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import("core.base.tty")
import("core.base.scheduler")
-- Demo advanced usage: Live updating dashboard
-- Similar to build tool real-time output
function simulate_build_process()
if not tty.has_vtansi() then
print("Terminal does not support ANSI control codes")
return
end
print("\nBuild Dashboard - Live Updates")
print(string.rep("=", 60))
-- Hide cursor
tty.cursor_hide()
-- Print task list
io.write("⏸ Parse project files [" .. string.rep("░", 30) .. "] 0%\n")
io.write("⏸ Resolve dependencies [" .. string.rep("░", 30) .. "] 0%\n")
io.write("⏸ Compile sources [" .. string.rep("░", 30) .. "] 0%\n")
io.write("⏸ Link executable [" .. string.rep("░", 30) .. "] 0%\n")
io.write("⏸ Create package [" .. string.rep("░", 30) .. "] 0%\n")
io.write("\nRecent logs:\n")
io.flush()
local log_count = 0
local function update_task_line(task_index, icon, name, progress)
-- Move to the task line (from current cursor position)
-- We need to go up: log_count lines + 1 separator line + (5 - task_index) task lines
local lines_up = log_count + 1 + (5 - task_index + 1)
tty.cursor_move_up(lines_up)
tty.cr()
tty.erase_line()
local bar_width = 30
local filled = math.floor(progress * bar_width)
local bar = string.rep("█", filled) .. string.rep("░", bar_width - filled)
io.write(string.format("%s %-24s [%s] %3d%%\n", icon, name, bar, math.floor(progress * 100)))
-- Move back down
tty.cursor_move_down(lines_up - 1)
io.flush()
end
local function add_log(message)
io.write(string.format("[%s] %s\n", os.date("%H:%M:%S"), message))
io.flush()
log_count = log_count + 1
end
scheduler.co_start(function()
-- Task 1: Parse (index 1, top task)
add_log("Starting project parsing...")
for i = 1, 20 do
update_task_line(1, "▶", "Parse project files", i / 20)
os.sleep(50)
end
update_task_line(1, "✓", "Parse project files", 1.0)
add_log("Project parsed successfully")
os.sleep(200)
-- Task 2: Dependencies (index 2)
add_log("Resolving dependencies...")
for i = 1, 15 do
update_task_line(2, "▶", "Resolve dependencies", i / 15)
os.sleep(80)
end
update_task_line(2, "✓", "Resolve dependencies", 1.0)
add_log("Dependencies resolved: 12 packages")
os.sleep(200)
-- Task 3: Compile (index 3)
add_log("Compiling source files...")
local source_files = {"main.cpp", "utils.cpp", "config.cpp", "parser.cpp", "builder.cpp"}
for i = 1, #source_files do
update_task_line(3, "▶", "Compile sources", i / #source_files)
add_log("Compiling " .. source_files[i])
os.sleep(300)
end
update_task_line(3, "✓", "Compile sources", 1.0)
add_log("Compilation completed: 5 files")
os.sleep(200)
-- Task 4: Link (index 4)
add_log("Linking executable...")
for i = 1, 10 do
update_task_line(4, "▶", "Link executable", i / 10)
os.sleep(100)
end
update_task_line(4, "✓", "Link executable", 1.0)
add_log("Executable created: build/myapp")
os.sleep(200)
-- Task 5: Package (index 5, bottom task)
add_log("Creating package...")
for i = 1, 8 do
update_task_line(5, "▶", "Create package", i / 8)
os.sleep(120)
end
update_task_line(5, "✓", "Create package", 1.0)
add_log("Package created: dist/myapp-1.0.0.tar.gz")
-- Done
os.sleep(500)
add_log("Build completed successfully! 🎉")
-- Restore cursor
os.sleep(1000)
tty.cursor_show()
print("\nBuild process completed!")
end)
end
function demo_spinner()
if not tty.has_vtansi() then
return
end
print("\n\n=== Spinner Demo ===")
io.write("Loading\n")
io.flush()
local frames = {"⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"}
tty.cursor_hide()
for round = 1, 3 do
for _, frame in ipairs(frames) do
tty.cursor_move_up(1)
tty.cr()
tty.erase_line()
io.write(string.format("Loading %s [round %d/3]\n", frame, round))
io.flush()
os.sleep(80)
end
end
tty.cursor_move_up(1)
tty.cr()
tty.erase_line()
io.write("Loading ✓ Complete!\n")
io.flush()
tty.cursor_show()
end
function main()
print("\n" .. string.rep("=", 60))
print("TTY Live Dashboard Demo")
print(string.rep("=", 60))
-- Demo 1: Spinner
demo_spinner()
os.sleep(1000)
-- Demo 2: Build Dashboard
simulate_build_process()
end
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