# -*- coding: utf-8 -*-
# ***************************************************************************
# *   Copyright (c) 2019 sliptonic <shopinthewoods@gmail.com>               *
# *                                                                         *
# *   This program is free software; you can redistribute it and/or modify  *
# *   it under the terms of the GNU Lesser General Public License (LGPL)    *
# *   as published by the Free Software Foundation; either version 2 of     *
# *   the License, or (at your option) any later version.                   *
# *   for detail see the LICENCE text file.                                 *
# *                                                                         *
# *   This program is distributed in the hope that it will be useful,       *
# *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
# *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
# *   GNU Library General Public License for more details.                  *
# *                                                                         *
# *   You should have received a copy of the GNU Library General Public     *
# *   License along with this program; if not, write to the Free Software   *
# *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
# *   USA                                                                   *
# *                                                                         *
# ***************************************************************************

import FreeCAD
import FreeCADGui
import Path
import Path.Base.Gui.Util as PathGuiUtil
import Path.Op.Gui.Base as PathOpGui
import Path.Op.Gui.CircularHoleBase as PathCircularHoleBaseGui
import Path.Op.ThreadMilling as PathThreadMilling
import PathGui
import PathScripts.PathUtils as PathUtils
import csv

from PySide.QtCore import QT_TRANSLATE_NOOP

from PySide import QtCore, QtGui


__title__ = "CAM Thread Milling Operation UI."
__author__ = "sliptonic (Brad Collette)"
__url__ = "https://www.freecad.org"
__doc__ = "UI and Command for CAM Thread Milling Operation."

if False:
    Path.Log.setLevel(Path.Log.Level.DEBUG, Path.Log.thisModule())
    Path.Log.trackModule(Path.Log.thisModule())
else:
    Path.Log.setLevel(Path.Log.Level.INFO, Path.Log.thisModule())

translate = FreeCAD.Qt.translate


def fillThreads(form, dataFile, defaultSelect):
    form.threadName.blockSignals(True)
    select = form.threadName.currentText()
    Path.Log.debug("select = '{}'".format(select))
    form.threadName.clear()
    with open("{}Mod/CAM/Data/Threads/{}".format(FreeCAD.getHomePath(), dataFile)) as fp:
        reader = csv.DictReader(fp)
        for row in reader:
            form.threadName.addItem(row["name"], row)
    if select:
        form.threadName.setCurrentText(select)
    elif defaultSelect:
        form.threadName.setCurrentText(defaultSelect)
    form.threadName.setEnabled(True)
    form.threadName.blockSignals(False)


class TaskPanelOpPage(PathCircularHoleBaseGui.TaskPanelOpPage):
    """Controller for the thread milling operation's page"""

    def initPage(self, obj):
        self.majorDia = PathGuiUtil.QuantitySpinBox(self.form.threadMajor, obj, "MajorDiameter")
        self.minorDia = PathGuiUtil.QuantitySpinBox(self.form.threadMinor, obj, "MinorDiameter")
        self.pitch = PathGuiUtil.QuantitySpinBox(self.form.threadPitch, obj, "Pitch")

    def getForm(self):
        """getForm() ... return UI"""
        form = FreeCADGui.PySideUic.loadUi(":/panels/PageOpThreadMillingEdit.ui")
        comboToPropertyMap = [
            ("threadOrientation", "ThreadOrientation"),
            ("threadType", "ThreadType"),
            ("opDirection", "Direction"),
        ]
        enumTups = PathThreadMilling.ObjectThreadMilling.propertyEnumerations(dataType="raw")
        self.populateCombobox(form, enumTups, comboToPropertyMap)

        return form

    def getFields(self, obj):
        """getFields(obj) ... update obj's properties with values from the UI"""
        Path.Log.track()

        self.majorDia.updateProperty()
        self.minorDia.updateProperty()
        self.pitch.updateProperty()

        obj.ThreadOrientation = self.form.threadOrientation.currentData()
        obj.ThreadType = self.form.threadType.currentData()
        obj.ThreadName = self.form.threadName.currentText()
        obj.ThreadFit = self.form.threadFit.value()
        obj.Direction = self.form.opDirection.currentData()
        obj.Passes = self.form.opPasses.value()
        obj.LeadInOut = self.form.leadInOut.checkState() == QtCore.Qt.Checked
        obj.TPI = self.form.threadTPI.value()

        try:
            self.updateToolController(obj, self.form.toolController)
        except PathUtils.PathNoTCExistsException:
            title = translate("CAM", "No valid toolcontroller")
            message = translate(
                "CAM",
                "This operation requires a tool controller with a threadmilling tool",
            )

            self.show_error_message(title, message)

    def setFields(self, obj):
        """setFields(obj) ... update UI with obj properties' values"""
        Path.Log.track()

        self.selectInComboBox(obj.ThreadOrientation, self.form.threadOrientation)
        self.selectInComboBox(obj.ThreadType, self.form.threadType)
        self.selectInComboBox(obj.Direction, self.form.opDirection)

        self.form.threadName.blockSignals(True)
        self.form.threadName.setCurrentText(obj.ThreadName)
        self.form.threadName.blockSignals(False)
        self.form.threadFit.setValue(obj.ThreadFit)
        self.form.threadTPI.setValue(obj.TPI)

        self.form.opPasses.setValue(obj.Passes)
        self.form.leadInOut.setCheckState(
            QtCore.Qt.Checked if obj.LeadInOut else QtCore.Qt.Unchecked
        )

        self.majorDia.updateSpinBox()
        self.minorDia.updateSpinBox()
        self.pitch.updateSpinBox()

        self.setupToolController(obj, self.form.toolController)
        self._updateFromThreadType()

    def _isThreadCustom(self):
        return self.form.threadType.currentData() in [
            PathThreadMilling.ThreadTypeCustomInternal,
            PathThreadMilling.ThreadTypeCustomExternal,
        ]

    def _isThreadImperial(self):
        return self.form.threadType.currentData() in PathThreadMilling.ThreadTypesImperial

    def _isThreadMetric(self):
        return self.form.threadType.currentData() in PathThreadMilling.ThreadTypesMetric

    def _isThreadInternal(self):
        return self.form.threadType.currentData() in PathThreadMilling.ThreadTypesInternal

    def _isThreadExternal(self):
        return self.form.threadType.currentData() in PathThreadMilling.ThreadTypesExternal

    def _updateFromThreadType(self):

        if self._isThreadCustom():
            self.form.threadName.setEnabled(False)
            self.form.threadFit.setEnabled(False)
            self.form.threadFitLabel.setEnabled(False)
            self.form.threadPitch.setEnabled(True)
            self.form.threadPitchLabel.setEnabled(True)
            self.form.threadTPI.setEnabled(True)
            self.form.threadTPILabel.setEnabled(True)
        else:
            self.form.threadFit.setEnabled(True)
            self.form.threadFitLabel.setEnabled(True)
            if self._isThreadMetric():
                self.form.threadPitch.setEnabled(True)
                self.form.threadPitchLabel.setEnabled(True)
                self.form.threadTPI.setEnabled(False)
                self.form.threadTPILabel.setEnabled(False)
                self.form.threadTPI.setValue(0)
            else:
                self.form.threadPitch.setEnabled(False)
                self.form.threadPitchLabel.setEnabled(False)
                self.form.threadTPI.setEnabled(True)
                self.form.threadTPILabel.setEnabled(True)
                self.pitch.updateSpinBox(0)
            fillThreads(
                self.form,
                PathThreadMilling.ThreadTypeData[self.form.threadType.currentData()],
                self.obj.ThreadName,
            )
        self._updateFromThreadName()

    def _updateFromThreadName(self):
        if not self._isThreadCustom():
            thread = self.form.threadName.currentData()
            fit = float(self.form.threadFit.value()) / 100
            maxmin = float(thread["dMajorMin"])
            maxmax = float(thread["dMajorMax"])
            major = maxmin + (maxmax - maxmin) * fit
            minmin = float(thread["dMinorMin"])
            minmax = float(thread["dMinorMax"])
            minor = minmin + (minmax - minmin) * fit

            if self._isThreadMetric():
                pitch = float(thread["pitch"])
                self.pitch.updateSpinBox(pitch)

            if self._isThreadImperial():
                tpi = int(thread["tpi"])
                self.form.threadTPI.setValue(tpi)
                minor = minor * 25.4
                major = major * 25.4

            self.majorDia.updateSpinBox(major)
            self.minorDia.updateSpinBox(minor)

        self.setDirty()

    def getSignalsForUpdate(self, obj):
        """getSignalsForUpdate(obj) ... return list of signals which cause the receiver to update the model"""
        signals = []

        signals.append(self.form.threadMajor.editingFinished)
        signals.append(self.form.threadMinor.editingFinished)
        signals.append(self.form.threadPitch.editingFinished)
        signals.append(self.form.threadOrientation.currentIndexChanged)
        signals.append(self.form.threadTPI.editingFinished)
        signals.append(self.form.opDirection.currentIndexChanged)
        signals.append(self.form.opPasses.editingFinished)
        signals.append(self.form.leadInOut.stateChanged)

        signals.append(self.form.toolController.currentIndexChanged)

        return signals

    def registerSignalHandlers(self, obj):
        self.form.threadType.currentIndexChanged.connect(self._updateFromThreadType)
        self.form.threadName.currentIndexChanged.connect(self._updateFromThreadName)
        self.form.threadFit.valueChanged.connect(self._updateFromThreadName)


Command = PathOpGui.SetupOperation(
    "ThreadMilling",
    PathThreadMilling.Create,
    TaskPanelOpPage,
    "CAM_ThreadMilling",
    QT_TRANSLATE_NOOP("CAM_ThreadMilling", "Thread Milling"),
    QT_TRANSLATE_NOOP(
        "CAM_ThreadMilling",
        "Creates a Thread Milling toolpath from features of a base object",
    ),
    PathThreadMilling.SetupProperties,
)

FreeCAD.Console.PrintLog("Loading PathThreadMillingGui ... done\n")
