From 66b3ba8d9faa6b6a8894ecc03ac61667d344b8bc Mon Sep 17 00:00:00 2001
From: vaxerski <43317083+vaxerski@users.noreply.github.com>
Date: Wed, 26 Apr 2023 21:44:51 +0100
Subject: [PATCH] internal: allow desc: for monitors

---
 README.md               |  2 +-
 src/Hyprpaper.cpp       | 25 +++++++++++++++++++++++++
 src/events/Events.cpp   |  4 +++-
 src/helpers/Monitor.hpp |  1 +
 4 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 47cd8dc..612e09c 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ wallpaper = monitor2,/path/to/next_image.png
 # .. more monitors
 ```
 
-Preload will tell Hyprland to load a particular image (supported formats: png, jpg, jpeg). Wallpaper will apply the wallpaper to the selected output (`monitor` is the monitor's name, easily can be retrieved with `hyprctl monitors`. You can leave it empty for a wildcard (aka fallback))
+Preload will tell Hyprland to load a particular image (supported formats: png, jpg, jpeg). Wallpaper will apply the wallpaper to the selected output (`monitor` is the monitor's name, easily can be retrieved with `hyprctl monitors`. You can leave it empty for a wildcard (aka fallback). You can also use `desc:` followed by the monitor's description without the (PORT) at the end)
 
 You may add `contain:` before the file path in `wallpaper=` to set the mode to contain instead of cover:
 
diff --git a/src/Hyprpaper.cpp b/src/Hyprpaper.cpp
index 09b45c8..8548ad9 100644
--- a/src/Hyprpaper.cpp
+++ b/src/Hyprpaper.cpp
@@ -184,7 +184,17 @@ void CHyprpaper::removeOldHyprpaperImages() {
 }
 
 SMonitor* CHyprpaper::getMonitorFromName(const std::string& monname) {
+    bool useDesc = false;
+    std::string desc = "";
+    if (monname.find("desc:") == 0) {
+        useDesc = true;
+        desc = monname.substr(5);
+    }
+
     for (auto& m : m_vMonitors) {
+        if (useDesc && m->description.find(desc) == 0)
+            return m.get();
+
         if (m->name == monname)
             return m.get();
     }
@@ -270,6 +280,21 @@ void CHyprpaper::ensureMonitorHasActiveWallpaper(SMonitor* pMonitor) {
         return; // has
 
     // get the target
+    for (auto& [mon, path1] : m_mMonitorActiveWallpapers) {
+        if (mon.find("desc:") != 0)
+            continue;
+
+        if (pMonitor->description.find(mon.substr(5)) == 0) {
+            for (auto& [path2, target] : m_mWallpaperTargets) {
+                if (path1 == path2) {
+                    it->second = &target;
+                    break;
+                }
+            }
+            break;
+        }
+    }
+
     for (auto& [mon, path1] : m_mMonitorActiveWallpapers) {
         if (mon == pMonitor->name) {
             for (auto& [path2, target] : m_mWallpaperTargets) {
diff --git a/src/events/Events.cpp b/src/events/Events.cpp
index 0222710..1852ae4 100644
--- a/src/events/Events.cpp
+++ b/src/events/Events.cpp
@@ -32,7 +32,9 @@ void Events::name(void *data, wl_output *wl_output, const char *name) {
 }
 
 void Events::description(void *data, wl_output *wl_output, const char *description) {
-    // i do not care
+    const auto PMONITOR = (SMonitor*)data;
+
+    PMONITOR->description = description;
 }
 
 void Events::handleCapabilities(void *data, wl_seat *wl_seat, uint32_t capabilities) {
diff --git a/src/helpers/Monitor.hpp b/src/helpers/Monitor.hpp
index 9debb72..6950544 100644
--- a/src/helpers/Monitor.hpp
+++ b/src/helpers/Monitor.hpp
@@ -6,6 +6,7 @@
 
 struct SMonitor {
     std::string name = "";
+    std::string description = "";
     wl_output* output = nullptr;
     uint32_t wayland_name = 0;
     Vector2D size;