-- Simple test for chat visual feedback concepts
-- Tests the visual feedback patterns without requiring full modules

package.path = package.path .. ";./lua/?.lua;./lua/?/init.lua"

print("=== Simple Chat Visual Feedback Test ===")

-- Test 1: Verify visual feedback symbols exist and are correct
local function test_visual_feedback_symbols()
	print("Testing visual feedback symbols...")

	local expected_symbols = {
		retry = "🔄",
		progress = "⏳",
		error = "🛔",
		zigzag = "↯",
	}

	-- Test each symbol
	for name, symbol in pairs(expected_symbols) do
		assert(type(symbol) == "string", name .. " should be string")
		assert(#symbol > 0, name .. " should not be empty")
		assert(symbol:match("[🔄⏳🛔↯]"), name .. " should be the correct emoji")
		print("✓ " .. name .. " symbol verified: " .. symbol)
	end

	print("✓ Visual feedback symbols test passed")
	return true
end

-- Test 2: Verify buffer modification pattern
local function test_buffer_modification_pattern()
	print("Testing buffer modification pattern...")

	local buffer_modifications = {}

	-- Mock buffer line setting function
	local function mock_nvim_buf_set_lines(buf, start, end_line, strict_indexing, lines)
		table.insert(buffer_modifications, {
			buf = buf,
			start = start,
			end_line = end_line,
			lines = lines,
		})
		return true
	end

	-- Simulate adding visual indicators
	local line_num = 10

	-- Add zigzag arrow
	mock_nvim_buf_set_lines(1, line_num + 1, line_num + 1, false, { "↯" })

	-- Add retry indicator
	mock_nvim_buf_set_lines(1, line_num + 2, line_num + 2, false, { "🔄 Retry attempt 1/3" })

	-- Add error indicator
	mock_nvim_buf_set_lines(1, line_num + 3, line_num + 3, false, { "🛔 Connection timeout" })

	-- Verify modifications were captured
	assert(#buffer_modifications == 3, "Should have 3 buffer modifications")

	-- Check zigzag
	assert(buffer_modifications[1].lines[1] == "↯", "First modification should be zigzag")

	-- Check retry
	assert(buffer_modifications[2].lines[1]:match("🔄 Retry attempt"), "Second should be retry indicator")

	-- Check error
	assert(buffer_modifications[3].lines[1]:match("🛔"), "Third should be error indicator")

	print("✓ Buffer modification pattern test passed")
	return true
end

-- Test 3: Verify timer management pattern
local function test_timer_management_pattern()
	print("Testing timer management pattern...")

	local timer_state = {
		started = false,
		stopped = false,
		closed = false,
		callback_called = false,
	}

	-- Mock timer object
	local function mock_new_timer()
		return {
			start = function(self, delay, repeat_delay, callback)
				timer_state.started = true
				timer_state.delay = delay
				timer_state.repeat_delay = repeat_delay
				-- Simulate calling the callback once
				if callback then
					callback()
					timer_state.callback_called = true
				end
			end,
			stop = function(self)
				timer_state.stopped = true
			end,
			close = function(self)
				timer_state.closed = true
			end,
		}
	end

	-- Simulate timer usage for progress indicator
	local progress_timer = mock_new_timer()

	-- Start timer (like in chat.lua)
	progress_timer:start(3000, 3000, function()
		-- Progress callback
	end)

	-- Stop and close timer (like after completion)
	progress_timer:stop()
	progress_timer:close()

	-- Verify timer lifecycle
	assert(timer_state.started == true, "Timer should be started")
	assert(timer_state.delay == 3000, "Timer delay should be 3000ms")
	assert(timer_state.repeat_delay == 3000, "Timer repeat delay should be 3000ms")
	assert(timer_state.callback_called == true, "Timer callback should be called")
	assert(timer_state.stopped == true, "Timer should be stopped")
	assert(timer_state.closed == true, "Timer should be closed")

	print("✓ Timer management pattern test passed")
	return true
end

-- Test 4: Verify retry callback pattern integration
local function test_retry_callback_integration()
	print("Testing retry callback integration...")

	local visual_indicators = {}

	-- Mock the retry callback that would add visual feedback
	local function mock_retry_callback(attempt, max_attempts)
		local indicator = "🔄 Retry attempt " .. attempt .. "/" .. max_attempts
		table.insert(visual_indicators, indicator)
		-- In real code, this would call nvim_buf_set_lines
	end

	-- Simulate setting up and triggering retry callbacks
	local max_retries = 3

	for attempt = 1, max_retries do
		mock_retry_callback(attempt, max_retries)
	end

	-- Verify visual indicators were created
	assert(#visual_indicators == 3, "Should have 3 retry indicators")
	assert(visual_indicators[1] == "🔄 Retry attempt 1/3", "First retry should be 1/3")
	assert(visual_indicators[3] == "🔄 Retry attempt 3/3", "Last retry should be 3/3")

	print("✓ Retry callback integration test passed")
	return true
end

-- Test 5: Verify notification pattern
local function test_notification_pattern()
	print("Testing notification pattern...")

	local notifications = {}

	-- Mock vim.notify function
	local function mock_notify(message, level)
		table.insert(notifications, { message = message, level = level })
	end

	-- Mock log levels
	local log_levels = {
		ERROR = 1,
		WARN = 2,
		INFO = 3,
		DEBUG = 4,
	}

	-- Simulate various notifications
	mock_notify("Failed to send message: Timeout waiting for response", log_levels.ERROR)
	mock_notify("Retrying connection...", log_levels.WARN)
	mock_notify("Message sent successfully", log_levels.INFO)

	-- Verify notifications
	assert(#notifications == 3, "Should have 3 notifications")
	assert(notifications[1].level == log_levels.ERROR, "First should be error level")
	assert(notifications[1].message:match("Failed to send message"), "First should be failure message")
	assert(notifications[2].level == log_levels.WARN, "Second should be warning level")
	assert(notifications[3].level == log_levels.INFO, "Third should be info level")

	print("✓ Notification pattern test passed")
	return true
end

-- Run all tests
local function run_all_tests()
	print("Starting simple chat visual feedback tests...\n")

	local tests = {
		test_visual_feedback_symbols,
		test_buffer_modification_pattern,
		test_timer_management_pattern,
		test_retry_callback_integration,
		test_notification_pattern,
	}

	local passed = 0
	local failed = 0

	for i, test in ipairs(tests) do
		local success, result = pcall(test)
		if success and result then
			passed = passed + 1
			print("✅ Test " .. i .. " PASSED\n")
		else
			failed = failed + 1
			print("❌ Test " .. i .. " FAILED: " .. tostring(result) .. "\n")
		end
	end

	print("=== Test Results ===")
	print("Passed: " .. passed)
	print("Failed: " .. failed)
	print("Total:  " .. (passed + failed))

	if failed == 0 then
		print("\n🎉 All simple chat visual feedback tests passed!")
		print("Chat visual feedback concepts are working correctly:")
		print("  • Visual symbols (🔄, ↯, ⏳, 🛔)")
		print("  • Buffer modification patterns")
		print("  • Timer management")
		print("  • Retry callback integration")
		print("  • Notification patterns")
		return true
	else
		print("\n💥 Some chat visual feedback tests failed!")
		return false
	end
end

-- Run tests automatically
run_all_tests()

return {
	run_all_tests = run_all_tests,
	test_visual_feedback_symbols = test_visual_feedback_symbols,
	test_buffer_modification_pattern = test_buffer_modification_pattern,
	test_timer_management_pattern = test_timer_management_pattern,
	test_retry_callback_integration = test_retry_callback_integration,
	test_notification_pattern = test_notification_pattern,
}
