From cc3277c64a075709f4526a387e759a77484c15ae Mon Sep 17 00:00:00 2001
From: Bernhard B <schluchti@gmail.com>
Date: Sat, 19 Mar 2022 19:00:48 +0100
Subject: [PATCH] added 'add device' endpoint

see #165
---
 src/api/api.go       | 36 ++++++++++++++++++++++++++++++++++++
 src/client/client.go | 19 +++++++++++++++++++
 src/main.go          |  5 +++++
 3 files changed, 60 insertions(+)

diff --git a/src/api/api.go b/src/api/api.go
index 9ea9ba4..7471430 100644
--- a/src/api/api.go
+++ b/src/api/api.go
@@ -126,6 +126,10 @@ type SearchResponse struct {
 	Registered bool   `json:"registered"`
 }
 
+type AddDeviceRequest struct {
+	Uri string `json:uri"`
+}
+
 type Api struct {
 	signalClient *client.SignalClient
 }
@@ -1200,3 +1204,35 @@ func (a *Api) UpdateContact(c *gin.Context) {
 	}
 	c.Status(http.StatusNoContent)
 }
+
+// @Summary Links another device to this device.
+// @Tags Devices
+// @Description Links another device to this device. Only works, if this is the master device.
+// @Accept json
+// @Produce json
+// @Param number path string true "Registered Phone Number"
+// @Success 204
+// @Param data body AddDeviceRequest true "Request"
+// @Failure 400 {object} Error
+// @Router /v1/devices/{number} [post]
+func (a *Api) AddDevice(c *gin.Context) {
+	number := c.Param("number")
+	if number == "" {
+		c.JSON(400, Error{Msg: "Couldn't process request - number missing"})
+		return
+	}
+
+	var req AddDeviceRequest
+	err := c.BindJSON(&req)
+	if err != nil {
+		c.JSON(400, Error{Msg: "Couldn't process request - invalid request"})
+		return
+	}
+
+	err = a.signalClient.AddDevice(number, req.Uri)
+	if err != nil {
+		c.JSON(400, Error{Msg: err.Error()})
+		return
+	}
+	c.Status(http.StatusNoContent)
+}
diff --git a/src/client/client.go b/src/client/client.go
index e49e32b..9a48b67 100644
--- a/src/client/client.go
+++ b/src/client/client.go
@@ -1269,3 +1269,22 @@ func (s *SignalClient) UpdateContact(number string, recipient string, name *stri
 	}
 	return err
 }
+
+func (s *SignalClient) AddDevice(number string, uri string) error {
+	var err error
+	if s.signalCliMode == JsonRpc {
+		type Request struct {
+			Uri string `json:"uri"`
+		}
+		request := Request{Uri: uri}
+		jsonRpc2Client, err := s.getJsonRpc2Client(number)
+		if err != nil {
+			return err
+		}
+		_, err = jsonRpc2Client.getRaw("addDevice", request)
+	} else {
+		cmd := []string{"--config", s.signalCliConfig, "-a", number, "addDevice", "--uri", uri}
+		_, err = runSignalCli(true, cmd, "", s.signalCliMode)
+	}
+	return err
+}
diff --git a/src/main.go b/src/main.go
index a8b9958..e88214a 100644
--- a/src/main.go
+++ b/src/main.go
@@ -193,6 +193,11 @@ func main() {
 			link.GET("", api.GetQrCodeLink)
 		}
 
+		devices := v1.Group("devices")
+		{
+			devices.POST(":number", api.AddDevice)
+		}
+
 		attachments := v1.Group("attachments")
 		{
 			attachments.GET("", api.GetAttachments)