From c5ef072cffec6e97777ae66f1ee8edaaf7a7d84d Mon Sep 17 00:00:00 2001
From: MaxVerevkin <maxxverrr@gmail.com>
Date: Wed, 1 Feb 2023 17:32:45 +0200
Subject: add position config option

---
 README.md     |  1 +
 src/config.rs | 19 +++++++++++++++++++
 src/state.rs  |  6 ++----
 3 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 58ae821..eabc5c8 100644
--- a/README.md
+++ b/README.md
@@ -61,6 +61,7 @@ tags_padding = 25
 blocks_r = 6
 blocks_overlap = 0
 command = "i3status-rs"
+position = "top"
 hide_inactive_tags = true
 invert_touchpad_scrolling = true
 show_layout_name = false
diff --git a/src/config.rs b/src/config.rs
index a20f60e..9770858 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -1,4 +1,5 @@
 use crate::color::Color;
+use crate::protocol::zwlr_layer_surface_v1;
 use anyhow::{Context, Result};
 use dirs_next::config_dir;
 use pangocairo::pango::FontDescription;
@@ -33,6 +34,7 @@ pub struct Config {
     // command
     pub command: Option<String>,
     // misc
+    pub position: Position,
     pub hide_inactive_tags: bool,
     pub invert_touchpad_scrolling: bool,
     pub show_layout_name: bool,
@@ -61,6 +63,7 @@ impl Default for Config {
             blocks_r: 0.0,
             blocks_overlap: 0.0,
             command: None,
+            position: Position::Top,
             hide_inactive_tags: true,
             invert_touchpad_scrolling: true,
             show_layout_name: true,
@@ -92,6 +95,22 @@ impl Config {
     }
 }
 
+#[derive(Deserialize, Debug, Clone, Copy)]
+#[serde(rename_all = "lowercase")]
+pub enum Position {
+    Top,
+    Bottom,
+}
+
+impl From<Position> for zwlr_layer_surface_v1::Anchor {
+    fn from(position: Position) -> Self {
+        match position {
+            Position::Top => Self::Top | Self::Left | Self::Right,
+            Position::Bottom => Self::Bottom | Self::Left | Self::Right,
+        }
+    }
+}
+
 #[derive(Debug)]
 pub struct Font(pub FontDescription);
 
diff --git a/src/state.rs b/src/state.rs
index c283678..6844e56 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -155,18 +155,16 @@ impl State {
 
         let surface = self.wl_compositor.create_surface(conn);
 
-        use zwlr_layer_shell_v1::Layer;
-        use zwlr_layer_surface_v1::Anchor;
         let layer_surface = self.layer_shell.get_layer_surface_with_cb(
             conn,
             surface,
             output,
-            Layer::Top,
+            zwlr_layer_shell_v1::Layer::Top,
             wayrs_client::cstr!("i3bar-river").into(),
             layer_surface_cb,
         );
         layer_surface.set_size(conn, 0, self.shared_state.config.height);
-        layer_surface.set_anchor(conn, Anchor::Top | Anchor::Left | Anchor::Right); // Top + Left + Right
+        layer_surface.set_anchor(conn, self.shared_state.config.position.into()); // Top + Left + Right
         layer_surface.set_exclusive_zone(conn, self.shared_state.config.height as i32 + 5); // TODO: make the margin configurable
 
         // Note: layer_surface is commited when we receive the scale factor of this output
-- 
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