From 9d324eff1e316a144f8351de39020110454df16b Mon Sep 17 00:00:00 2001
From: Alireza Josheghani <josheghani.dev@gmail.com>
Date: Wed, 26 Aug 2020 23:43:18 +0430
Subject: [PATCH] Adding Get Single Connection in user service

---
 go.mod                       |  2 +-
 go.sum                       |  2 ++
 services/user/connections.go | 42 ++++++++++++++++++++++++++++++++++++
 3 files changed, 45 insertions(+), 1 deletion(-)

diff --git a/go.mod b/go.mod
index a962ed7..ff464e1 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/CastyLab/grpc.server
 go 1.14
 
 require (
-	github.com/CastyLab/grpc.proto v0.0.0-20200826181838-2f9360028306
+	github.com/CastyLab/grpc.proto v0.0.0-20200826191006-9099557119fd
 	github.com/MrJoshLab/go-respond v0.0.0-20191125172458-25d4d18aaa1b
 	github.com/asticode/go-astisub v0.2.0
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
diff --git a/go.sum b/go.sum
index 3214aba..e96eb7c 100644
--- a/go.sum
+++ b/go.sum
@@ -152,6 +152,8 @@ github.com/CastyLab/grpc.proto v0.0.0-20200826180959-ee61a995f35f h1:+gsV1RgXrjP
 github.com/CastyLab/grpc.proto v0.0.0-20200826180959-ee61a995f35f/go.mod h1:5ypgijUv7rWXMsRbUZXEgTucAA+4BpHtXgGIvOyUGRU=
 github.com/CastyLab/grpc.proto v0.0.0-20200826181838-2f9360028306 h1:rxE+/s9/T0FQGEDD2J+FtgwVAZuQWSRJzr0Yt6hXa9g=
 github.com/CastyLab/grpc.proto v0.0.0-20200826181838-2f9360028306/go.mod h1:5ypgijUv7rWXMsRbUZXEgTucAA+4BpHtXgGIvOyUGRU=
+github.com/CastyLab/grpc.proto v0.0.0-20200826191006-9099557119fd h1:FBfJeHIVSQ8mCDTg1WP3FQRjpFpC0d67Zvc1uq+0UxQ=
+github.com/CastyLab/grpc.proto v0.0.0-20200826191006-9099557119fd/go.mod h1:5ypgijUv7rWXMsRbUZXEgTucAA+4BpHtXgGIvOyUGRU=
 github.com/CloudyKit/fastprinter v0.0.0-20170127035650-74b38d55f37a/go.mod h1:EFZQ978U7x8IRnstaskI3IysnWY5Ao3QgZUKOXlsAdw=
 github.com/CloudyKit/jet v2.1.3-0.20180809161101-62edd43e4f88+incompatible/go.mod h1:HPYO+50pSWkPoj9Q/eq0aRGByCL6ScRlUmiEX5Zgm+w=
 github.com/Joker/hpp v1.0.0/go.mod h1:8x5n+M1Hp5hC0g8okX3sR3vFQwynaX/UgSOM9MeBKzY=
diff --git a/services/user/connections.go b/services/user/connections.go
index c8028ca..3df19a5 100644
--- a/services/user/connections.go
+++ b/services/user/connections.go
@@ -13,6 +13,48 @@ import (
 	"net/http"
 )
 
+func (s *Service) GetConnection(ctx context.Context, req *proto.GetConnectionRequest) (*proto.ConnectionsResponse, error) {
+
+	var (
+		connections = make([]*proto.Connection, 0)
+		collection  = db.Connection.Collection("connections")
+	)
+
+	user, err := auth.Authenticate(req.AuthRequest)
+	if err != nil {
+		return nil, err
+	}
+
+	filter := bson.M{
+		"type":    req.Connection.Type,
+		"user_id": user.ID,
+	}
+
+	cursor, err := collection.Find(ctx, filter)
+	if err != nil {
+		return nil, status.Error(codes.NotFound, "Could not find connections!")
+	}
+
+	for cursor.Next(ctx) {
+		connection := new(models.Connection)
+		if err := cursor.Decode(connection); err != nil {
+			continue
+		}
+		protoConnection, err := helpers.NewProtoConnection(connection)
+		if err != nil {
+			continue
+		}
+		connections = append(connections, protoConnection)
+	}
+
+	return &proto.ConnectionsResponse{
+		Status:  "success",
+		Code:    http.StatusOK,
+		Result:  connections,
+	}, nil
+
+}
+
 func (s *Service) GetConnections(ctx context.Context, req *proto.AuthenticateRequest) (*proto.ConnectionsResponse, error) {
 
 	var (