1 files changed, 168 insertions, 0 deletions

diff --git a/default-plugins/session-manager/src/ui/welcome_screen.rs b/default-plugins/session-manager/src/ui/welcome_screen.rs
new file mode 100644
index 000000000..ccf20c50a
--- /dev/null
+++ b/default-plugins/session-manager/src/ui/welcome_screen.rs
@@ -0,0 +1,168 @@
+static BANNER: &str = "
+██╗  ██╗██╗    ███████╗██████╗  ██████╗ ███╗   ███╗    ███████╗███████╗██╗     ██╗     ██╗     ██╗██╗
+██║  ██║██║    ██╔════╝██╔══██╗██╔═══██╗████╗ ████║    ╚══███╔╝██╔════╝██║     ██║     ██║     ██║██║
+███████║██║    █████╗  ██████╔╝██║   ██║██╔████╔██║      ███╔╝ █████╗  ██║     ██║     ██║     ██║██║
+██╔══██║██║    ██╔══╝  ██╔══██╗██║   ██║██║╚██╔╝██║     ███╔╝  ██╔══╝  ██║     ██║     ██║██   ██║╚═╝
+██║  ██║██║    ██║     ██║  ██║╚██████╔╝██║ ╚═╝ ██║    ███████╗███████╗███████╗███████╗██║╚█████╔╝██╗
+╚═╝  ╚═╝╚═╝    ╚═╝     ╚═╝  ╚═╝ ╚═════╝ ╚═╝     ╚═╝    ╚══════╝╚══════╝╚══════╝╚══════╝╚═╝ ╚════╝ ╚═╝
+";
+
+static SMALL_BANNER: &str = "
+██╗  ██╗██╗    ██╗
+██║  ██║██║    ██║
+███████║██║    ██║
+██╔══██║██║    ╚═╝
+██║  ██║██║    ██╗
+╚═╝  ╚═╝╚═╝    ╚═╝
+";
+
+static MEDIUM_BANNER: &str = "
+██╗  ██╗██╗    ████████╗██╗  ██╗███████╗██████╗ ███████╗    ██╗
+██║  ██║██║    ╚══██╔══╝██║  ██║██╔════╝██╔══██╗██╔════╝    ██║
+███████║██║       ██║   ███████║█████╗  ██████╔╝█████╗      ██║
+██╔══██║██║       ██║   ██╔══██║██╔══╝  ██╔══██╗██╔══╝      ╚═╝
+██║  ██║██║       ██║   ██║  ██║███████╗██║  ██║███████╗    ██╗
+╚═╝  ╚═╝╚═╝       ╚═╝   ╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝╚══════╝    ╚═╝                 
+";
+
+pub fn render_banner(x: usize, y: usize, rows: usize, cols: usize) {
+    if rows >= 8 {
+        if cols > 100 {
+            println!("\u{1b}[{}H", y + rows.saturating_sub(8) / 2);
+            for line in BANNER.lines() {
+                println!("\u{1b}[{}C{}", x.saturating_sub(1), line);
+            }
+        } else if cols > 63 {
+            println!("\u{1b}[{}H", y + rows.saturating_sub(8) / 2);
+            let x = (cols.saturating_sub(63) as f64 / 2.0) as usize;
+            for line in MEDIUM_BANNER.lines() {
+                println!("\u{1b}[{}C{}", x, line);
+            }
+        } else {
+            println!("\u{1b}[{}H", y + rows.saturating_sub(8) / 2);
+            let x = (cols.saturating_sub(18) as f64 / 2.0) as usize;
+            for line in SMALL_BANNER.lines() {
+                println!("\u{1b}[{}C{}", x, line);
+            }
+        }
+    } else if rows > 2 {
+        println!(
+            "\u{1b}[{};{}H\u{1b}[1mHi from Zellij!",
+            (y + rows / 2) + 1,
+            (x + cols.saturating_sub(15) / 2).saturating_sub(1)
+        );
+    }
+}
+
+pub fn render_welcome_boundaries(rows: usize, cols: usize) {
+    let width_of_main_menu = std::cmp::min(cols, 101);
+    let has_room_for_logos = cols.saturating_sub(width_of_main_menu) > 100;
+    let left_boundary_x = (cols.saturating_sub(width_of_main_menu) as f64 / 2.0).floor() as usize;
+    let right_boundary_x = left_boundary_x + width_of_main_menu;
+    let y_starting_point = rows.saturating_sub(15) / 2;
+    let middle_row =
+        (y_starting_point + rows.saturating_sub(y_starting_point) / 2).saturating_sub(1);
+    for i in y_starting_point..rows {
+        if i == middle_row {
+            if has_room_for_logos {
+                print!("\u{1b}[{};{}H┤", i + 1, left_boundary_x + 1);
+                print!(
+                    "\u{1b}[m\u{1b}[{};{}H├\u{1b}[K",
+                    i + 1,
+                    right_boundary_x + 1
+                );
+                print!("\u{1b}[{};{}H", i + 1, left_boundary_x.saturating_sub(9));
+                for _ in 0..10 {
+                    print!("─");
+                }
+                print!("\u{1b}[{};{}H", i + 1, right_boundary_x + 2);
+                for _ in 0..10 {
+                    print!("─");
+                }
+            } else {
+                print!("\u{1b}[{};{}H│", i + 1, left_boundary_x + 1);
+                print!(
+                    "\u{1b}[m\u{1b}[{};{}H│\u{1b}[K",
+                    i + 1,
+                    right_boundary_x + 1
+                );
+            }
+        } else {
+            if i == y_starting_point {
+                print!("\u{1b}[{};{}H┌", i + 1, left_boundary_x + 1);
+                print!(
+                    "\u{1b}[m\u{1b}[{};{}H┐\u{1b}[K",
+                    i + 1,
+                    right_boundary_x + 1
+                );
+            } else if i == rows.saturating_sub(1) {
+                print!("\u{1b}[{};{}H└", i + 1, left_boundary_x + 1);
+                print!(
+                    "\u{1b}[m\u{1b}[{};{}H┘\u{1b}[K",
+                    i + 1,
+                    right_boundary_x + 1
+                );
+            } else {
+                print!("\u{1b}[{};{}H│", i + 1, left_boundary_x + 1);
+                print!(
+                    "\u{1b}[m\u{1b}[{};{}H│\u{1b}[K",
+                    i + 1,
+                    right_boundary_x + 1
+                ); // this includes some
+                   // ANSI magic to delete
+                   // everything after this
+                   // boundary in order to
+                   // fix some rendering
+                   // bugs in the legacy
+                   // components of this
+                   // plugin
+            }
+        }
+    }
+    if rows.saturating_sub(y_starting_point) > 25 && has_room_for_logos {
+        for (i, line) in LOGO.lines().enumerate() {
+            print!(
+                "\u{1b}[{};{}H{}",
+                middle_row.saturating_sub(12) + i,
+                0,
+                line
+            );
+        }
+        for (i, line) in LOGO.lines().enumerate() {
+            print!(
+                "\u{1b}[{};{}H{}",
+                middle_row.saturating_sub(12) + i,
+                cols.saturating_sub(47),
+                line
+            );
+        }
+    }
+}
+static LOGO: &str = r#"                                                
+                                                
+                    _y$ y@g_                    
+                 ya@@@@L4@@@@gy_                
+               u@@@@@@F "@@@@@@@@y_             
+          _a@@, @@@P~` __ ~T@@@@@@@@g           
+      _yg@@@@@$ "~ _yg@@@@gy `~PR@F~_yggy_      
+    y$@@@@@@PF  _y$@@@@@@@@@@gy_   4@@@@@@@y_   
+   g@@@@@F~ _yg@@@@@@@@@@@@@@@@@@g_  ~F@@@@@@   
+   $@@@F  yg@@@@@@@@@@@@@@@@@@@@@@@@gy  9@@F"   
+   $@@@$ 4@@@@@@~@@@@@@@@@@@@@@@@@@@@@  "_yg$   
+   $@@@$ 4@@@@@   ~@@@@@@@@@@@@@@@@@@@  g@@@@   
+   $@@@$ 4@@@@@@y   ~@@@@@@@@@@@@@@@@@  $@@@F   
+   $@@@$ 4@@@@@@@@y   ~@@@@@@@@@@@@@@@  `~_y_   
+   $@@@$ 4@@@@@@@P`  _g@@@@@@@@@@@@@@@  y@@@@   
+   $@@@$ 4@@@@@P`  _y@@@@@@@@@@@@@@@@@  4@@@@   
+   $@@@$ 4@@@@$_  y@@@@@         $@@@@  4@@@@   
+   $@@@$ 4@@@@@@g@@@@@@@@@@@@@@@@@@@@@   ~@@@   
+   $@@P   7R@@@@@@@@@@@@@@@@@@@@@@@@P~ _@g_7@   
+   ~~_yg@gy_ ~5@@@@@@@@@@@@@@@@@@F~ _yg@@@@y    
+     R@@@@@@@   ~~@@@@@@@@@@@P~` ya@@@@@@@@F    
+       ~5@@@@ 4@gy `~4@@@@F~   y@@@@@@@P~`      
+          `~P 4@@@@gy_ `` _yr a@@@@@F~          
+               5@@@@@@@gg@@~_g@@@~`             
+                 ~~@@@@@@@^y@F~                 
+                    `~4@F  ~                    
+                                                
+                                                "#;