From 3d199b3dc4ab39ef68826d4e1bfc31ded8180aa3 Mon Sep 17 00:00:00 2001
From: Tinyblargon <76069640+Tinyblargon@users.noreply.github.com>
Date: Mon, 24 Jun 2024 08:35:36 +0200
Subject: [PATCH] fix: `Description` can't be cleared

---
 proxmox/config_qemu.go      | 13 +++++++++----
 proxmox/config_qemu_test.go | 19 +++++++++++++++++++
 2 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/proxmox/config_qemu.go b/proxmox/config_qemu.go
index 9dc8943d..8160e0ab 100644
--- a/proxmox/config_qemu.go
+++ b/proxmox/config_qemu.go
@@ -37,7 +37,7 @@ type ConfigQemu struct {
 	Boot            string          `json:"boot,omitempty"`     // TODO should be an array of custom enums
 	BootDisk        string          `json:"bootdisk,omitempty"` // TODO discuss deprecation? Only returned as it's deprecated in the proxmox api
 	CloudInit       *CloudInit      `json:"cloudinit,omitempty"`
-	Description     string          `json:"description,omitempty"`
+	Description     *string         `json:"description,omitempty"`
 	Disks           *QemuStorages   `json:"disks,omitempty"`
 	EFIDisk         QemuDevice      `json:"efidisk,omitempty"`   // TODO should be a struct
 	FullClone       *int            `json:"fullclone,omitempty"` // TODO should probably be a bool
@@ -189,8 +189,12 @@ func (config ConfigQemu) mapToAPI(currentConfig ConfigQemu, version Version) (re
 	if config.QemuCpu != "" {
 		params["cpu"] = config.QemuCpu
 	}
-	if config.Description != "" {
-		params["description"] = config.Description
+	if config.Description != nil {
+		if *config.Description != "" {
+			params["description"] = *config.Description
+		} else if currentConfig.Description != nil {
+			itemsToDelete += ",description"
+		}
 	}
 	if config.Hookscript != "" {
 		params["hookscript"] = config.Hookscript
@@ -356,7 +360,8 @@ func (ConfigQemu) mapToStruct(vmr *VmRef, params map[string]interface{}) (*Confi
 		config.Bios = params["bios"].(string)
 	}
 	if _, isSet := params["description"]; isSet {
-		config.Description = strings.TrimSpace(params["description"].(string))
+		tmp := params["description"].(string)
+		config.Description = &tmp
 	}
 	//Can be network,disk,cpu,memory,usb
 	if _, isSet := params["hotplug"]; isSet {
diff --git a/proxmox/config_qemu_test.go b/proxmox/config_qemu_test.go
index d8f53323..983c09b4 100644
--- a/proxmox/config_qemu_test.go
+++ b/proxmox/config_qemu_test.go
@@ -616,6 +616,21 @@ func Test_ConfigQemu_mapToAPI(t *testing.T) {
 					config:        &ConfigQemu{CloudInit: &CloudInit{Username: util.Pointer("")}},
 					currentConfig: ConfigQemu{CloudInit: &CloudInit{Username: util.Pointer("admin")}},
 					output:        map[string]interface{}{"delete": "ciuser"}}}},
+		{category: `Description`,
+			create: []test{
+				{name: `Description empty`,
+					config: &ConfigQemu{Description: util.Pointer("")},
+					output: map[string]interface{}{}}},
+			createUpdate: []test{
+				{name: `Description set`,
+					config:        &ConfigQemu{Description: util.Pointer("test description")},
+					currentConfig: ConfigQemu{Description: util.Pointer("old description")},
+					output:        map[string]interface{}{"description": "test description"}}},
+			update: []test{
+				{name: `Description empty`,
+					config:        &ConfigQemu{Description: util.Pointer("")},
+					currentConfig: ConfigQemu{Description: util.Pointer("old description")},
+					output:        map[string]interface{}{"delete": "description"}}}},
 		{category: `Disks.Ide`,
 			update: []test{
 				{name: `Disk.Ide.Disk_X DELETE`,
@@ -3388,6 +3403,10 @@ func Test_ConfigQemu_mapToStruct(t *testing.T) {
 				{name: `Username empty`,
 					input:  map[string]interface{}{"ciuser": string(" ")},
 					output: &ConfigQemu{}}}},
+		{category: `Description`,
+			tests: []test{
+				{input: map[string]interface{}{"description": string("test description")},
+					output: &ConfigQemu{Description: util.Pointer("test description")}}}},
 		{category: `Disks Ide CdRom`,
 			tests: []test{
 				{name: `none`,