improve tty

1 files changed, 140 insertions, 0 deletions

diff --git a/tests/modules/tty/quick_example.lua b/tests/modules/tty/quick_example.lua
new file mode 100644
index 000000000..6b68394f7
--- /dev/null
+++ b/tests/modules/tty/quick_example.lua
@@ -0,0 +1,140 @@
+-- Quick example: Demonstrates the most common use cases
+
+import("core.base.tty")
+
+function example1_simple_progress()
+    print("\n=== Example 1: Simple Progress Bar ===\n")
+    
+    if not tty.has_vtansi() then
+        print("ANSI not supported")
+        return
+    end
+    
+    print("Downloading file...")
+    for i = 0, 100, 5 do
+        local width = 40
+        local filled = math.floor(i / 100 * width)
+        local bar = string.rep("█", filled) .. string.rep("░", width - filled)
+        
+        -- Move to start of line, clear it, and redraw
+        tty.cr()
+        tty.erase_line()
+        io.write(string.format("[%s] %3d%%", bar, i))
+        io.flush()
+        
+        os.sleep(50)
+    end
+    print("")  -- New line after progress
+end
+
+function example2_update_previous_line()
+    print("\n=== Example 2: Update Previous Line ===\n")
+    
+    if not tty.has_vtansi() then
+        print("ANSI not supported")
+        return
+    end
+    
+    print("Building project...")
+    print("Status: Starting...")
+    
+    os.sleep(1000)
+    
+    -- Go back and update the status line
+    tty.cursor_move_up(1)
+    tty.erase_line()
+    io.write("Status: Compiling files...")
+    io.flush()
+    print("")  -- Move to next line
+    
+    os.sleep(1000)
+    
+    tty.cursor_move_up(1)
+    tty.erase_line()
+    io.write("Status: Done! ✓")
+    io.flush()
+    print("")
+end
+
+function example3_multi_line_update()
+    print("\n=== Example 3: Multi-line Updates ===\n")
+    
+    if not tty.has_vtansi() then
+        print("ANSI not supported")
+        return
+    end
+    
+    -- Create a simple status board
+    print("Task 1: Waiting...")
+    print("Task 2: Waiting...")
+    print("Task 3: Waiting...")
+    
+    tty.cursor_hide()
+    
+    -- Update Task 1
+    tty.cursor_save()
+    tty.cursor_move_up(3)
+    tty.erase_line()
+    io.write("Task 1: Running... ")
+    io.flush()
+    tty.cursor_restore()
+    os.sleep(500)
+    
+    tty.cursor_save()
+    tty.cursor_move_up(3)
+    tty.erase_line()
+    io.write("Task 1: Done ✓")
+    io.flush()
+    tty.cursor_restore()
+    
+    -- Update Task 2
+    tty.cursor_save()
+    tty.cursor_move_up(2)
+    tty.erase_line()
+    io.write("Task 2: Running... ")
+    io.flush()
+    tty.cursor_restore()
+    os.sleep(500)
+    
+    tty.cursor_save()
+    tty.cursor_move_up(2)
+    tty.erase_line()
+    io.write("Task 2: Done ✓")
+    io.flush()
+    tty.cursor_restore()
+    
+    -- Update Task 3
+    tty.cursor_save()
+    tty.cursor_move_up(1)
+    tty.erase_line()
+    io.write("Task 3: Running... ")
+    io.flush()
+    tty.cursor_restore()
+    os.sleep(500)
+    
+    tty.cursor_save()
+    tty.cursor_move_up(1)
+    tty.erase_line()
+    io.write("Task 3: Done ✓")
+    io.flush()
+    tty.cursor_restore()
+    
+    tty.cursor_show()
+end
+
+function main()
+    print(string.rep("=", 60))
+    print("TTY Cursor Control - Quick Examples")
+    print(string.rep("=", 60))
+    
+    example1_simple_progress()
+    example2_update_previous_line()
+    example3_multi_line_update()
+    
+    print("\n" .. string.rep("=", 60))
+    print("All examples completed!")
+    print("Check test.lua, cursor_control.lua, and live_dashboard.lua")
+    print("for more advanced examples.")
+    print(string.rep("=", 60))
+end
+