From 84b186451beef47004cdb955e699ce47f9f22b4d Mon Sep 17 00:00:00 2001
From: 409 <bloecker.s@gmail.com>
Date: Wed, 22 May 2024 00:48:48 +0200
Subject: [PATCH] feat: row argument

---
 src/arguments.rs  |  8 +++++++-
 src/config.rs     |  3 ++-
 src/main.rs       |  5 +++--
 src/runner/mod.rs | 23 ++++++++++++-----------
 4 files changed, 24 insertions(+), 15 deletions(-)

diff --git a/src/arguments.rs b/src/arguments.rs
index d407fb7..368a7b4 100644
--- a/src/arguments.rs
+++ b/src/arguments.rs
@@ -1,6 +1,9 @@
 use clap::Parser;
 
-use crate::config::{FONT_COLOR, FONT_COLOR_ACTIVE, BACKGROUND_COLOR, BACKGROUND_COLOR_ACTIVE};
+use crate::config::{
+    BACKGROUND_COLOR, BACKGROUND_COLOR_ACTIVE, FONT_COLOR, FONT_COLOR_ACTIVE,
+    MAX_ITEM_DISPLAY_COUNT,
+};
 
 #[derive(Parser, Debug)]
 #[command(version, about, long_about = None)]
@@ -19,4 +22,7 @@ pub struct Arguments {
 
     #[arg(long, help = "The background color of the active item", default_value_t = String::from(BACKGROUND_COLOR_ACTIVE))]
     pub background_color_active: String,
+
+    #[arg(short, long, help = "The amount of items to display at once", default_value_t = MAX_ITEM_DISPLAY_COUNT)]
+    pub rows: u16,
 }
diff --git a/src/config.rs b/src/config.rs
index 77d0124..a69efd9 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -9,9 +9,10 @@ pub const FONT_COLOR_ACTIVE: &str = "#1e1e2e";
 pub const BACKGROUND_COLOR: &str = "#1e1e2e";
 pub const BACKGROUND_COLOR_ACTIVE: &str = "#89b4fa";
 
-pub struct RunnerMenuColors {
+pub struct RunnerMenuSettings {
     pub font_color: String,
     pub font_color_active: String,
     pub background_color: String,
     pub background_color_active: String,
+    pub rows: u16,
 }
diff --git a/src/main.rs b/src/main.rs
index 42b5a60..baaeb9b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -5,7 +5,7 @@ use std::{
 
 #[allow(unused_imports)]
 use clap::Parser;
-use config::RunnerMenuColors;
+use config::RunnerMenuSettings;
 use executables::get_executables;
 use runner::Runner;
 
@@ -23,11 +23,12 @@ fn main() -> Result<(), Box<dyn Error>> {
     let mut runner = Runner::new(
         args.prompt,
         executables,
-        RunnerMenuColors {
+        RunnerMenuSettings {
             font_color: args.font_color,
             font_color_active: args.font_color_active,
             background_color: args.background_color,
             background_color_active: args.background_color_active,
+            rows: args.rows,
         },
     );
 
diff --git a/src/runner/mod.rs b/src/runner/mod.rs
index 4423e42..735c3cb 100644
--- a/src/runner/mod.rs
+++ b/src/runner/mod.rs
@@ -12,7 +12,7 @@ use sdl2::{
 };
 
 use crate::{
-    config::{RunnerMenuColors, FONT_POINT_SIZE, LINE_SPACING, MAX_ITEM_DISPLAY_COUNT, PADDING},
+    config::{RunnerMenuSettings, FONT_POINT_SIZE, LINE_SPACING, MAX_ITEM_DISPLAY_COUNT, PADDING},
     utils::color_from_hex,
 };
 
@@ -24,11 +24,11 @@ pub struct Runner {
     ttf: ttf::Sdl2TtfContext,
     input: String,
     window_size: (u32, u32),
-    colors: RunnerMenuColors,
+    settings: RunnerMenuSettings,
 }
 
 impl Runner {
-    pub fn new(prompt: String, executables: Vec<String>, colors: RunnerMenuColors) -> Self {
+    pub fn new(prompt: String, executables: Vec<String>, colors: RunnerMenuSettings) -> Self {
         let context = sdl2::init().expect("Error creating SDL context");
 
         let ttf = ttf::init().expect("Error creating SDL TTF context");
@@ -73,7 +73,7 @@ impl Runner {
             input: String::from(""),
             ttf,
             window_size,
-            colors,
+            settings: colors,
         }
     }
 
@@ -83,10 +83,11 @@ impl Runner {
         let mut selection_index: u16 = 0;
         let mut filtered_executables = self.executables.clone();
 
-        let background_color = color_from_hex(&self.colors.background_color).unwrap();
-        let background_color_active = color_from_hex(&self.colors.background_color_active).unwrap();
-        let font_color = color_from_hex(&self.colors.font_color).unwrap();
-        let font_color_active = color_from_hex(&self.colors.font_color_active).unwrap();
+        let background_color = color_from_hex(&self.settings.background_color).unwrap();
+        let background_color_active =
+            color_from_hex(&self.settings.background_color_active).unwrap();
+        let font_color = color_from_hex(&self.settings.font_color).unwrap();
+        let font_color_active = color_from_hex(&self.settings.font_color_active).unwrap();
 
         let font_path = String::from("/usr/share/fonts/OTF/GeistMonoNerdFontMono-Regular.otf");
 
@@ -210,9 +211,9 @@ impl Runner {
             // try to keep the selection centered
             let executables_len: u16 = filtered_executables.len() as u16;
             let start: u16 = selection_index
-                .saturating_sub(MAX_ITEM_DISPLAY_COUNT.div_euclid(2))
-                .min(executables_len.saturating_sub(MAX_ITEM_DISPLAY_COUNT));
-            let end: u16 = (start + MAX_ITEM_DISPLAY_COUNT).min(executables_len);
+                .saturating_sub(self.settings.rows.div_euclid(2))
+                .min(executables_len.saturating_sub(self.settings.rows));
+            let end: u16 = (start + self.settings.rows).min(executables_len);
             // ---
 
             let mut display_count: u16 = 0;