ ""type"": ""Polygon"", ""coordinates"": [ [ [ 6.48270347, 53.25953201 ], [ 6.48257178, 53.25858122 ], [ 6.48781397, 53.25797859 ], [ 6.48793320, 53.25928036 ], [ 6.48270347, 53.25953201 ] ] ] }");
_settings.CropfieldItemCode = cropfieldItem.Code;
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SaveSettings(settingsfile);
//cropfieldItem = await _generalService.CreateCropfieldItemAsync(myDrive.Code, "Cropfield VRA Zonering", 2020,
// @"{ ""type"": ""Polygon"", ""coordinates"": [ [ [ 5.670991253771027, 52.796788997702613 ], [ 5.671526456638633, 52.797291618546666 ], [ 5.671275936147413, 52.797422436717852 ], [ 5.671959173850738, 52.798269302728798 ], [ 5.670649634919365, 52.798778791408822 ], [ 5.671503682048522, 52.799591206957416 ], [ 5.675159003761311, 52.798193567415474 ], [ 5.673029579585948, 52.796024727480535 ], [ 5.670991253771027, 52.796788997702613 ] ] ] }");
//_settings.CropfieldItemCode = cropfieldItem.Code;
//SaveSettings();
}
else
{
_logger.LogInformation("Cropfield already exists trying to get");
cropfieldItem = await _farmmapsApiService.GetItemAsync(_settings.CropfieldItemCode);
}
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if (GetWatBal==true) {
////Run watbal
//if (useCreatedCropfield == false || string.IsNullOrEmpty(_settings.WatBalTaskCode)) {
// var WatBalTaskCode = await _generalService.RunWatBalTask(cropfieldItem);
// _settings.WatBalTaskCode = WatBalTaskCode;
// SaveSettings(settingsfile);
//}
//// Get watbal data
//Item WatBalItem = await _generalService.FindWatBalItem(cropfieldItem, _settings.WatBalTaskCode, FieldName, StoreStatistics);
}
if (getVanDerSat==true) {
// check if vandersat task not yet done, do here and save taskcode
if (useCreatedCropfield == false || string.IsNullOrEmpty(_settings.VanDerSatTaskCode)) {
var VanDerSatTaskCode = await _generalService.RunVanDerSatTask(cropfieldItem);
_settings.VanDerSatTaskCode = VanDerSatTaskCode;
SaveSettings(settingsfile);
}
// Select a particular image item from VanDerSat
Item VanDerSatItem = await _generalService.FindVanDerSatItem(cropfieldItem, _settings.VanDerSatTaskCode, FieldName, StoreVanDerSatStatistics);
// download the geotiff
_logger.LogInformation("Downloading geotiff file");
await _farmmapsApiService.DownloadItemAsync(VanDerSatItem.Code,
Path.Combine(DownloadFolder, $"nbs_VanDerSatGeotiff_{input.OutputFileName}.zip"));
}
var inputOneItem = await _generalService.UploadDataAsync(uploadedRoot, GEOTIFF_PROCESSED_ITEMTYPE,
Path.Combine("Data", "data_9001.tif"), "data_9001");
if (inputOneItem == null) {
_logger.LogError("Could not find item for uploaded data");
return;
}
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var inputTwoItem = await _generalService.UploadDataAsync(uploadedRoot, GEOTIFF_PROCESSED_ITEMTYPE,
Path.Combine("Data", "data_times_two_4326.tiff"), "data_times_two_4326");
if (inputTwoItem == null) {
_logger.LogError("Could not find item for uploaded data");
return;
}
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//Formule kan meerdere inputs aan
// Met blokhaken en een nummer specificeer je een input:
//[0], [10]. etc...
// Aan de hand van de volgorde van input wordt momenteel bepaald welk nummer bij welk input hoort.
//[0] is dus de eerst tiff opgegeven.Als het goed is maakt het nummer nu niks uit, dus als er 2 inputs zijn en in de formule staan[0] en[10] dan zal die nog steeds werken.
//De volgorde van de tiff kun je verslepen, bij de formule inputs kun je de input van het ene[0] slot naar het andere slepen[10]
//Functies: abs, min en max
//Constanten: pi en e
//if ([0] -[1])/ ([0] +[1]) < 0 then 0
//else if ([0] -[1])/ ([0] +[1]) > 1 then 1
//else ([0] -[1]) / ([0] +[1])
var outputItem = await _zoneringService.CreateApplicationMapAsync(cropfieldItem, "[0] >= 1.28 then [1] else 0", new Output()
{
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Name = "Test",
Unit = "index",
Quantity = "kg"
}, new InputParameter()
{
ItemCode = inputOneItem.Code,
LayerName = inputOneItem.Data["layers"][0]["name"].ToString()
},
new InputParameter()
{
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ItemCode = inputOneItem.Code,
LayerName = inputOneItem.Data["layers"][0]["name"].ToString()
});
_logger.LogInformation("Downloading output");
await _farmmapsApiService.DownloadItemAsync(outputItem.Code,
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Path.Combine(DownloadFolder, $"Test.zip"));
}
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// Functions to save previously created cropfields
private void LoadSettings(string file) {
if (File.Exists(file)) {
var jsonText = File.ReadAllText(file);
_settings = JsonConvert.DeserializeObject<Settings>(jsonText);
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} else {
_settings = new Settings();
}
}
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private void SaveSettings(string file) {
if (_settings == null)
return;
var json = JsonConvert.SerializeObject(_settings);
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File.WriteAllText(file, json);
}
private void SaveInfo(string file) {
if (_settings == null)
return;
var json = JsonConvert.SerializeObject(_settings);
File.WriteAllText(file, json);
}
}
}