add NewClientWithURI method

client.go

@@ -0,0 +1,52 @@
+package dynamodb
+
+import (
+	"context"
+	"fmt"
+	"github.com/aaronland/go-aws-session"
+	"github.com/aws/aws-sdk-go/aws"
+	aws_session "github.com/aws/aws-sdk-go/aws/session"
+	aws_dynamodb "github.com/aws/aws-sdk-go/service/dynamodb"
+	"net/url"
+)
+
+// 'awsdynamodb://findinaid?region=us-west-2&endpoint=http://localhost:8000&credentials=static:local:local:local'
+
+func NewClientWithURI(ctx context.Context, uri string) (*aws_dynamodb.DynamoDB, error) {
+
+	u, err := url.Parse(uri)
+
+	if err != nil {
+		return nil, fmt.Errorf("Failed to parse URI, %v", err)
+	}
+
+	// table_name := u.Host
+
+	q := u.Query()
+
+	// partition_key := q.Get("partition_key")
+
+	region := q.Get("region")
+	endpoint := q.Get("endpoint")
+
+	credentials := q.Get("credentials")
+
+	cfg, err := session.NewConfigWithCredentialsAndRegion(credentials, region)
+
+	if err != nil {
+		return nil, fmt.Errorf("Failed to create new session for credentials '%s', %w", credentials, err)
+	}
+
+	if endpoint != "" {
+		cfg.Endpoint = aws.String(endpoint)
+	}
+
+	sess, err := aws_session.NewSession(cfg)
+
+	if err != nil {
+		return nil, fmt.Errorf("Failed to create AWS session, %w", err)
+	}
+
+	client := aws_dynamodb.New(sess)
+	return client, nil
+}

go.mod

@@ -2,4 +2,7 @@ module github.com/aaronland/go-aws-dynamodb
 
 go 1.12
 
-require github.com/aws/aws-sdk-go v1.41.17
+require (
+	github.com/aaronland/go-aws-session v0.0.6
+	github.com/aws/aws-sdk-go v1.41.17
+)

go.sum

@@ -1,3 +1,7 @@
+github.com/aaronland/go-aws-session v0.0.6 h1:Dp1Hvg7s1qM1xJ2byktEdB16i9t6wx6tMcZRpMoSwpo=
+github.com/aaronland/go-aws-session v0.0.6/go.mod h1:jflsOdd7QkD0ugdTEfU2UYpFjytP8AxiBxP++s10x88=
+github.com/aaronland/go-string v0.1.2 h1:RSr/mQNbLgF37H0RV+nF7j2kILRRFkCmr8Jwq4lw92k=
+github.com/aaronland/go-string v0.1.2/go.mod h1:2aMIWdTqk63jZsaLLy+p9dsB1MDRqx4sHYoLtkwyYUo=
 github.com/aws/aws-sdk-go v1.38.53 h1:Qj5OvKPrDGTiCnWj+kwQXAlBO6OaFBH/WaRzJPZPg3w=
 github.com/aws/aws-sdk-go v1.38.53/go.mod h1:hcU610XS61/+aQV88ixoOzUoG7v3b31pl2zKMmprdro=
 github.com/aws/aws-sdk-go v1.41.17 h1:QgPo5awGS3sbLpMhcD9zKxjcfLagQc5zthG00U9lAso=