from __future__ import annotations

import os
import sys
from typing import Any, Dict, Optional, Tuple

from PyQt6 import uic
from PyQt6.QtCore import QTimer
from PyQt6.QtWidgets import QApplication, QMainWindow

from config import ANALYSIS_BASE_URL, HARDWARE_BASE_URL, HTTP_TIMEOUT_SEC, INTERP_BASE_URL
from mainui.clients import AnalysisState, LoggedApiClient
from mainui.tabs.analysis_tab import AnalysisTabMixin
from mainui.tabs.core import MainWindowCoreMixin
from mainui.tabs.scan_tab import ScanTabMixin
from mainui.tabs.services_tab import ServicesTabMixin
from mainui.tabs.steam_tab import SteamTabMixin


class MainWindow(
    MainWindowCoreMixin,
    ServicesTabMixin,
    SteamTabMixin,
    ScanTabMixin,
    AnalysisTabMixin,
    QMainWindow,
):
    """
    Works with the "thin" mainwindow.ui:
      - tabWidgetMain with containers:
          vlServicesContainer
          vlSteamSeqgenContainer
          vlScanControlContainer
          vlSpectrumToolContainer
    Each tab is loaded from its own *.ui into the corresponding container.
    """

    def __init__(self) -> None:
        super().__init__()

        base_dir = os.path.dirname(os.path.dirname(__file__))
        self.ui_dir = os.path.join(base_dir, "ui")

        uic.loadUi(os.path.join(self.ui_dir, "mainwindow.ui"), self)

        # Dedicated clients per service
        self.hardware_api = LoggedApiClient(HARDWARE_BASE_URL, timeout_sec=HTTP_TIMEOUT_SEC)
        self.interp_api = LoggedApiClient(INTERP_BASE_URL, timeout_sec=HTTP_TIMEOUT_SEC)
        self.analysis = AnalysisState(base_url=ANALYSIS_BASE_URL)

        self._scan_id: Optional[str] = None
        self._steam_params: Dict[str, Any] = {}
        self._sequence_file_path: str = ""
        self._steam_params_dirty: bool = False
        self._steam_internal_update: bool = False
        self._steam_default_ranges: Dict[str, Tuple[float, float]] = {}
        self._steam_label_bases: Dict[str, str] = {}

        # ---- load tab UIs
        self.services = None
        if hasattr(self, "vlServicesContainer"):
            self.services = self._load_tab_into_container(
                os.path.join(self.ui_dir, "tab_services.ui"),
                self.vlServicesContainer,
            )

        self.steam = None
        if hasattr(self, "vlSteamSeqgenContainer"):
            self.steam = self._load_tab_into_container(
                os.path.join(self.ui_dir, "tab_seqgen_steam.ui"),
                self.vlSteamSeqgenContainer,
            )
        self.scan = self._load_tab_into_container(
            os.path.join(self.ui_dir, "tab_scan_control.ui"),
            self.vlScanControlContainer,
        )
        self.spec = self._load_tab_into_container(
            os.path.join(self.ui_dir, "tab_spectrum_tool.ui"),
            self.vlSpectrumToolContainer,
        )

        # ---- timers
        self.scan_timer = QTimer(self)
        self.scan_timer.setInterval(500)
        self.scan_timer.timeout.connect(self.poll_scan_progress)
        self.backend_ping_timer = QTimer(self)
        self.backend_ping_timer.setInterval(3000)
        self.backend_ping_timer.timeout.connect(self._ping_backend_service)
        self.interp_ping_timer = QTimer(self)
        self.interp_ping_timer.setInterval(3000)
        self.interp_ping_timer.timeout.connect(self._ping_interp_service)
        self.analysis_ping_timer = QTimer(self)
        self.analysis_ping_timer.setInterval(3000)
        self.analysis_ping_timer.timeout.connect(self._ping_analysis_service)

        # ---- wire SeqGen tab
        if self.steam is not None:
            self.steam.btnSteamSet.clicked.connect(self.steam_set_limits)
            self.steam.btnSteamSave.clicked.connect(self.steam_save_sequence)
            if hasattr(self.steam, "btnSteamSaveAs"):
                self.steam.btnSteamSaveAs.clicked.connect(self.steam_save_sequence_as)

        # ---- wire tab 2
        system_button_map = {
            "gradient": ("btnGradLoad", "btnGradStart"),
            "rf": ("btnRFLoad", "btnRFStart"),
            "adc": ("btnADCLoad", "btnADCStart"),
        }
        for system, (load_btn_name, start_btn_name) in system_button_map.items():
            if hasattr(self.scan, load_btn_name):
                getattr(self.scan, load_btn_name).clicked.connect(
                    lambda _checked=False, s=system: self.system_load(s)
                )
            if hasattr(self.scan, start_btn_name):
                getattr(self.scan, start_btn_name).clicked.connect(
                    lambda _checked=False, s=system: self.system_start(s)
                )

        self.scan.btnPrepareScan.clicked.connect(self.scan_prepare)
        if hasattr(self.scan, "btnLoadToScanner"):
            self.scan.btnLoadToScanner.clicked.connect(self.scan_load_to_scanner)
        if hasattr(self.scan, "btnInterpreterStatus"):
            self.scan.btnInterpreterStatus.clicked.connect(self.scan_interpreter_status)
        if hasattr(self.scan, "btnFetchMeasurementData"):
            self.scan.btnFetchMeasurementData.clicked.connect(self.scan_fetch_measurement_data)
        self.scan.btnStartScan.clicked.connect(self.scan_start)
        self.scan.btnAbortScan.clicked.connect(self.scan_abort)

        # ---- init scan UI
        self.scan.pbScanProgress.setValue(0)
        if hasattr(self.scan, "lblBackendPing"):
            self.scan.lblBackendPing.setStyleSheet("color: #808080;")
        if hasattr(self.scan, "lblInterpPing"):
            self.scan.lblInterpPing.setStyleSheet("color: #808080;")
        self._set_led("gradient", None)
        self._set_led("rf", None)
        self._set_led("adc", None)
        self._refresh_current_sequence_ui()
        self._init_scan_measurement_ui()

        # ---- init services tab
        self._init_services_tab()
        self._init_steam_tab()

        # ---- analysis panel
        self._init_analysis_panel()
        self.backend_ping_timer.start()
        self.interp_ping_timer.start()
        self._ping_backend_service()
        self._ping_interp_service()

        self.statusbar.showMessage("Ready", 2000)


def main() -> None:
    app = QApplication(sys.argv)
    w = MainWindow()
    w.show()
    sys.exit(app.exec())