provider: dynamo-db support added

server/db/providers/dynamodb/env.go

@@ -0,0 +1,72 @@
+package dynamodb
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"github.com/authorizerdev/authorizer/server/db/models"
+	"github.com/google/uuid"
+)
+
+// AddEnv to save environment information in database
+func (p *provider) AddEnv(ctx context.Context, env models.Env) (models.Env, error) {
+	collection := p.db.Table(models.Collections.Env)
+
+	if env.ID == "" {
+		env.ID = uuid.New().String()
+	}
+
+	env.Key = env.ID
+
+	env.CreatedAt = time.Now().Unix()
+	env.UpdatedAt = time.Now().Unix()
+
+	err := collection.Put(env).RunWithContext(ctx)
+
+	if err != nil {
+		return env, err
+	}
+
+	return env, nil
+}
+
+// UpdateEnv to update environment information in database
+func (p *provider) UpdateEnv(ctx context.Context, env models.Env) (models.Env, error) {
+
+	collection := p.db.Table(models.Collections.Env)
+	env.UpdatedAt = time.Now().Unix()
+
+	err := UpdateByHashKey(collection, "id", env.ID, env)
+
+	if err != nil {
+		return env, err
+	}
+	return env, nil
+}
+
+// GetEnv to get environment information from database
+func (p *provider) GetEnv(ctx context.Context) (models.Env, error) {
+	var env models.Env
+
+	collection := p.db.Table(models.Collections.Env)
+	// As there is no Findone supported.
+	iter := collection.Scan().Limit(1).Iter()
+
+	for iter.NextWithContext(ctx, &env) {
+		if env.ID == "" {
+			return env, errors.New("no documets found")
+		} else {
+			return env, nil
+		}
+	}
+
+	err := iter.Err()
+
+	if err != nil {
+		return env, fmt.Errorf("config not found")
+	}
+
+	return env, nil
+}