update the agent code for admin

server/controllers/representationController.js

@@ -733,8 +733,23 @@ module.exports.change_form_status = [
         representation.editAccess = false
         user.isAgent = true
         user.representation_id = representation._id
-        const agentsCount = await Representation.find({ status: 'accepted' })
-        representation.agent_code = 'ASG' + agentsCount.length.toString().padStart(2, '0')
+        // Use agent_code from request if provided, otherwise generate a new one
+        if (req.body.agent_code) {
+          // Check if the agent code already exists
+          const existingRepresentation = await Representation.findOne({
+            agent_code: req.body.agent_code,
+            _id: { $ne: representation._id }
+          })
+
+          if (existingRepresentation) {
+            return res406(res, 'این کد نمایندگی قبلا برای نماینده دیگری استفاده شده است')
+          }
+
+          representation.agent_code = req.body.agent_code
+        } else {
+          const agentsCount = await Representation.find({ status: 'accepted' })
+          representation.agent_code = 'ASG' + agentsCount.length.toString().padStart(2, '0')
+        }
       }
 
       // save changes
@@ -1077,7 +1092,8 @@ module.exports.update_representation_by_admin = [
       computer_saling_exp,
       computer_saling_description,
       other_representations,
-      more_descriptions
+      more_descriptions,
+      agent_code
     } = req.body
     const data = {
       _updatedBy: user_id,
@@ -1125,9 +1141,14 @@ module.exports.update_representation_by_admin = [
       computer_saling_exp,
       computer_saling_description,
       other_representations,
-      more_descriptions
+      more_descriptions,
+      agent_code
     }
     try {
+      // Check if agent_code is provided in the request body
+      if (agent_code) {
+        data.agent_code = agent_code
+      }
       await Representation.findByIdAndUpdate(representation_id, data)
       return res.json({ message: 'با موفقیت آپدیت شد' })
     } catch (e) {
@@ -1232,9 +1253,22 @@ module.exports.add_agent_by_admin = [
         moment(Date.now()).format('jMMM').toUpperCase() +
         allRepresentations.length.toString().padStart(4, '0')
 
-      // generate agent code with new format
-      const agentsCount = await Representation.find({ status: 'accepted' })
-      data.agent_code = 'ASG' + moment(Date.now()).format('YY') + agentsCount.length.toString().padStart(3, '0')
+      // generate agent code with new format or use the one provided by admin
+      if (req.body.agent_code) {
+        // Check if the agent code already exists
+        const existingRepresentation = await Representation.findOne({
+          agent_code: req.body.agent_code
+        })
+
+        if (existingRepresentation) {
+          return res406(res, 'این کد نمایندگی قبلا برای نماینده دیگری استفاده شده است')
+        }
+
+        data.agent_code = req.body.agent_code
+      } else {
+        const agentsCount = await Representation.find({ status: 'accepted' })
+        data.agent_code = 'ASG' + moment(Date.now()).format('YY') + agentsCount.length.toString().padStart(3, '0')
+      }
 
       data.representation_code = representation_code
 
@@ -1270,3 +1304,37 @@ module.exports.add_agent_by_admin = [
     }
   }
 ]
+
+module.exports.update_agent_code = [
+  async (req, res) => {
+    try {
+      const { user_id } = req
+      const representation_id = req.params?.id
+      const { newAgentCode } = req.body
+
+      if (!user_id || !representation_id) return res406(res, 'invalid user id')
+      if (!newAgentCode) return res406(res, 'کد نمایندگی جدید الزامی است')
+
+      // Check if the agent code already exists in another representation
+      const existingRepresentation = await Representation.findOne({
+        agent_code: newAgentCode,
+        _id: { $ne: representation_id }
+      })
+
+      if (existingRepresentation) {
+        return res406(res, 'این کد نمایندگی قبلا برای نماینده دیگری استفاده شده است')
+      }
+
+      const representation = await Representation.findById(representation_id)
+      if (!representation) return res404(res, 'نماینده مورد نظر یافت نشد')
+
+      representation.agent_code = newAgentCode
+      representation._updatedBy = user_id
+      await representation.save()
+
+      return res.json({ message: 'کد نمایندگی با موفقیت بروزرسانی شد' })
+    } catch (e) {
+      return res500(res, e)
+    }
+  }
+]

server/routes/admin.js

@@ -231,6 +231,7 @@ router.get('/agentPr/:agent_id', hasPermission('agents'), pieceRequestController
 router.put('/updateAgent/:id', hasPermission('agentUpdate'), representationController.update_representation_by_admin)
 router.post('/revokeAgent/:id', hasPermission('agentUpdate'), representationController.revoke_representation_by_admin)
 router.get('/revokedAgents', representationController.get_revoked_agents_for_admin)
+router.put('/updateAgentCode/:id', hasPermission('agentUpdate'), representationController.update_agent_code)
 
 // update files
 router.post(