/// <summary>
/// A simple function that takes a string and does a ToUpper
/// </summary>
/// <param name="input"></param>
/// <param name="context"></param>
/// <returns></returns>
public async Task <APIGatewayProxyResponse> FunctionHandler(APIGatewayProxyRequest request, ILambdaContext context)
{
if (request.Resource.Contains("item"))
{
if (request.HttpMethod == "POST" && request.QueryStringParameters.ContainsKey("tableName"))
{
var obj = JsonConvert.DeserializeObject(request.Body);
var data = JObject.FromObject(obj);
var itemRepo = new ItemRepo(new AmazonDynamoDBClient());
try{
await itemRepo.AddNewItem(request.QueryStringParameters["tableName"], (JArray)data["item"]);
return(new APIGatewayProxyResponse {
StatusCode = 200
});
}catch {}
}
else if (request.HttpMethod == "PUT" && request.QueryStringParameters.ContainsKey("tableName"))
{
var obj = JsonConvert.DeserializeObject(request.Body);
var data = JObject.FromObject(obj);
var itemRepo = new ItemRepo(new AmazonDynamoDBClient());
try{
await itemRepo.UpdateItem(request.QueryStringParameters["tableName"], (JArray)data["item"]);
return(new APIGatewayProxyResponse {
StatusCode = 200
});
}catch {}
}
else if (request.HttpMethod == "DELETE" && request.QueryStringParameters.ContainsKey("tableName"))
{
var itemRepo = new ItemRepo(new AmazonDynamoDBClient());
try{
if (request.QueryStringParameters.ContainsKey("rangeKey"))
{
await itemRepo.RemoveItem(request.QueryStringParameters["tableName"], request.QueryStringParameters["hashKey"], request.QueryStringParameters["rangeKey"]);
}
else
{
await itemRepo.RemoveItem(request.QueryStringParameters["tableName"], request.QueryStringParameters["hashKey"], null);
}
return(await Task.FromResult(new APIGatewayProxyResponse {
StatusCode = 200
}));
}catch {}
}
else if (request.HttpMethod == "GET" && request.QueryStringParameters.ContainsKey("tableName") && request.QueryStringParameters.ContainsKey("hashKey"))
{
var itemRepo = new ItemRepo(new AmazonDynamoDBClient());
var item = new Document();
if (request.QueryStringParameters.ContainsKey("rangeKey") is true)
{
item = await itemRepo.GetItem(request.QueryStringParameters["tableName"], request.QueryStringParameters["hashKey"], request.QueryStringParameters["rangeKey"]);
}
else
{
item = await itemRepo.GetItem(request.QueryStringParameters["tableName"], request.QueryStringParameters["hashKey"], null);
}
return(new APIGatewayProxyResponse {
StatusCode = 200,
Body = JsonConvert.SerializeObject(item)
});
}
return(await Task.FromResult(new APIGatewayProxyResponse {
StatusCode = 404
}));
}
if (request.HttpMethod == "GET" && request.Resource.Contains("getattr"))
{
var tableRepo = new TableRepo(new AmazonDynamoDBClient());
var attr = await tableRepo.GetTableAttr(request.QueryStringParameters["tableName"]);
return(new APIGatewayProxyResponse {
StatusCode = 200,
Body = JsonConvert.SerializeObject(attr)
});
}
else if (request.HttpMethod == "GET" && request.Resource.Contains("gettable"))
{
var itemRepo = new ItemRepo(new AmazonDynamoDBClient());
var table = await itemRepo.GetItems(request.QueryStringParameters["tableName"]);
return(new APIGatewayProxyResponse {
StatusCode = 200,
Body = JsonConvert.SerializeObject(table)
});
}
else if (request.HttpMethod == "GET")
{
var tableRepo = new TableRepo(new AmazonDynamoDBClient());
var tables = await tableRepo.GetTablesAsync();
return(new APIGatewayProxyResponse {
StatusCode = 200,
Body = JsonConvert.SerializeObject(tables)
});
}
else if (request.HttpMethod == "POST")
{
var table = JsonConvert.DeserializeObject <Dtos.CreateTableDto>(request.Body);
if (table == null)
{
return new APIGatewayProxyResponse {
StatusCode = 400
}
}
;
var tableRepo = new TableRepo(new AmazonDynamoDBClient());
if (await tableRepo.CreateTableAsync(table))
{
return(new APIGatewayProxyResponse {
StatusCode = 200, Body = "OK"
});
}
else
{
return(new APIGatewayProxyResponse {
StatusCode = 400
});
}
}
else if (request.HttpMethod == "DELETE")
{
if (request.QueryStringParameters.ContainsKey("tableName"))
{
var tableName = request.QueryStringParameters["tableName"];
var tableRepo = new TableRepo(new AmazonDynamoDBClient());
if (await tableRepo.RemoveTableAsync(tableName))
{
return(new APIGatewayProxyResponse {
StatusCode = 200
});
}
else
{
return(new APIGatewayProxyResponse {
StatusCode = 400
});
}
}
return(new APIGatewayProxyResponse {
StatusCode = 400
});
}
return(await Task.FromResult(new APIGatewayProxyResponse {
StatusCode = 404
}));
}
}
public List <Item> GetItems(Item item)
{
ItemRepo repo = new ItemRepo();
return(repo.GetItems());
}