# SPDX-License-Identifier: WTFPL

import os
import gi
gi.require_version("Gtk", "3.0")
from gi.repository import GLib, Gtk, Gdk

from .view import View
from yms import gtkutils, combobox, treeview
from yms.model import storage
from yms.lookup import Dropdown

class StorageView(View):

    def __init__(self, context):
        super().__init__(context, _("Storage"), "storage.ui")

        self.storage = storage.Storage(context.db) # current record
        self.newrecord = False

        self.lst_storage = Gtk.ListStore(int, str, str, str)
        sql = (
            "SELECT sid, sname, CONCAT(x, ',', y, ',', z) AS position, remarks "
            "FROM storage "
            "WHERE vid=%s "
            "ORDER BY sname"
            )
        self.db.cur.execute(sql, (context.vessel.vid,))
        for row in self.db.cur.fetchall():
            self.lst_storage.append(row)

        treeview.add_column(self.tree['storage'], _('ID'), 0)
        treeview.add_column(self.tree['storage'], _('Name'), 1)
        treeview.add_column(self.tree['storage'], _('Position'), 2)
        treeview.add_column(self.tree['storage'], _('Remarks'), 3)
        self.tree['storage'].set_model(self.lst_storage)

        combodict = self.context.lookup.dropdown(Dropdown.STORAGE_TYPE)
        combobox.load_from_dict(self.combo['type'], combodict)

        combodict = self.context.lookup.dropdown(Dropdown.STORAGE_TYPE)
        combobox.load_from_dict(self.combo['type'], combodict)

        combodict = self.context.lookup.enum('storage.capaunit')
        combobox.load_from_dict(self.combo['unit'], combodict)

    def load_list(self):
        pass

    def display_record(self):
        self.label['name'].set_text(self.storage.sname)
        self.label['remarks'].set_text(self.storage.remarks or '')

    def edit_record(self):
        self.entry['sname'].set_text(self.storage.sname)
        self.spin['x'].set_value(self.storage.x)
        self.spin['y'].set_value(self.storage.y)
        self.spin['z'].set_value(self.storage.z)
        self.text['remarks'].get_buffer().set_text(self.storage.remarks or '')

    # buttons on list page
    def on_but_new_clicked(self, widget):
        self.newrecord = True
        self.label['title_edit'].set_text("Add new Storage")
        self.topwidget.set_visible_child(self.box['stor_edit'])

    def on_but_edit_clicked(self, widget):
        sid = treeview.get_value(self.tree['storage'], 0)
        if sid is None:
            return
        self.newrecord = False
        self.label['title_edit'].set_text("Edit Storage")
        self.storage.load(sid)
        self.edit_record()
        self.topwidget.set_visible_child(self.box['stor_edit'])

    def on_but_detail_clicked(self, widget):
        sid = treeview.get_value(self.tree['storage'], 0)
        self.storage.load(sid)
        self.display_record()
        self.topwidget.set_visible_child(self.box['stor_detail'])

    # buttons on detail page
    # edit2 uses edit callback
    def on_but_close_clicked(self, widget):
        self.topwidget.set_visible_child(self.box['storage'])

    def on_but_delete_clicked(self, widget):
        self.topwidget.set_visible_child(self.box['storage'])
        self.newrecord = False

    # buttons on edit page
    def on_but_save_clicked(self, widget):
        self.newrecord = False
        # check mandatory fields
        sname = self.entry['sname'].get_text().strip()
        if not sname:
            return
        # here be dragons

    def on_but_cancel_clicked(self, widget):
        self.topwidget.set_visible_child(self.box['storage'])
        self.newrecord = False