import unittest
from pathlib import Path

from frigate_camera_control_bridge.ui import camera_stream_url, render_page


class DummyAction:
    def __init__(self, suffix="siren", name_key="action.siren", state="ON", kind="dahua_coaxial_io"):
        self.id = f"example_camera_{suffix}"
        self.platform = "switch"
        self.kind = kind
        self.state = state
        self.auto_off_seconds = 180
        self.auto_off_at = 1234567890
        self.snapshot_version = 42
        self.cfg = {
            "name_key": name_key,
            "camera_name": "Example camera",
            "requires_ack": name_key == "action.siren",
            "snapshot": {
                "camera": "example",
                "frigate_url": "http://frigate.example.test:5000",
            },
        }

    def display_name(self, lang):
        return f"Example {self.id}"

    def command_list(self):
        return ["on", "off"]


class UiRenderTest(unittest.TestCase):
    def test_timer_timestamp_and_ack_survive_server_render(self):
        html = render_page([DummyAction()], "en")

        self.assertIn('data-auto-off-at="1234567890"', html)
        self.assertIn('data-requires-ack="true"', html)
        self.assertIn("Example camera", html)
        self.assertIn("v=42", html)
        self.assertIn('class="snapshot-refresh"', html)
        self.assertIn('title="Refresh snapshot"', html)
        self.assertIn('disabled title="Already active until automatic turn-off"', html)

    def test_controls_from_same_camera_share_one_card(self):
        actions = [
            DummyAction("siren", "action.siren"),
            DummyAction("white", "action.manual_white", state="OFF"),
            DummyAction("red_blue", "action.red_blue", state="OFF"),
        ]

        html = render_page(actions, "en")

        self.assertIn('class="control-grid grid-single"', html)
        self.assertEqual(html.count('class="camera-card"'), 1)
        self.assertEqual(html.count('class="action-control"'), 3)
        self.assertIn("3 controls", html)
        self.assertIn("White light", html)
        self.assertIn("Red-blue light", html)
        self.assertIn("Siren", html)

    def test_all_off_renders_in_topbar_not_camera_grid(self):
        action = DummyAction("all_off", "action.all_off", state=None, kind="all_off")

        html = render_page([action], "en")

        self.assertIn('class="global-strip"', html)
        self.assertIn('class="global-action"', html)
        self.assertNotIn('class="camera-card"', html)

    def test_refresh_button_preserves_language_and_token(self):
        html = render_page([DummyAction()], "en", token_param="secret")

        self.assertIn('class="refresh-form"', html)
        self.assertIn('action="/refresh?lang=en&token=secret"', html)
        self.assertIn('title="Refresh cameras"', html)
        self.assertIn('aria-label="Refresh cameras"', html)
        self.assertIn('data-refresh-status', html)
        self.assertIn('data-working-label="Refreshing cameras..."', html)
        self.assertIn("<svg", html)

    def test_camera_stream_link_uses_default_frigate_url(self):
        action = DummyAction()

        self.assertEqual(
            camera_stream_url(action),
            "http://frigate.example.test:5000/#example",
        )

    def test_camera_stream_link_uses_public_proxy_url_from_env_config(self):
        action = DummyAction()
        action.cfg["snapshot"]["public_url"] = "https://frigate.example.test"

        self.assertEqual(
            camera_stream_url(action),
            "https://frigate.example.test/#example",
        )

    def test_on_button_is_available_when_no_auto_off_timer_runs(self):
        action = DummyAction()
        action.auto_off_at = None

        html = render_page([action], "en")

        self.assertIn('class="cmd cmd-on"', html)
        self.assertNotIn('class="cmd cmd-on" type="submit" disabled', html)
        self.assertIn('data-disabled-label="Already active until automatic turn-off"', html)

    def test_camera_card_uses_friendly_display_name(self):
        action = DummyAction()
        action.cfg["camera_name"] = "camera_key"
        action.cfg["camera_display_name"] = "Camera Friendly"

        html = render_page([action], "en")

        self.assertIn("<h2>Camera Friendly</h2>", html)
        self.assertNotIn("<h2>camera_key</h2>", html)

    def test_manual_snapshot_refresh_waits_before_fetch(self):
        script = Path("frigate_camera_control_bridge/static/app.js").read_text(encoding="utf-8")

        self.assertIn("SNAPSHOT_REFRESH_DELAY_MS = 5000", script)
        self.assertIn("window.setTimeout", script)

    def test_command_forms_expose_ajax_status_metadata(self):
        html = render_page([DummyAction()], "en")

        self.assertIn('class="command-form" method="post"', html)
        self.assertIn('type="submit"', html)
        self.assertIn('data-working-label="Sending command..."', html)
        self.assertIn('data-success-label="Command sent."', html)
        self.assertIn('data-network-failed-label="Could not reach the bridge.', html)
        self.assertIn('data-action-status', html)
        self.assertIn('data-state-chip', html)
        self.assertIn('data-timer', html)

    def test_command_submit_uses_fetch_without_page_navigation(self):
        script = Path("frigate_camera_control_bridge/static/app.js").read_text(encoding="utf-8")

        self.assertIn("handleCommandSubmit(form, event)", script)
        self.assertIn('form.classList.contains("command-form")', script)
        self.assertIn('headers: { Accept: "application/json" }', script)
        self.assertIn("event.preventDefault()", script)
        self.assertIn("commandErrorMessage", script)


if __name__ == "__main__":
    unittest.main()