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Program.cs
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Program.cs
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// Copyright(c) 2017 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
using CommandLine;
using Google.Cloud.Firestore;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Threading.Tasks;
namespace GoogleCloudSamples
{
public class AddData
{
public static string Usage = @"Usage:
C:\> dotnet run command YOUR_PROJECT_ID
Where command is one of
add-doc-as-map
update-create-if-missing
add-doc-data-types
add-simple-doc-as-entity
set-requires-id
add-doc-data-with-auto-id
add-doc-data-after-auto-id
update-doc
update-nested-fields
update-server-timestamp
update-document-array
";
private static async Task AddDocAsMap(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_from_map]
DocumentReference docRef = db.Collection("cities").Document("LA");
Dictionary<string, object> city = new Dictionary<string, object>
{
{ "name", "Los Angeles" },
{ "state", "CA" },
{ "country", "USA" }
};
await docRef.SetAsync(city);
// [END firestore_data_set_from_map]
Console.WriteLine("Added data to the LA document in the cities collection.");
}
private static async Task UpdateCreateIfMissing(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_doc_upsert]
DocumentReference docRef = db.Collection("cities").Document("LA");
Dictionary<string, object> update = new Dictionary<string, object>
{
{ "capital", false }
};
await docRef.SetAsync(update, SetOptions.MergeAll);
// [END firestore_data_set_doc_upsert]
Console.WriteLine("Merged data into the LA document in the cities collection.");
}
private static async Task AddDocDataTypes(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_from_map_nested]
DocumentReference docRef = db.Collection("data").Document("one");
Dictionary<string, object> docData = new Dictionary<string, object>
{
{ "stringExample", "Hello World" },
{ "booleanExample", false },
{ "numberExample", 3.14159265 },
{ "nullExample", null },
};
ArrayList arrayExample = new ArrayList();
arrayExample.Add(5);
arrayExample.Add(true);
arrayExample.Add("Hello");
docData.Add("arrayExample", arrayExample);
Dictionary<string, object> objectExample = new Dictionary<string, object>
{
{ "a", 5 },
{ "b", true },
};
docData.Add("objectExample", objectExample);
await docRef.SetAsync(docData);
// [END firestore_data_set_from_map_nested]
Console.WriteLine("Set multiple data-type data for the one document in the data collection.");
}
// [START firestore_data_custom_type_definition]
[FirestoreData]
public class City
{
[FirestoreProperty]
public string Name { get; set; }
[FirestoreProperty]
public string State { get; set; }
[FirestoreProperty]
public string Country { get; set; }
[FirestoreProperty]
public bool Capital { get; set; }
[FirestoreProperty]
public long Population { get; set; }
}
// [END firestore_data_custom_type_definition]
private static async Task AddSimpleDocAsEntity(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_from_custom_type]
DocumentReference docRef = db.Collection("cities").Document("LA");
City city = new City
{
Name = "Los Angeles",
State = "CA",
Country = "USA",
Capital = false,
Population = 3900000L
};
await docRef.SetAsync(city);
// [END firestore_data_set_from_custom_type]
Console.WriteLine("Added custom City object to the cities collection.");
}
private static async Task SetRequiresId(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
Dictionary<string, object> city = new Dictionary<string, object>
{
{ "Name", "Phuket" },
{ "Country", "Thailand" }
};
// [START firestore_data_set_id_specified]
await db.Collection("cities").Document("new-city-id").SetAsync(city);
// [END firestore_data_set_id_specified]
Console.WriteLine("Added document with ID: new-city-id.");
}
private static async Task AddDocDataWithAutoId(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_id_random_collection]
Dictionary<string, object> city = new Dictionary<string, object>
{
{ "Name", "Tokyo" },
{ "Country", "Japan" }
};
DocumentReference addedDocRef = await db.Collection("cities").AddAsync(city);
Console.WriteLine("Added document with ID: {0}.", addedDocRef.Id);
// [END firestore_data_set_id_random_collection]
}
private static async Task AddDocDataAfterAutoId(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
Dictionary<string, object> city = new Dictionary<string, object>
{
{ "Name", "Moscow" },
{ "Country", "Russia" }
};
// [START firestore_data_set_id_random_document_ref]
DocumentReference addedDocRef = db.Collection("cities").Document();
Console.WriteLine("Added document with ID: {0}.", addedDocRef.Id);
await addedDocRef.SetAsync(city);
// [END firestore_data_set_id_random_document_ref]
Console.WriteLine("Added data to the {0} document in the cities collection.", addedDocRef.Id);
}
private static async Task UpdateDoc(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_field]
DocumentReference cityRef = db.Collection("cities").Document("new-city-id");
Dictionary<string, object> updates = new Dictionary<string, object>
{
{ "Capital", false }
};
await cityRef.UpdateAsync(updates);
// You can also update a single field with: await cityRef.UpdateAsync("Capital", false);
// [END firestore_data_set_field]
Console.WriteLine("Updated the Capital field of the new-city-id document in the cities collection.");
}
private static async Task UpdateNestedFields(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_nested_fields]
DocumentReference frankDocRef = db.Collection("users").Document("frank");
Dictionary<string, object> initialData = new Dictionary<string, object>
{
{ "Name", "Frank" },
{ "Age", 12 }
};
Dictionary<string, object> favorites = new Dictionary<string, object>
{
{ "Food", "Pizza" },
{ "Color", "Blue" },
{ "Subject", "Recess" },
};
initialData.Add("Favorites", favorites);
await frankDocRef.SetAsync(initialData);
// Update age and favorite color
Dictionary<string, object> updates = new Dictionary<string, object>
{
{ "Age", 13 },
{ "Favorites.Color", "Red" },
};
// Asynchronously update the document
await frankDocRef.UpdateAsync(updates);
// [END firestore_data_set_nested_fields]
Console.WriteLine("Updated the age and favorite color fields of the Frank document in the users collection.");
}
private static async Task UpdateServerTimestamp(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_server_timestamp]
DocumentReference cityRef = db.Collection("cities").Document("new-city-id");
await cityRef.UpdateAsync("Timestamp", Timestamp.GetCurrentTimestamp());
// [END firestore_data_set_server_timestamp]
Console.WriteLine("Updated the Timestamp field of the new-city-id document in the cities collection.");
}
private static async Task UpdateDocumentArray(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_array_operations]
DocumentReference washingtonRef = db.Collection("cities").Document("DC");
// Atomically add a new region to the "regions" array field.
await washingtonRef.UpdateAsync("Regions", FieldValue.ArrayUnion("greater_virginia"));
// Atomically remove a region from the "regions" array field.
await washingtonRef.UpdateAsync("Regions", FieldValue.ArrayRemove("east_coast"));
// [END firestore_data_set_array_operations]
Console.WriteLine("Updated the Regions array of the DC document in the cities collection.");
}
private static async Task UpdateDocumentIncrement(string project)
{
FirestoreDb db = FirestoreDb.Create(project);
// [START firestore_data_set_numeric_increment]
DocumentReference washingtonRef = db.Collection("cities").Document("DC");
// Atomically increment the population of the city by 50.
await washingtonRef.UpdateAsync("Regions", FieldValue.Increment(50));
// [END firestore_data_set_numeric_increment]
Console.WriteLine("Updated the population of the DC document in the cities collection.");
}
public static void Main(string[] args)
{
if (args.Length < 2)
{
Console.Write(Usage);
return;
}
string command = args[0].ToLower();
string project = string.Join(" ",
new ArraySegment<string>(args, 1, args.Length - 1));
switch (command)
{
case "add-doc-as-map":
AddDocAsMap(project).Wait();
break;
case "update-create-if-missing":
UpdateCreateIfMissing(project).Wait();
break;
case "add-doc-data-types":
AddDocDataTypes(project).Wait();
break;
case "add-simple-doc-as-entity":
AddSimpleDocAsEntity(project).Wait();
break;
case "set-requires-id":
SetRequiresId(project).Wait();
break;
case "add-doc-data-with-auto-id":
AddDocDataWithAutoId(project).Wait();
break;
case "add-doc-data-after-auto-id":
AddDocDataAfterAutoId(project).Wait();
break;
case "update-doc":
UpdateDoc(project).Wait();
break;
case "update-nested-fields":
UpdateNestedFields(project).Wait();
break;
case "update-server-timestamp":
UpdateServerTimestamp(project).Wait();
break;
case "update-document-array":
UpdateDocumentArray(project).Wait();
break;
case "update-document-increment":
UpdateDocumentIncrement(project).Wait();
break;
default:
Console.Write(Usage);
return;
}
}
}
}