private async Task <bool> InitAsync()
{
if (_countries == null)
{
//Chargement des pays :
String countriesFileText = await _contentGetter.GetCountriesData();
lock (_locker)
{
_countries = JsonConvert.DeserializeObject <List <CountryModel> >(countriesFileText);
}
String boundariesFileText = await _contentGetter.GetBoundariesData();
lock (_locker)
{
FeatureCollection fc = JsonConvert.DeserializeObject <FeatureCollection>(boundariesFileText);
//La première itération avec une clé vide ne renvoi pas de pays mais l'id de la prochaine itération.
CountriesIteration ct = new CountriesIteration();
ct.iterationKey = "1";
ct.finalItemsCount = _countries.Count;
_countriesMap.Add("", ct);
//La seconde itération renvoi les 20 premiers pays
ct = new CountriesIteration();
ct.iterationKey = "2";
ct.finalItemsCount = _countries.Count;
ct.countries = new List <CountryModel>();
for (int i = 0; i < 19; i++)
{
ct.countries.Add(_countries[i]);
}
_countriesMap.Add("1", ct);
//La seconde itération renvoi les 100 pays suivants
ct = new CountriesIteration();
ct.iterationKey = "3";
ct.finalItemsCount = _countries.Count;
ct.countries = new List <CountryModel>();
for (int i = 19; i < 120; i++)
{
ct.countries.Add(_countries[i]);
}
_countriesMap.Add("2", ct);
//La dernière itération renvoi le reste.
ct = new CountriesIteration();
ct.finalItemsCount = _countries.Count;
ct.iterationKey = "";
ct.countries = new List <CountryModel>();
for (int i = 120; i < ct.finalItemsCount; i++)
{
ct.countries.Add(_countries[i]);
}
_countriesMap.Add("3", ct);
}
}
return(true);
}
/// <summary>
/// 1- If Buffer is null
/// 1.1- Asynchronous Load of jsonData file
/// 1.2- ForEach Feature retrieved, add a new HRCountryBorder with ISO3/alpha3Code and Features/OgcFeature
/// 2- Else retrun true
/// Does not catch any Exception and throw one if data can not be reached.
/// </summary>
/// <returns>true or throw an exception if data can not be loaded</returns>
private async Task <bool> InitAsync()
{
//1-
if (_countriesBorderBuffer == null)
{
//1.1-
if (_contentGetter != null)
{
FeatureCollection featureCollectionToCache = JsonConvert.DeserializeObject <FeatureCollection>(await _contentGetter.GetBoundariesData());
if (featureCollectionToCache != null)
{
lock (_locker)
{
_countriesBorderBuffer = new List <HRCountryBorder>();
int featuresCount = featureCollectionToCache.Features.Count;
//1.2-
for (int i = 0; i < featuresCount; i++)
{
HRCountryBorder border = new HRCountryBorder();
Feature featurei = featureCollectionToCache.Features[i];
if (featurei.Properties != null &&
featurei.Properties.Keys.Contains(Constant.BOUNDARIES_STUB.ISO3_PROPERTIE_NAME))
{
border.alpha3Code = featurei.Properties[Constant.BOUNDARIES_STUB.ISO3_PROPERTIE_NAME].ToString();
FeatureCollection fCollection = new FeatureCollection();
fCollection.Features.Add(featurei);
border.oGCFeature = JsonConvert.SerializeObject(fCollection);
_countriesBorderBuffer.Add(border);
}
}
}
}
else
{
throw new Exception(Constant.BOUNDARIES_STUB.NO_DATA_ERROR_MESSAGE);
}
}
else
{
throw new Exception(Constant.BOUNDARIES_STUB.NO_DATA_ERROR_MESSAGE);
}
}
return(true);
}