From 71c8deeb4a2be93f8311a3ced40f4459d5b5866e Mon Sep 17 00:00:00 2001
From: Anton Voylenko <anton.voylenko@gmail.com>
Date: Wed, 1 Jan 2025 16:08:38 +0200
Subject: [PATCH] feat: requestPairingCode method added

---
 src/controllers/sessionController.js |  49 +++++++++++++
 src/routes.js                        |   1 +
 swagger.json                         | 100 +++++++++++++++++++++++++++
 3 files changed, 150 insertions(+)

diff --git a/src/controllers/sessionController.js b/src/controllers/sessionController.js
index 85276a4..9d82ade 100644
--- a/src/controllers/sessionController.js
+++ b/src/controllers/sessionController.js
@@ -291,11 +291,60 @@ const terminateAllSessions = async (req, res) => {
   }
 }
 
+/**
+ * Request authentication via pairing code instead of QR code.
+ *
+ * @async
+ * @function
+ * @param {Object} req - The HTTP request object containing the chatId and sessionId.
+ * @param {string} req.body.phoneNumber - The phone number in international, symbol-free format (e.g. 12025550108 for US, 551155501234 for Brazil).
+ * @param {boolean} req.body.showNotification - Show notification to pair on phone number.
+ * @param {string} req.params.sessionId - The unique identifier of the session associated with the client to use.
+ * @param {Object} res - The HTTP response object.
+ * @returns {Promise<Object>} - A Promise that resolves with a JSON object containing a success flag and the result of the operation.
+ * @throws {Error} - If an error occurs during the operation, it is thrown and handled by the catch block.
+ */
+const requestPairingCode = async (req, res) => {
+  /*
+    #swagger.summary = 'Request authentication via pairing code'
+    #swagger.requestBody = {
+      required: true,
+      schema: {
+        type: 'object',
+        properties: {
+          phoneNumber: {
+            type: 'string',
+            description: 'Phone number in international, symbol-free format',
+            example: '12025550108'
+          },
+          showNotification: {
+            type: 'boolean',
+            description: 'Show notification to pair on phone number',
+            example: true
+          },
+        }
+      },
+    }
+  */
+  try {
+    const { phoneNumber, showNotification = true } = req.body
+    const client = sessions.get(req.params.sessionId)
+    if (!client) {
+      return res.json({ success: false, message: 'session_not_found' })
+    }
+    const result = await client.requestPairingCode(phoneNumber, showNotification)
+    res.json({ success: true, result })
+  } catch (error) {
+    sendErrorResponse(res, 500, error.message)
+  }
+}
+
 module.exports = {
   startSession,
   statusSession,
   sessionQrCode,
   sessionQrCodeImage,
+  requestPairingCode,
   restartSession,
   terminateSession,
   terminateInactiveSessions,
diff --git a/src/routes.js b/src/routes.js
index f42ece6..93b2658 100644
--- a/src/routes.js
+++ b/src/routes.js
@@ -40,6 +40,7 @@ sessionRouter.get('/start/:sessionId', middleware.sessionNameValidation, session
 sessionRouter.get('/status/:sessionId', middleware.sessionNameValidation, sessionController.statusSession)
 sessionRouter.get('/qr/:sessionId', middleware.sessionNameValidation, sessionController.sessionQrCode)
 sessionRouter.get('/qr/:sessionId/image', middleware.sessionNameValidation, sessionController.sessionQrCodeImage)
+sessionRouter.post('/requestPairingCode/:sessionId', middleware.sessionNameValidation, sessionController.requestPairingCode)
 sessionRouter.get('/restart/:sessionId', middleware.sessionNameValidation, sessionController.restartSession)
 sessionRouter.get('/terminate/:sessionId', middleware.sessionNameValidation, sessionController.terminateSession)
 sessionRouter.get('/terminateInactive', sessionController.terminateInactiveSessions)
diff --git a/swagger.json b/swagger.json
index 1d277ef..e1fa9e5 100644
--- a/swagger.json
+++ b/swagger.json
@@ -367,6 +367,106 @@
         ]
       }
     },
+    "/session/requestPairingCode/{sessionId}": {
+      "post": {
+        "tags": [
+          "Session"
+        ],
+        "summary": "Request authentication via pairing code",
+        "description": "",
+        "parameters": [
+          {
+            "name": "sessionId",
+            "in": "path",
+            "required": true,
+            "schema": {
+              "type": "string"
+            },
+            "description": "Unique identifier for the session (alphanumeric and - allowed)",
+            "example": "f8377d8d-a589-4242-9ba6-9486a04ef80c"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK"
+          },
+          "403": {
+            "description": "Forbidden.",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ForbiddenResponse"
+                }
+              }
+            }
+          },
+          "422": {
+            "description": "Unprocessable Entity.",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
+          "500": {
+            "description": "Server failure.",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          }
+        },
+        "security": [
+          {
+            "apiKeyAuth": []
+          }
+        ],
+        "requestBody": {
+          "required": true,
+          "content": {
+            "application/json": {
+              "schema": {
+                "type": "object",
+                "properties": {
+                  "phoneNumber": {
+                    "type": "string",
+                    "description": "Phone number in international, symbol-free format",
+                    "example": "12025550108"
+                  },
+                  "showNotification": {
+                    "type": "boolean",
+                    "description": "Show notification to pair on phone number",
+                    "example": true
+                  }
+                }
+              }
+            },
+            "application/xml": {
+              "schema": {
+                "type": "object",
+                "properties": {
+                  "phoneNumber": {
+                    "type": "string",
+                    "description": "Phone number in international, symbol-free format",
+                    "example": "12025550108"
+                  },
+                  "showNotification": {
+                    "type": "boolean",
+                    "description": "Show notification to pair on phone number",
+                    "example": true
+                  }
+                }
+              }
+            }
+          }
+        }
+      }
+    },
     "/session/restart/{sessionId}": {
       "get": {
         "tags": [