static async Task MainAsync(string[] args)
{
var config = new ConfigurationBuilder()
.AddJsonFile("appsettings.json")
.Build();
var settings = new GraphClientSettings(config);
var client = new GremlinGraphClient(settings.Url, settings.Database, settings.Collection, settings.Password)
{
Logger = new GremlinLogger()
};
var users = await client.From <User>().SubmitAsync();
Console.WriteLine(users.Count());
var user = await client
.Add(new User()
{
Name = "John Doe"
})
.SubmitAsync();
users = await client.From <User>().SubmitAsync();
Console.WriteLine(users.Count());
}
private static async Task CreateSampleData(GremlinGraphClient client)
{
Console.Write("Adding people...");
var bob = await client.Add(new Person { FirstName = "Bob", LastName = "Oak", Age = 33 }).SubmitAsync();
var eve = await client.Add(new Person { FirstName = "Eve", LastName = "Maple", Age = 29 }).SubmitAsync();
var tim = await client.Add(new Person { FirstName = "Tim", LastName = "Spruce", Age = 26 }).SubmitAsync();
var ned = await client.Add(new Person { FirstName = "Ned", LastName = "Hickory", Age = 37 }).SubmitAsync();
Console.WriteLine("Done.");
Console.Write("Adding skills...");
var cook = await client.Add(new Skill { Name = "Cooking" }).SubmitAsync();
var juggle = await client.Add(new Skill { Name = "Juggle" }).SubmitAsync();
var sew = await client.Add(new Skill { Name = "Sew" }).SubmitAsync();
var changeLightbulb = await client.Add(new Skill { Name = "Change lightbulb" }).SubmitAsync();
var skateboard = await client.Add(new Skill { Name = "Skateboard" }).SubmitAsync();
Console.WriteLine("Done.");
Console.Write("Adding relationships...");
await client.ConnectVerticies(bob, eve, "loves").SubmitAsync();
await client.ConnectVerticies(bob, tim, "likes").SubmitAsync();
await client.ConnectVerticies(eve, bob, "likes").SubmitAsync();
await client.ConnectVerticies(tim, eve, "hates").SubmitAsync();
await client.ConnectVerticies(ned, tim, "loves").SubmitAsync();
await client.ConnectVerticies(ned, eve, "loves").SubmitAsync();
await client.ConnectVerticies(bob, sew, "can").SubmitAsync();
await client.ConnectVerticies(bob, changeLightbulb, "can").SubmitAsync();
await client.ConnectVerticies(eve, juggle, "can").SubmitAsync();
await client.ConnectVerticies(eve, changeLightbulb, "can").SubmitAsync();
await client.ConnectVerticies(tim, cook, "can").SubmitAsync();
await client.ConnectVerticies(ned, sew, "can").SubmitAsync();
await client.ConnectVerticies(ned, changeLightbulb, "can").SubmitAsync();
await client.ConnectVerticies(ned, juggle, "can").SubmitAsync();
await client.ConnectVerticies(ned, skateboard, "can").SubmitAsync();
Console.WriteLine("Done.");
}
private static GremlinGraphClient CreateGraphClient()
{
var config = new ConfigurationBuilder()
.AddJsonFile("appsettings.json")
.AddJsonFile("appsettings.Development.json", false)
.Build();
var settings = new GraphClientSettings(config);
var client =
new GremlinGraphClient(settings.Url, settings.Database, settings.Collection, settings.Password);
return(client);
}
private static async Task CleanupSampleData(GremlinGraphClient client)
{
Console.WriteLine("Cleanup old data?");
if (Console.ReadKey(true).Key == ConsoleKey.Y)
{
await client.From <Person>().Drop().SubmitAsync();
await client.From <Skill>().Drop().SubmitAsync();
Console.WriteLine("Cleaned up.");
}
else
{
Console.WriteLine("NOT cleaned up.");
}
}
private static async Task PerformTests(GremlinGraphClient client)
{
Console.WriteLine("** All people: ");
var allPeople = await client
.From <Person>()
.SubmitAsync();
foreach (var user in allPeople)
{
Console.WriteLine($"\t{user.Entity.FirstName} {user.Entity.LastName}, Age = {user.Entity.Age}");
}
Console.WriteLine("** The 30 and under club: ");
var youngsters = await client
.From <Person>()
.Where(u => u.Age <= 30)
.SubmitAsync();
foreach (var user in youngsters)
{
Console.WriteLine($"\t{user.Entity.FirstName} {user.Entity.LastName}, Age = {user.Entity.Age}");
}
Console.WriteLine("** People that love Eve: ");
var eveLovers = await client
.From <Person>()
.Where(u => u.FirstName == "Eve")
.In <Person>("loves")
.SubmitAsync();
foreach (var user in eveLovers)
{
Console.WriteLine($"\t{user.Entity.FirstName} {user.Entity.LastName}, Age = {user.Entity.Age}");
}
Console.WriteLine("** People that Tim hates: ");
var hatedByTim = await client
.From <Person>()
.Where(u => u.FirstName == "Tim")
.Out <Person>("hates")
.SubmitAsync();
foreach (var user in hatedByTim)
{
Console.WriteLine($"\t{user.Entity.FirstName} {user.Entity.LastName}, Age = {user.Entity.Age}");
}
Console.WriteLine("** People that Bob connects to: ");
var relatedToTim = await client
.From <Person>()
.Where(u => u.FirstName == "Bob")
.Out <Person>()
.SubmitAsync();
foreach (var user in relatedToTim)
{
Console.WriteLine($"\t{user.Entity.FirstName} {user.Entity.LastName}, Age = {user.Entity.Age}");
}
Console.WriteLine("** Ned's skills: ");
var hasManySkills = await client
.From <Person>()
.Where(u => u.FirstName == "Ned")
.Out <Skill>("can")
.SubmitAsync();
foreach (var user in hasManySkills)
{
Console.WriteLine($"\t{user.Entity.Name}");
}
}
