solved issue where sometimes satelliteItem contains only 2 layers

Normally 3 layers 0: ndvi, 1: wdvi, 2: natural. In some cases only 2 layers: 0: wdvi, 1: natural. Which caused error when requesting statistics.
This happened for example for cropfieldItem.Code ‘e08d71bd92334dbab9e645ad6e72da63’
This commit is contained in:
pepijn van oort 2021-05-28 17:25:31 +02:00
parent 1bc326cfd2
commit 111b4e576f
5 changed files with 232 additions and 194 deletions

View File

@ -423,32 +423,28 @@ namespace FarmmapsApi.Services
string satelliteDataStatisticsFile = Path.Combine(downloadFolder, $"satelliteStats_{fieldName}.csv"); string satelliteDataStatisticsFile = Path.Combine(downloadFolder, $"satelliteStats_{fieldName}.csv");
File.Delete(satelliteDataStatisticsFile); // Delete the SatelliteFile file if exists File.Delete(satelliteDataStatisticsFile); // Delete the SatelliteFile file if exists
List<int> selectedLayers = new List<int>();
foreach (string satelliteBand in satelliteBands)
{
if (satelliteBand == "ndvi") selectedLayers.Add(0);
if (satelliteBand == "wdvi") selectedLayers.Add(1);
};
string headerLineStats = $"FieldName,satelliteDate,satelliteBand,max,min,mean,mode,median,stddev,minPlus,curtosis,maxMinus,skewness,variance,populationCount,variationCoefficient,confidenceIntervalLow, confidenceIntervalHigh,confidenceIntervalErrorMargin" + Environment.NewLine; string headerLineStats = $"FieldName,satelliteDate,satelliteBand,max,min,mean,mode,median,stddev,minPlus,curtosis,maxMinus,skewness,variance,populationCount,variationCoefficient,confidenceIntervalLow, confidenceIntervalHigh,confidenceIntervalErrorMargin" + Environment.NewLine;
File.AppendAllText(satelliteDataStatisticsFile, headerLineStats); File.AppendAllText(satelliteDataStatisticsFile, headerLineStats);
foreach (var item in satelliteTiffs) foreach (var satelliteTiff in satelliteTiffs)
foreach (int selectedLayer in selectedLayers) {
List<JToken> layers = satelliteTiff.Data["layers"].Children().ToList();
foreach (JToken layer in layers)
{ {
DateTime satelliteImageDate = (DateTime)satelliteTiff.DataDate;
string satelliteBand = layer["name"].ToString();
if (satelliteBands.Contains(satelliteBand))
{ {
var satelliteBand = item.Data["layers"][selectedLayer]["name"]; JToken satelliteStatisticsJtoken = layer["renderer"]["band"]["statistics"];
var satelliteImageDate = (DateTime)item.DataDate;
var satelliteStatisticsJtoken = item.Data["layers"][selectedLayer]["renderer"]["band"]["statistics"];
if (satelliteStatisticsJtoken == null) if (satelliteStatisticsJtoken == null)
{ {
_logger.LogWarning($"{satelliteImageDate.ToString("yyyy-MM-dd")} no statistics found"); _logger.LogWarning($"{satelliteImageDate.ToString("yyyy-MM-dd")} no statistics found for satelliteBand '{satelliteBand}'");
//Console.WriteLine($"Available data: {item.Data}");
} }
else else
{ {
SatelliteStatistics satelliteStatistics = satelliteStatisticsJtoken.ToObject<SatelliteStatistics>(); SatelliteStatistics satelliteStatistics = satelliteStatisticsJtoken.ToObject<SatelliteStatistics>();
satelliteStatistics.fieldName = fieldName; satelliteStatistics.fieldName = fieldName;
satelliteStatistics.satelliteDate = satelliteImageDate; satelliteStatistics.satelliteDate = satelliteImageDate;
satelliteStatistics.satelliteBand = satelliteBand.ToString(); satelliteStatistics.satelliteBand = satelliteBand;
File.AppendAllText(satelliteDataStatisticsFile, $"" + File.AppendAllText(satelliteDataStatisticsFile, $"" +
$"{satelliteStatistics.fieldName}," + $"{satelliteStatistics.fieldName}," +
$"{satelliteStatistics.satelliteDate.ToString("yyyy-MM-dd")}," + $"{satelliteStatistics.satelliteDate.ToString("yyyy-MM-dd")}," +
@ -473,37 +469,41 @@ namespace FarmmapsApi.Services
} }
} }
} }
}
return satelliteDataStatisticsFile; return satelliteDataStatisticsFile;
} }
public async Task<List<SatelliteStatistics>> ListSatelliteStatistics(Item satelliteTiff, List<string> satelliteBands = null, string fieldName = null) public async Task<List<SatelliteStatistics>> ListSatelliteStatistics(Item satelliteTiff, List<string> satelliteBands = null, string fieldName = null)
{ {
SatelliteStatistics satelliteStatistics; SatelliteStatistics satelliteStatistics;
List<SatelliteStatistics> listSatelliteStatistics = new List<SatelliteStatistics>(); List<SatelliteStatistics> listSatelliteStatistics = new List<SatelliteStatistics>();
List<int> selectedLayers = new List<int>(); List<JToken> layers = satelliteTiff.Data["layers"].Children().ToList();
foreach (string satelliteBand in satelliteBands) foreach (JToken layer in layers)
{ {
if (satelliteBand == "ndvi") selectedLayers.Add(0); DateTime satelliteImageDate = (DateTime)satelliteTiff.DataDate;
if (satelliteBand == "wdvi") selectedLayers.Add(1); string satelliteBand = layer["name"].ToString();
}; //_logger.LogInformation($"Date '{satelliteImageDate.ToString("yyyy-MM-dd")}': satelliteBand: {satelliteBand}");
if (satelliteBands.Contains(satelliteBand))
foreach (int selectedLayer in selectedLayers)
{
var satelliteBand = satelliteTiff.Data["layers"][selectedLayer]["name"];
var satelliteImageDate = (DateTime)satelliteTiff.DataDate;
var satelliteStatisticsJtoken = satelliteTiff.Data["layers"][selectedLayer]["renderer"]["band"]["statistics"];
if (satelliteStatisticsJtoken == null)
{ {
_logger.LogWarning($"{satelliteImageDate.ToString("yyyy-MM-dd")} no statistics found"); JToken satelliteStatisticsJtoken = layer["renderer"]["band"]["statistics"];
//Console.WriteLine($"Available data: {item.Data}"); if (satelliteStatisticsJtoken == null)
} {
else _logger.LogWarning($"{satelliteImageDate.ToString("yyyy-MM-dd")} no statistics found for satelliteBand '{satelliteBand}'");
{ //Console.WriteLine($"Available data: {item.Data}");
satelliteStatistics = satelliteStatisticsJtoken.ToObject<SatelliteStatistics>(); }
satelliteStatistics.fieldName = fieldName.ToString(); else
satelliteStatistics.satelliteDate = satelliteImageDate; {
satelliteStatistics.satelliteBand = satelliteBand.ToString(); //_logger.LogInformation($"Adding satelliteStatistics to listSatelliteStatistics");
listSatelliteStatistics.Add(satelliteStatistics); satelliteStatistics = satelliteStatisticsJtoken.ToObject<SatelliteStatistics>();
satelliteStatistics.fieldName = fieldName;
satelliteStatistics.satelliteDate = satelliteImageDate;
satelliteStatistics.satelliteBand = satelliteBand;
listSatelliteStatistics.Add(satelliteStatistics);
}
} }
//else
//{
// _logger.LogInformation($"this satelliteBand is not in your list satelliteBands");
//}
} }
return listSatelliteStatistics; return listSatelliteStatistics;

View File

@ -57,16 +57,15 @@ namespace FarmmapsBulkSatDownload
// Crashes if "DBsettings.secrets.json" is absent or empty // Crashes if "DBsettings.secrets.json" is absent or empty
DB dbparcels = JsonConvert.DeserializeObject<DB>(File.ReadAllText("DBsettings.secrets.json")); DB dbparcels = JsonConvert.DeserializeObject<DB>(File.ReadAllText("DBsettings.secrets.json"));
string schemaname = "bigdata"; string schemaname = "bigdata";
string parceltablename = "parcel_disac";//"parcelsijbrandij" "parcel"; "parcel_flowerbulbs"; "parcel_disac" string parceltablename = "parcel_flowerbulbs";//"parcelsijbrandij" "parcel"; "parcel_flowerbulbs"; "parcel_disac"
string groenmonitortablename = "groenmonitor_disac";//"groenmonitorsijbrandij" "groenmonitor" "groenmonitor_flowerbulbs" "groenmonitor_disac" string groenmonitortablename = "groenmonitor_flowerbulbs";//"groenmonitorsijbrandij" "groenmonitor" "groenmonitor_flowerbulbs" "groenmonitor_disac"
// The view 'groenmonitorlatestviewname' contains per parcelid (arbid) the year in which it "exists" and the date of the latest image downloaded. It is used to prevent unneccessary downloading of image statistics already in the database // The view 'groenmonitorlatestviewname' contains per parcelid (arbid) the year in which it "exists" and the date of the latest image downloaded. It is used to prevent unneccessary downloading of image statistics already in the database
string groenmonitorlatestviewname = "groenmonitorlatest_disac"; //"groenmonitorsijbrandijlatest" "groenmonitorlatest" "groenmonitorlatest_flowerbulbs" "groenmonitorlatest_disac" string groenmonitorlatestviewname = "groenmonitorlatest_flowerbulbs"; //"groenmonitorsijbrandijlatest" "groenmonitorlatest" "groenmonitorlatest_flowerbulbs" "groenmonitorlatest_disac"
//GroenmonitorTable gmtb;
// Database query and connection. Geometry must be in WGS84 coordinate system, EPSG 4326 // Database query and connection. Geometry must be in WGS84 coordinate system, EPSG 4326
// Apparently the FarmmapsApi cannot handle MultiPolygon, so we need to convert to single Polygon // Apparently the FarmmapsApi cannot handle MultiPolygon, so we need to convert to single Polygon
// In case database returns a MultiPolygon use ST_NumGeometries(pt.geom) to count the number of polygons // In case database returns a MultiPolygon use ST_NumGeometries(pt.geom) to count the number of polygons
// If necessary use WHERE T_NumGeometries(pt.geom) = 1 to select only single polygons // If necessary use WHERE ST_NumGeometries(pt.geom) = 1 to select only single polygons
// //
// FarmMaps get's its satellite images from www.groenmonitor.nl through the https://agrodatacube.wur.nl/. // FarmMaps get's its satellite images from www.groenmonitor.nl through the https://agrodatacube.wur.nl/.
// Many images are available at www.groenmonitor.nl, the https://agrodatacube.wur.nl/ serves only the clean images, 10-30 per year, 2019 onwards. Possibly more images will be added for earlier years // Many images are available at www.groenmonitor.nl, the https://agrodatacube.wur.nl/ serves only the clean images, 10-30 per year, 2019 onwards. Possibly more images will be added for earlier years
@ -79,9 +78,11 @@ namespace FarmmapsBulkSatDownload
SELECT pt.arbid, pt.year, gml.lastwenrdate, ST_AsGeoJSON(ST_Transform((ST_DUMP(pt.geom)).geom::geometry(Polygon),4326)) AS geojson_polygon_wgs84, COALESCE(pt.cropfielditemcode,'') AS cropfielditemcode SELECT pt.arbid, pt.year, gml.lastwenrdate, ST_AsGeoJSON(ST_Transform((ST_DUMP(pt.geom)).geom::geometry(Polygon),4326)) AS geojson_polygon_wgs84, COALESCE(pt.cropfielditemcode,'') AS cropfielditemcode
FROM {0}.{1} pt, {0}.{2} gml FROM {0}.{1} pt, {0}.{2} gml
WHERE WHERE
pt.arbid = gml.arbid pt.arbid = gml.arbid AND
pt.crop NOT IN ('Lelie','Tulp') AND
pt.year > 2018 AND pt.arbid >= 8155
ORDER BY pt.arbid ORDER BY pt.arbid
LIMIT 15;", schemaname, parceltablename, groenmonitorlatestviewname); //LIMIT x for testing LIMIT 2000;", schemaname, parceltablename, groenmonitorlatestviewname); //LIMIT x for testing
using (NpgsqlConnection connection = new NpgsqlConnection(connectionString)) using (NpgsqlConnection connection = new NpgsqlConnection(connectionString))
{ {
@ -182,12 +183,16 @@ LIMIT 15;", schemaname, parceltablename, groenmonitorlatestviewname); //LIMIT
DateTime dtSatelliteDate; DateTime dtSatelliteDate;
string strSatelliteDate; string strSatelliteDate;
List<Item> satelliteItemsCropYear; List<Item> satelliteItemsCropYear;
GroenmonitorTable groenmonitorTable = new GroenmonitorTable(); StringBuilder sbInsertSql;
StringBuilder sbInsertSqlInto;
StringBuilder sbInsertSqlUpdate;
StringBuilder sbInsertSqlValues;
List<SatelliteStatistics> listSatelliteStatistics; List<SatelliteStatistics> listSatelliteStatistics;
SatelliteStatistics satelliteStatistics_wdvi; SatelliteStatistics satelliteStatistics_wdvi;
SatelliteStatistics satelliteStatistics_ndvi; SatelliteStatistics satelliteStatistics_ndvi;
int cntDatesDownloaded; int cntDatesDownloaded;
string satelliteSource = "akkerwebwenr"; //same as in groenmonitorlatestviewname SQL code
string fieldName = input.fieldName; string fieldName = input.fieldName;
int cropYear = input.cropYear; int cropYear = input.cropYear;
List<string> satelliteBands = input.SatelliteBands; List<string> satelliteBands = input.SatelliteBands;
@ -199,7 +204,6 @@ LIMIT 15;", schemaname, parceltablename, groenmonitorlatestviewname); //LIMIT
string satelllitetable = input.satelllitetable; string satelllitetable = input.satelllitetable;
DateTime lastDownloadedSatelliteDate = input.lastdownloadedimagedate; DateTime lastDownloadedSatelliteDate = input.lastdownloadedimagedate;
cropfielditemcode = input.cropfielditemcode; cropfielditemcode = input.cropfielditemcode;
string insertSql = InsertSQLfromClass(schemaname, satelllitetable);
LoadSettings(settingsfile); LoadSettings(settingsfile);
@ -236,7 +240,7 @@ LIMIT 15;", schemaname, parceltablename, groenmonitorlatestviewname); //LIMIT
//Console.WriteLine(insertCmd.CommandText); //Console.WriteLine(insertCmd.CommandText);
int r = updateCmd.ExecuteNonQuery(); int r = updateCmd.ExecuteNonQuery();
if (r != 1) if (r != 1)
throw new Exception("// FarmmapsBulkSatDownload: Insert Failed"); throw new Exception("// FarmmapsBulkSatDownload: Update Failed");
connection.Close(); connection.Close();
} }
_logger.LogInformation($"// FarmmapsBulkSatDownload: Added cropfieldItem.Code '{cropfieldItem.Code}' for parcelid {input.fieldID} to {schemaname}.{cropfieldtable} "); _logger.LogInformation($"// FarmmapsBulkSatDownload: Added cropfieldItem.Code '{cropfieldItem.Code}' for parcelid {input.fieldID} to {schemaname}.{cropfieldtable} ");
@ -260,7 +264,7 @@ LIMIT 15;", schemaname, parceltablename, groenmonitorlatestviewname); //LIMIT
// SaveSettings(settingsfile); // SaveSettings(settingsfile);
// Getting satellite items // Getting satellite items
_logger.LogInformation(string.Format($"Running FindSatelliteItemsCropYear for cropfieldItem.Code '{cropfieldItem.Code}', SatelliteTaskCode '{satelliteTaskCode}'")); _logger.LogInformation(string.Format($"Running FindSatelliteItems for cropfieldItem.Code '{cropfieldItem.Code}', SatelliteTaskCode '{satelliteTaskCode}'"));
satelliteItemsCropYear = await _generalService.FindSatelliteItems(cropfieldItem, satelliteTaskCode); satelliteItemsCropYear = await _generalService.FindSatelliteItems(cropfieldItem, satelliteTaskCode);
// Checking if satellite items found // Checking if satellite items found
@ -268,14 +272,14 @@ LIMIT 15;", schemaname, parceltablename, groenmonitorlatestviewname); //LIMIT
if (satelliteItemsCropYear == null) if (satelliteItemsCropYear == null)
{ {
satelliteItemsAvailable = false; satelliteItemsAvailable = false;
_logger.LogInformation($"No satellite tiffs found for fieldName '{fieldName}', cropYear {cropYear}"); _logger.LogInformation($"No satellite tiffs found for fieldName '{fieldName}', cropYear {cropYear}, cropfielditemcode '{cropfielditemcode}'");
} }
else else
{ {
if (satelliteItemsCropYear.Count == 0) if (satelliteItemsCropYear.Count == 0)
{ {
satelliteItemsAvailable = false; satelliteItemsAvailable = false;
_logger.LogInformation($"No satellite tiffs found for fieldName '{fieldName}', cropYear {cropYear}"); _logger.LogInformation($"No satellite tiffs found for fieldName '{fieldName}', cropYear {cropYear}, cropfielditemcode '{cropfielditemcode}'");
} }
} }
@ -335,77 +339,94 @@ LIMIT 15;", schemaname, parceltablename, groenmonitorlatestviewname); //LIMIT
// And we assume farmMaps always nicely generates statistics, no hick-ups // And we assume farmMaps always nicely generates statistics, no hick-ups
// Under this assumptions, we only need to compare with the lastDownloadedSatelliteDate from the database // Under this assumptions, we only need to compare with the lastDownloadedSatelliteDate from the database
cntDatesDownloaded = 0; cntDatesDownloaded = 0;
foreach (Item satelliteItem in satelliteItemsCropYear) using (NpgsqlConnection connection = new NpgsqlConnection(database.GetConnectionString()))
{ {
dtSatelliteDate = satelliteItem.DataDate.Value; connection.Open();
strSatelliteDate = dtSatelliteDate.ToString("yyyy-MM-dd"); foreach (Item satelliteItem in satelliteItemsCropYear)
listSatelliteStatistics = await _generalService.ListSatelliteStatistics(satelliteItem, satelliteBands, fieldName);
statsAvailable = true;
if (listSatelliteStatistics == null)
{ {
statsAvailable = false; dtSatelliteDate = satelliteItem.DataDate.Value;
_logger.LogWarning($"No stats found for satellite, fielName '{fieldName}', date '{strSatelliteDate}'"); strSatelliteDate = dtSatelliteDate.ToString("yyyy-MM-dd");
} listSatelliteStatistics = await _generalService.ListSatelliteStatistics(satelliteItem, satelliteBands, fieldName);
else statsAvailable = true;
{ if (listSatelliteStatistics == null)
if (listSatelliteStatistics.Count == 0)
{ {
statsAvailable = false; statsAvailable = false;
_logger.LogWarning($"No stats found for satellite, fielName '{fieldName}', date '{strSatelliteDate}'"); _logger.LogWarning($"No stats found for satellite, fieldName '{fieldName}', date '{strSatelliteDate}'");
}
}
if (statsAvailable)
{
if (dtSatelliteDate <= input.lastdownloadedimagedate)
{
_logger.LogInformation($"// Stats for parcelid {input.fieldID}, date '{strSatelliteDate}' already there in {schemaname}.{satelllitetable}");
} }
else else
{ {
cntDatesDownloaded++; if (listSatelliteStatistics.Count == 0)
// Map satelliteStatistics to groenmonitorTable
satelliteStatistics_wdvi = listSatelliteStatistics.SingleOrDefault(p => p.satelliteBand == "wdvi");
satelliteStatistics_ndvi = listSatelliteStatistics.SingleOrDefault(p => p.satelliteBand == "ndvi");
groenmonitorTable.parcelid = input.fieldID;
groenmonitorTable.date = strSatelliteDate;
groenmonitorTable.source = "akkerwebwenr"; // Like this so SQL in bigdata.groenmonitorlatest_flowerbulbs works properly
groenmonitorTable.wdvi_pixelcount = satelliteStatistics_wdvi.populationCount; //count of pixels with data
groenmonitorTable.wdvi_max = satelliteStatistics_wdvi.max;
groenmonitorTable.wdvi_mean = satelliteStatistics_wdvi.mean;
groenmonitorTable.wdvi_min = satelliteStatistics_wdvi.min;
groenmonitorTable.wdvi_stdev = satelliteStatistics_wdvi.stddev;
groenmonitorTable.wdvi_median = satelliteStatistics_wdvi.median;
groenmonitorTable.wdvi_p90 = -99; // Example of a statistics (90% not included in satelliteStatistics
groenmonitorTable.ndvi_pixelcount = satelliteStatistics_ndvi.populationCount; //count of pixels with data
groenmonitorTable.ndvi_max = satelliteStatistics_ndvi.max;
groenmonitorTable.ndvi_mean = satelliteStatistics_ndvi.mean;
groenmonitorTable.ndvi_min = satelliteStatistics_ndvi.min;
groenmonitorTable.ndvi_stdev = satelliteStatistics_ndvi.stddev;
groenmonitorTable.ndvi_median = satelliteStatistics_ndvi.median;
groenmonitorTable.ndvi_p90 = -99; // Example of a statistics (90% not included in satelliteStatistics
// fill the insertSql query with fieldValues from the groenmonitorTable, then run the query
using (NpgsqlConnection connection = new NpgsqlConnection(database.GetConnectionString()))
{ {
connection.Open(); statsAvailable = false;
_logger.LogWarning($"No stats found for satellite, fieldName '{fieldName}', date '{strSatelliteDate}'");
}
}
if (statsAvailable)
{
if (dtSatelliteDate <= input.lastdownloadedimagedate)
{
_logger.LogInformation($"// Stats for parcelid {input.fieldID}, date '{strSatelliteDate}' already there in {schemaname}.{satelllitetable}");
}
else
{
cntDatesDownloaded++;
// Map satelliteStatistics to groenmonitorTable
satelliteStatistics_wdvi = listSatelliteStatistics.SingleOrDefault(p => p.satelliteBand == "wdvi");
satelliteStatistics_ndvi = listSatelliteStatistics.SingleOrDefault(p => p.satelliteBand == "ndvi");
sbInsertSql = new StringBuilder();
sbInsertSqlInto = new StringBuilder();
sbInsertSqlUpdate = new StringBuilder();
sbInsertSqlValues = new StringBuilder();
sbInsertSqlInto.Append($"INSERT INTO {schemaname}.{satelllitetable} (parcelid,date,source");
sbInsertSqlValues.Append($"VALUES ({input.fieldID},'{strSatelliteDate}','{satelliteSource}'");
sbInsertSqlUpdate.Append($"ON CONFLICT (parcelid,date,source) DO UPDATE SET parcelid={input.fieldID}, date='{strSatelliteDate}',source='{satelliteSource}'");
if (satelliteBands.Contains("wdvi"))
{
if (satelliteStatistics_wdvi != null)
{
sbInsertSqlInto.Append(",wdvi_pixelcount,wdvi_max,wdvi_mean,wdvi_min,wdvi_stdev,wdvi_median");
sbInsertSqlValues.Append($",{satelliteStatistics_wdvi.populationCount},{satelliteStatistics_wdvi.max},{satelliteStatistics_wdvi.mean},{satelliteStatistics_wdvi.min},{satelliteStatistics_wdvi.stddev},{satelliteStatistics_wdvi.median}");
sbInsertSqlUpdate.Append($",wdvi_pixelcount={satelliteStatistics_wdvi.populationCount},wdvi_max={satelliteStatistics_wdvi.max},wdvi_mean={satelliteStatistics_wdvi.mean},wdvi_min={satelliteStatistics_wdvi.min},wdvi_stdev={satelliteStatistics_wdvi.stddev},wdvi_median={satelliteStatistics_wdvi.median}");
}
else
{
_logger.LogWarning($"wdvi missing for cropfielditemcode {cropfielditemcode}, date '{strSatelliteDate}'");
}
}
if (satelliteBands.Contains("ndvi"))
{
if (satelliteStatistics_ndvi != null)
{
sbInsertSqlInto.Append(",ndvi_pixelcount,ndvi_max,ndvi_mean,ndvi_min,ndvi_stdev,ndvi_median");
sbInsertSqlValues.Append($",{satelliteStatistics_ndvi.populationCount},{satelliteStatistics_ndvi.max},{satelliteStatistics_ndvi.mean},{satelliteStatistics_ndvi.min},{satelliteStatistics_ndvi.stddev},{satelliteStatistics_ndvi.median}");
sbInsertSqlUpdate.Append($",ndvi_pixelcount={satelliteStatistics_ndvi.populationCount},ndvi_max={satelliteStatistics_ndvi.max},ndvi_mean={satelliteStatistics_ndvi.mean},ndvi_min={satelliteStatistics_ndvi.min},ndvi_stdev={satelliteStatistics_ndvi.stddev},ndvi_median={satelliteStatistics_ndvi.median}");
}
else
{
_logger.LogWarning($"ndvi missing for cropfielditemcode {cropfielditemcode}, date '{strSatelliteDate}'");
}
}
sbInsertSqlInto.Append(")");
sbInsertSqlValues.Append(")");
sbInsertSql.AppendLine(sbInsertSqlInto.ToString());
sbInsertSql.AppendLine(sbInsertSqlValues.ToString());
sbInsertSql.AppendLine(sbInsertSqlUpdate.ToString());
//string strInsertSql = sbInsertSql.ToString();
NpgsqlCommand insertCmd = connection.CreateCommand(); NpgsqlCommand insertCmd = connection.CreateCommand();
object[] fieldValues = groenmonitorTable.GetType() insertCmd.CommandText = sbInsertSql.ToString();
.GetFields()
.Select(field => field.GetValue(groenmonitorTable))
.ToArray();
insertCmd.CommandText = string.Format(insertSql, fieldValues);
//Console.WriteLine(insertCmd.CommandText); //Console.WriteLine(insertCmd.CommandText);
int r = insertCmd.ExecuteNonQuery(); int r = insertCmd.ExecuteNonQuery();
if (r != 1) if (r != 1)
throw new Exception("// FarmmapsBulkSatDownload: Insert Failed"); throw new Exception("// FarmmapsBulkSatDownload: Insert Failed");
connection.Close(); _logger.LogInformation($"// Added stats to {schemaname}.{satelllitetable} for parcelid {input.fieldID}, date '{strSatelliteDate}'. cntDatesDownloaded: {cntDatesDownloaded}");
} }
_logger.LogInformation($"// Added stats to {schemaname}.{satelllitetable} for parcelid {input.fieldID}, date '{strSatelliteDate}'. cntDatesDownloaded: {cntDatesDownloaded}");
} }
} }
connection.Close();
} }
} }
} }
// Functions to save previously created cropfields // Functions to save previously created cropfields
private void LoadSettings(string file) private void LoadSettings(string file)
{ {
@ -434,64 +455,5 @@ LIMIT 15;", schemaname, parceltablename, groenmonitorlatestviewname); //LIMIT
{ {
return String.Format("{0:00}:{1:00}:{2:00}", ts.Hours, ts.Minutes, ts.Seconds); return String.Format("{0:00}:{1:00}:{2:00}", ts.Hours, ts.Minutes, ts.Seconds);
} }
private string InsertSQLfromClass(string schemaname, string groenmonitortablename)
{
// Generates an INSERT query for GroenmonitorTable.
// When writing to a different table structure, just make a new class for the statellite statistics table, similar to GroenmonitorTable.cs
// @"
//INSERT INTO bigdata.groenmonitor (parcelid,date,wdvi_pixelcount,wdvi_max,wdvi_mean,wdvi_min,wdvi_stdev,wdvi_median,wdvi_p90,ndvi_pixelcount,ndvi_max,ndvi_mean,ndvi_min,ndvi_stdev,ndvi_median,ndvi_p90)
//VALUES({0},'{1}',{2},{3},{4},{5},{6},{7},{8},{9},{10},{11},{12},{13},{14},{15})
//ON CONFLICT (parcelid, date)
//DO UPDATE SET parcelid={0},date='{1}',wdvi_pixelcount={2},wdvi_max={3},wdvi_mean={4},wdvi_min={5},wdvi_stdev={6},wdvi_median={7},wdvi_p90={8},ndvi_pixelcount={9},ndvi_max={10},ndvi_mean={11},ndvi_min={12},ndvi_stdev={13},ndvi_median={14},ndvi_p90={15}
//";
string fieldName;
var fieldNames = typeof(GroenmonitorTable).GetFields()
.Select(field => field.Name)
.ToList();
StringBuilder sbInsertSql = new StringBuilder();
string insertSql;
StringBuilder insertSql1 = new StringBuilder();
insertSql1.Append(@"INSERT INTO " + schemaname + "." + groenmonitortablename + " (");
StringBuilder insertSql2 = new StringBuilder();
insertSql2.Append("VALUES(");
StringBuilder insertSql3 = new StringBuilder();
insertSql3.Append("ON CONFLICT(parcelid, date, source)");
StringBuilder insertSql4 = new StringBuilder();
insertSql4.Append("DO UPDATE SET ");
for (int i = 0; i < fieldNames.Count; i++)
{
fieldName = fieldNames[i];
insertSql1.Append(fieldName);
if (fieldName == "date" | fieldName == "source")
{
//add extra quotes ' for fields in the Postgress table for which we know they are date or varchar
insertSql2.Append("'{" + i + "}'");
insertSql4.Append(fieldName + "='{" + i + "}'");
}
else
{
insertSql2.Append("{" + i + "}");
insertSql4.Append(fieldName + "={" + i + "}");
}
if (i < fieldNames.Count - 1)
{
insertSql1.Append(",");
insertSql2.Append(",");
insertSql4.Append(",");
}
else
{
insertSql1.Append(")");
insertSql2.Append(")");
}
}
sbInsertSql.AppendLine(insertSql1.ToString());
sbInsertSql.AppendLine(insertSql2.ToString());
sbInsertSql.AppendLine(insertSql3.ToString());
sbInsertSql.AppendLine(insertSql4.ToString());
insertSql = sbInsertSql.ToString();
return insertSql;
}
} }
} }

View File

@ -44,7 +44,6 @@
] ]
] ]
}, },
"cropfielditemcode": null, //BulkSatDownloadApplication returns a Settings.json file with cropfielditems.Code. After first run, you can copy-paste that here to speed up
"downloadFolder": "C:\\workdir\\groenmonitor\\", "downloadFolder": "C:\\workdir\\groenmonitor\\",
"fileNameStats": "BulkSatDownload.csv", "fileNameStats": "BulkSatDownload.csv",
"database": null, "database": null,
@ -54,7 +53,7 @@
}, },
{ {
"fieldName": "5641", // FarmMaps minimum needs are: fieldName, cropYear & geometryJson "fieldName": "5641", // FarmMaps minimum needs are: fieldName, cropYear & geometryJson
"cropYear": 2021, "cropYear": 2021, //For testing a year for which we know no satellite data available, program shouldn't crash
"fieldID": 5641, "fieldID": 5641,
"SatelliteBands": [ "wdvi", "ndvi" ], // ["ndvi"] or ["wdvi"] or both: [ "wdvi", "ndvi" ] "SatelliteBands": [ "wdvi", "ndvi" ], // ["ndvi"] or ["wdvi"] or both: [ "wdvi", "ndvi" ]
"lastdownloadedimagedate": "2021-01-01", //downloads images from this date till end of the year "lastdownloadedimagedate": "2021-01-01", //downloads images from this date till end of the year
@ -97,15 +96,13 @@
] ]
] ]
}, },
"cropfielditemcode": null, //BulkSatDownloadApplication returns a Settings.json file with cropfielditems.Code. After first run, you can copy-paste that here to speed up
"downloadFolder": "C:\\workdir\\groenmonitor\\", "downloadFolder": "C:\\workdir\\groenmonitor\\",
"fileNameStats": "BulkSatDownload.csv", "fileNameStats": "BulkSatDownload.csv",
"database": null, "database": null,
"schemaname": null, "schemaname": null,
"cropfieldtable": null, "cropfieldtable": null,
"satelllitetable": null "satelllitetable": null
} },
,
{ {
"fieldName": "5641", // FarmMaps minimum needs are: fieldName, cropYear & geometryJson "fieldName": "5641", // FarmMaps minimum needs are: fieldName, cropYear & geometryJson
"cropYear": 2020, "cropYear": 2020,
@ -151,7 +148,110 @@
] ]
] ]
}, },
"cropfielditemcode": null, //BulkSatDownloadApplication returns a Settings.json file with cropfielditems.Code. After first run, you can copy-paste that here to speed up "downloadFolder": "C:\\workdir\\groenmonitor\\",
"fileNameStats": "BulkSatDownload.csv",
"database": null,
"schemaname": null,
"cropfieldtable": null,
"satelllitetable": null
},
{
"fieldName": "5641", // FarmMaps minimum needs are: fieldName, cropYear & geometryJson
"cropYear": 2019,
"fieldID": 5641,
"SatelliteBands": [ "wdvi", "ndvi" ], // ["ndvi"] or ["wdvi"] or both: [ "wdvi", "ndvi" ]
"lastdownloadedimagedate": "2019-01-01", //downloads images from this date till end of the year
"geometryJson": {
"type": "Polygon",
"coordinates": [
[
[ 3.37837807779104, 51.3231095796538 ],
[ 3.38065689232502, 51.3212527499355 ],
[ 3.38022924592256, 51.3210683536359 ],
[ 3.37980548452565, 51.3208801127141 ],
[ 3.37959556105776, 51.3207540143696 ],
[ 3.3793691292654, 51.3205959677371 ],
[ 3.37822219207335, 51.3215667913007 ],
[ 3.37816999925795, 51.3216109809456 ],
[ 3.37646704574705, 51.3208025481261 ],
[ 3.37646695791282, 51.3208025061493 ],
[ 3.37608401443192, 51.3206231652693 ],
[ 3.37607169507628, 51.3206173959751 ],
[ 3.37606021048754, 51.320612017601 ],
[ 3.37582728410659, 51.3205029306946 ],
[ 3.37580409779263, 51.3206502985963 ],
[ 3.37575872019649, 51.3207993094705 ],
[ 3.37575476634361, 51.3208122883487 ],
[ 3.37571181656268, 51.3208797459348 ],
[ 3.3756624532907, 51.3209415238446 ],
[ 3.37557609963811, 51.3210110142077 ],
[ 3.37541089899821, 51.3211055871218 ],
[ 3.37477516102591, 51.3214102985009 ],
[ 3.37473173914127, 51.3214311108204 ],
[ 3.37455904622072, 51.3215138815012 ],
[ 3.37415098054777, 51.3217199232877 ],
[ 3.37313700916272, 51.3222422862785 ],
[ 3.37748824689601, 51.3242852920348 ],
[ 3.37749760805371, 51.3242713084009 ],
[ 3.37811903757028, 51.3233437635596 ],
[ 3.37818758851947, 51.3232647797363 ],
[ 3.37823803668144, 51.3232236798646 ],
[ 3.37837807779104, 51.3231095796538 ]
]
]
},
"downloadFolder": "C:\\workdir\\groenmonitor\\",
"fileNameStats": "BulkSatDownload.csv",
"database": null,
"schemaname": null,
"cropfieldtable": null,
"satelllitetable": null
},
{
"fieldName": "5641", // FarmMaps minimum needs are: fieldName, cropYear & geometryJson
"cropYear": 2018, //little to no images for 2018
"fieldID": 5641,
"SatelliteBands": [ "wdvi", "ndvi" ], // ["ndvi"] or ["wdvi"] or both: [ "wdvi", "ndvi" ]
"lastdownloadedimagedate": "2018-01-01", //downloads images from this date till end of the year
"geometryJson": {
"type": "Polygon",
"coordinates": [
[
[ 3.37837807779104, 51.3231095796538 ],
[ 3.38065689232502, 51.3212527499355 ],
[ 3.38022924592256, 51.3210683536359 ],
[ 3.37980548452565, 51.3208801127141 ],
[ 3.37959556105776, 51.3207540143696 ],
[ 3.3793691292654, 51.3205959677371 ],
[ 3.37822219207335, 51.3215667913007 ],
[ 3.37816999925795, 51.3216109809456 ],
[ 3.37646704574705, 51.3208025481261 ],
[ 3.37646695791282, 51.3208025061493 ],
[ 3.37608401443192, 51.3206231652693 ],
[ 3.37607169507628, 51.3206173959751 ],
[ 3.37606021048754, 51.320612017601 ],
[ 3.37582728410659, 51.3205029306946 ],
[ 3.37580409779263, 51.3206502985963 ],
[ 3.37575872019649, 51.3207993094705 ],
[ 3.37575476634361, 51.3208122883487 ],
[ 3.37571181656268, 51.3208797459348 ],
[ 3.3756624532907, 51.3209415238446 ],
[ 3.37557609963811, 51.3210110142077 ],
[ 3.37541089899821, 51.3211055871218 ],
[ 3.37477516102591, 51.3214102985009 ],
[ 3.37473173914127, 51.3214311108204 ],
[ 3.37455904622072, 51.3215138815012 ],
[ 3.37415098054777, 51.3217199232877 ],
[ 3.37313700916272, 51.3222422862785 ],
[ 3.37748824689601, 51.3242852920348 ],
[ 3.37749760805371, 51.3242713084009 ],
[ 3.37811903757028, 51.3233437635596 ],
[ 3.37818758851947, 51.3232647797363 ],
[ 3.37823803668144, 51.3232236798646 ],
[ 3.37837807779104, 51.3231095796538 ]
]
]
},
"downloadFolder": "C:\\workdir\\groenmonitor\\", "downloadFolder": "C:\\workdir\\groenmonitor\\",
"fileNameStats": "BulkSatDownload.csv", "fileNameStats": "BulkSatDownload.csv",
"database": null, "database": null,

View File

@ -5,6 +5,10 @@
<TargetFramework>netcoreapp3.1</TargetFramework> <TargetFramework>netcoreapp3.1</TargetFramework>
</PropertyGroup> </PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
<WarningLevel>5</WarningLevel>
</PropertyGroup>
<ItemGroup> <ItemGroup>
<PackageReference Include="Npgsql" Version="5.0.5" /> <PackageReference Include="Npgsql" Version="5.0.5" />
</ItemGroup> </ItemGroup>

View File

@ -1,28 +0,0 @@
using System;
using System.Collections.Generic;
using System.Text;
namespace FarmmapsBulkSatDownload.Models
{
public class GroenmonitorTable
{
//double? makes a member nullable
public int parcelid;
public string date;
public string source;
public int wdvi_pixelcount; //count of pixels with data
public double wdvi_max;
public double wdvi_mean;
public double wdvi_min;
public double wdvi_stdev;
public double wdvi_median;
public double wdvi_p90;
public int ndvi_pixelcount; //count of pixels with data
public double ndvi_max;
public double ndvi_mean;
public double ndvi_min;
public double ndvi_stdev;
public double ndvi_median;
public double ndvi_p90;
}
}