public async Task CreateIndexerAsync()
{
await using SearchResources resources = await SearchResources.CreateWithBlobStorageAsync(this, populate : true);
Environment.SetEnvironmentVariable("SEARCH_ENDPOINT", resources.Endpoint.ToString());
Environment.SetEnvironmentVariable("SEARCH_API_KEY", resources.PrimaryApiKey);
Environment.SetEnvironmentVariable("STORAGE_CONNECTION_STRING", resources.StorageAccountConnectionString);
Environment.SetEnvironmentVariable("STORAGE_CONTAINER", resources.BlobContainerName);
Environment.SetEnvironmentVariable("COGNITIVE_SERVICES_KEY", resources.CognitiveServicesKey);
// Define clean up tasks to be invoked in reverse order added.
Stack <Func <Task> > cleanUpTasks = new Stack <Func <Task> >();
try
{
#region Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_CreateSynonymMap
// Create a new SearchIndexClient
Uri endpoint = new Uri(Environment.GetEnvironmentVariable("SEARCH_ENDPOINT"));
AzureKeyCredential credential = new AzureKeyCredential(
Environment.GetEnvironmentVariable("SEARCH_API_KEY"));
SearchIndexClient indexClient = new SearchIndexClient(endpoint, credential);
#if !SNIPPET
indexClient = resources.GetIndexClient(new SearchClientOptions());
#endif
// Create a synonym map from a file containing country names and abbreviations
// using the Solr format with entry on a new line using \n, for example:
// United States of America,US,USA\n
string synonymMapName = "countries";
#if !SNIPPET
synonymMapName = Recording.Random.GetName();
#endif
string synonymMapPath = "countries.txt";
#if !SNIPPET
synonymMapPath = Path.Combine(TestContext.CurrentContext.TestDirectory, "Samples", "countries.txt");
#endif
SynonymMap synonyms;
#if SNIPPET
using (StreamReader file = File.OpenText(synonymMapPath))
{
synonyms = new SynonymMap(synonymMapName, file);
}
#else
synonyms = new SynonymMap(synonymMapName, CountriesSolrSynonymMap);
#endif
await indexClient.CreateSynonymMapAsync(synonyms);
#endregion Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_CreateSynonymMap
// Make sure our synonym map gets deleted, which is not deleted when our
// index is deleted when our SearchResources goes out of scope.
cleanUpTasks.Push(() => indexClient.DeleteSynonymMapAsync(synonymMapName));
#region Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_CreateIndex
// Create the index
string indexName = "hotels";
#if !SNIPPET
indexName = Recording.Random.GetName();
#endif
SearchIndex index = new SearchIndex(indexName)
{
Fields =
{
new SimpleField("hotelId", SearchFieldDataType.String)
{
IsKey = true, IsFilterable = true, IsSortable = true
},
new SearchableField("hotelName")
{
IsFilterable = true, IsSortable = true
},
new SearchableField("description")
{
AnalyzerName = LexicalAnalyzerName.EnLucene
},
new SearchableField("descriptionFr")
{
AnalyzerName = LexicalAnalyzerName.FrLucene
},
new SearchableField("tags", collection: true)
{
IsFilterable = true, IsFacetable = true
},
new ComplexField("address")
{
Fields =
{
new SearchableField("streetAddress"),
new SearchableField("city")
{
IsFilterable = true, IsSortable = true, IsFacetable = true
},
new SearchableField("stateProvince")
{
IsFilterable = true, IsSortable = true, IsFacetable = true
},
new SearchableField("country")
{
SynonymMapNames = new[] { synonymMapName },IsFilterable = true, IsSortable = true,IsFacetable = true
},
new SearchableField("postalCode")
{
IsFilterable = true, IsSortable = true, IsFacetable = true
}
}
}
}
};
await indexClient.CreateIndexAsync(index);
#endregion Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_CreateIndex
// Make sure our synonym map gets deleted, which is not deleted when our
// index is deleted when our SearchResources goes out of scope.
cleanUpTasks.Push(() => indexClient.DeleteIndexAsync(indexName));
#region Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_CreateDataSourceConnection
// Create a new SearchIndexerClient
SearchIndexerClient indexerClient = new SearchIndexerClient(endpoint, credential);
#if !SNIPPET
indexerClient = resources.GetIndexerClient();
#endif
string dataSourceConnectionName = "hotels";
#if !SNIPPET
dataSourceConnectionName = Recording.Random.GetName();
#endif
SearchIndexerDataSourceConnection dataSourceConnection = new SearchIndexerDataSourceConnection(
dataSourceConnectionName,
SearchIndexerDataSourceType.AzureBlob,
Environment.GetEnvironmentVariable("STORAGE_CONNECTION_STRING"),
new SearchIndexerDataContainer(Environment.GetEnvironmentVariable("STORAGE_CONTAINER")));
await indexerClient.CreateDataSourceConnectionAsync(dataSourceConnection);
#endregion Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_CreateDataSourceConnection
// Make sure our data source gets deleted, which is not deleted when our
// index is deleted when our SearchResources goes out of scope.
cleanUpTasks.Push(() => indexerClient.DeleteDataSourceConnectionAsync(dataSourceConnectionName));
#region Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_Skillset
// Translate English descriptions to French.
// See https://docs.microsoft.com/azure/search/cognitive-search-skill-text-translation for details of the Text Translation skill.
TextTranslationSkill translationSkill = new TextTranslationSkill(
inputs: new[]
{
new InputFieldMappingEntry("text")
{
Source = "/document/description"
}
},
outputs: new[]
{
new OutputFieldMappingEntry("translatedText")
{
TargetName = "descriptionFrTranslated"
}
},
TextTranslationSkillLanguage.Fr)
{
Name = "descriptionFrTranslation",
Context = "/document",
DefaultFromLanguageCode = TextTranslationSkillLanguage.En
};
// Use the human-translated French description if available; otherwise, use the translated description.
// See https://docs.microsoft.com/azure/search/cognitive-search-skill-conditional for details of the Conditional skill.
ConditionalSkill conditionalSkill = new ConditionalSkill(
inputs: new[]
{
new InputFieldMappingEntry("condition")
{
Source = "= $(/document/descriptionFr) == null"
},
new InputFieldMappingEntry("whenTrue")
{
Source = "/document/descriptionFrTranslated"
},
new InputFieldMappingEntry("whenFalse")
{
Source = "/document/descriptionFr"
}
},
outputs: new[]
{
new OutputFieldMappingEntry("output")
{
TargetName = "descriptionFrFinal"
}
})
{
Name = "descriptionFrConditional",
Context = "/document",
};
// Create a SearchIndexerSkillset that processes those skills in the order given below.
string skillsetName = "translations";
#if !SNIPPET
skillsetName = Recording.Random.GetName();
#endif
SearchIndexerSkillset skillset = new SearchIndexerSkillset(
skillsetName,
new SearchIndexerSkill[] { translationSkill, conditionalSkill })
{
CognitiveServicesAccount = new CognitiveServicesAccountKey(
Environment.GetEnvironmentVariable("COGNITIVE_SERVICES_KEY")),
KnowledgeStore = new SearchIndexerKnowledgeStore(
Environment.GetEnvironmentVariable("STORAGE_CONNECTION_STRING"),
new List <SearchIndexerKnowledgeStoreProjection>()),
};
await indexerClient.CreateSkillsetAsync(skillset);
#endregion Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_Skillset
// Make sure our skillset gets deleted, which is not deleted when our
// index is deleted when our SearchResources goes out of scope.
cleanUpTasks.Push(() => indexerClient.DeleteSkillsetAsync(skillsetName));
#region Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_CreateIndexer
string indexerName = "hotels";
#if !SNIPPET
indexerName = Recording.Random.GetName();
#endif
SearchIndexer indexer = new SearchIndexer(
indexerName,
dataSourceConnectionName,
indexName)
{
// We only want to index fields defined in our index, excluding descriptionFr if defined.
FieldMappings =
{
new FieldMapping("hotelId"),
new FieldMapping("hotelName"),
new FieldMapping("description"),
new FieldMapping("tags"),
new FieldMapping("address")
},
OutputFieldMappings =
{
new FieldMapping("/document/descriptionFrFinal")
{
TargetFieldName = "descriptionFr"
}
},
Parameters = new IndexingParameters
{
// Tell the indexer to parse each blob as a separate JSON document.
IndexingParametersConfiguration = new IndexingParametersConfiguration
{
ParsingMode = BlobIndexerParsingMode.Json
}
},
SkillsetName = skillsetName
};
// Create the indexer which, upon successful creation, also runs the indexer.
await indexerClient.CreateIndexerAsync(indexer);
#endregion Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_CreateIndexer
// Make sure our indexer gets deleted, which is not deleted when our
// index is deleted when our SearchResources goes out of scope.
cleanUpTasks.Push(() => indexerClient.DeleteIndexerAsync(indexerName));
// Wait till the indexer is done.
await WaitForIndexingAsync(indexerClient, indexerName);
#region Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_Query
// Get a SearchClient from the SearchIndexClient to share its pipeline.
SearchClient searchClient = indexClient.GetSearchClient(indexName);
#if !SNIPPET
searchClient = InstrumentClient(new SearchClient(endpoint, indexName, credential, GetSearchClientOptions()));
#endif
// Query for hotels with an ocean view.
SearchResults <Hotel> results = await searchClient.SearchAsync <Hotel>("ocean view");
#if !SNIPPET
bool found = false;
#endif
await foreach (SearchResult <Hotel> result in results.GetResultsAsync())
{
Hotel hotel = result.Document;
#if !SNIPPET
if (hotel.HotelId == "6")
{
Assert.IsNotNull(hotel.DescriptionFr); found = true;
}
#endif
Console.WriteLine($"{hotel.HotelName} ({hotel.HotelId})");
Console.WriteLine($" Description (English): {hotel.Description}");
Console.WriteLine($" Description (French): {hotel.DescriptionFr}");
}
#endregion Snippet:Azure_Search_Tests_Samples_CreateIndexerAsync_Query
Assert.IsTrue(found, "Expected hotel #6 not found in search results");
}
finally
{
// We want to await these individual to create a deterministic order for playing back tests.
foreach (Func <Task> cleanUpTask in cleanUpTasks)
{
await cleanUpTask();
}
}
}