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view.py
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import copy
import json
import urllib
from PyQt5 import QtWidgets, uic, QtGui
from PyQt5.QtWidgets import QTableWidgetItem, QHeaderView
from util import ui_methods, pretty_int, pretty_bool
from enter import EnterWindow
import os
@ui_methods
class FindDialog(QtWidgets.QDialog):
def __init__(self, findCallback, findIndex, parent=None):
super(FindDialog, self).__init__(parent)
uic.loadUi('find.ui', self)
title = findIndex
if "+" in findIndex:
title = findIndex.split("+")[0]
self.setWindowTitle(f"Find in {title}")
self.resultCallback = findCallback
self.add_qt_action("Find Record", self.set_search_key, 'return')
self.add_qt_action("Find Record Enter", self.set_search_key, 'enter')
self.show()
def set_search_key(self):
self.resultCallback(self.SearchBox.text())
self.accept()
@ui_methods
class IndexDialog(QtWidgets.QDialog):
def __init__(self, resultCallback, parent=None):
super(IndexDialog, self).__init__(parent)
uic.loadUi('indexes.ui', self)
self.resultCallback = resultCallback
self.add_qt_action("Set RecordID Index", self.set_by_record_id, 'a', self.ByRecordNumberButton)
self.add_qt_action("Set Title Index", self.set_by_title, 'b', self.ByTitleButton)
self.add_qt_action("Set AuthorLast Index", self.set_by_authorlast, 'c', self.ByAuthorLastButton)
self.add_qt_action("Set Subj+Title Index", self.set_by_subjtitle, 'd', self.BySubjTitleButton)
self.add_qt_action("Set Pub+Title Index", self.set_by_pubtitle, 'e', self.ByPubTitleButton)
self.add_qt_action("Set OrderActiv Index", self.set_by_orderactiv, 'f', self.ByOrderActivButton)
self.add_qt_action("Set ISBN Index", self.set_by_isbn, 'g', self.ByISBNButton)
self.show()
def set_by_title(self):
self.resultCallback("Title")
self.accept()
def set_by_record_id(self):
self.resultCallback("RecordID")
self.accept()
def set_by_authorlast(self):
self.resultCallback("AuthorLast")
self.accept()
def set_by_subjtitle(self):
self.resultCallback("Subj+Title")
self.accept()
def set_by_pubtitle(self):
self.resultCallback("Pub+Title")
self.accept()
def set_by_orderactiv(self):
self.resultCallback("OrderActiv")
self.accept()
def set_by_isbn(self):
self.resultCallback("ISBN")
self.accept()
@ui_methods
class BrowseWindow(QtWidgets.QMainWindow):
def __init__(self, db, view):
self.db = db
self.view = view
super(BrowseWindow, self).__init__() # Call the inherited classes __init__ method
uic.loadUi('browse.ui', self) # Load the .ui file
self.setWindowTitle("Browse Records")
self.browseTable.setRowCount(len(db.records))
i = 0
for record in db.records:
self.browseTable.setItem(i, 0, QTableWidgetItem(record["Title"]))
self.browseTable.setItem(i, 1, QTableWidgetItem(record["AuthorLast"]))
self.browseTable.setItem(i, 2, QTableWidgetItem(record["Subj"]))
self.browseTable.setItem(i, 3, QTableWidgetItem(record["ISBN"]))
self.browseTable.setItem(i, 4, QTableWidgetItem(str(record["Price"])))
self.browseTable.setItem(i, 5, QTableWidgetItem(str(record["LstSaleDate"])))
mxnumber = 0 if record["MxNumber"] is None else record["MxNumber"]
numbersold = 0 if record["NumberSold"] is None else record["NumberSold"]
onorder = 0 if record["NumOnOrder"] is None else record["NumOnOrder"]
storage = 0 if record["Storage"] is None else record["Storage"]
backorder = 0 if record["BoNumber"] is None else record["BoNumber"]
on_shelf = mxnumber - numbersold - onorder - storage - backorder
self.browseTable.setItem(i, 6, QTableWidgetItem(str(on_shelf)))
i += 1
self.browseTable.horizontalHeader().setSectionResizeMode(QHeaderView.Stretch)
self.browseTable.verticalHeader().setVisible(False)
self.update_selected()
self.add_qt_action("Close", self.close, 'escape')
self.add_qt_action("Select", self.user_select, 'return')
self.add_qt_action("SelectV", self.user_select, 'v')
self.actionPrint.triggered.connect(self.send_to_printer)
self.actionOpen_Excel.triggered.connect(self.send_to_excel)
def update_selected(self):
self.browseTable.setFocus()
self.browseTable.selectRow(self.db.get_current_id())
def user_select(self):
self.db.set_current_id(self.browseTable.currentRow())
self.view.update_view()
self.close()
def send_to_printer(self):
confirm = QtWidgets.QMessageBox
ret = confirm.question(self, 'Print Confirmation', f"Are you sure? This print {len(self.db.records)} record(s).", confirm.Yes | confirm.No)
if ret == confirm.No:
return
filename = "omega_print_tmp_file.txt"
with open(filename, 'w') as f:
for record in self.db.records:
f.write(f"{record['Title']}, {record['AuthorLast']}, {record['Subj']}, {record['Price']}\n")
os.startfile(filename, "print")
def send_to_excel(self):
filename = "omega_print_tmp_file.csv"
with open(filename, 'w') as f:
f.write("Title, AuthorLast, Subj, Price, Last Sale, On Shelf\n")
for record in self.db.records:
mxnumber = 0 if record["MxNumber"] is None else record["MxNumber"]
numbersold = 0 if record["NumberSold"] is None else record["NumberSold"]
onorder = 0 if record["NumOnOrder"] is None else record["NumOnOrder"]
storage = 0 if record["Storage"] is None else record["Storage"]
backorder = 0 if record["BoNumber"] is None else record["BoNumber"]
on_shelf = mxnumber - numbersold - onorder - storage - backorder
f.write(f"{record['Title']}, {record['AuthorLast']}, {record['Subj']}, {record['Price']}, {record['LstSaleDate']}, {on_shelf}\n")
os.startfile(filename)
@ui_methods
class ViewWindow(QtWidgets.QMainWindow):
def __init__(self, db, main_win):
self.db = db
self.main_win = main_win
super(ViewWindow, self).__init__()
uic.loadUi('view.ui', self)
self.add_qt_action("Next Record", self.next_record, 'down', self.NextButton)
self.add_qt_action("Previous Record", self.previous_record, 'up', self.PreviousButton)
self.add_qt_action("Index Menu", self.open_index_dialog, 'i', self.IndexButton)
self.add_qt_action("Find Menu", self.open_find_dialog, 'f', self.FindButton)
self.add_qt_action("Browse Window", self.open_browse_window, 'b', self.BrowseButton)
self.add_qt_action("Change", self.open_change_window, 'c', self.ChangeButton)
self.add_qt_action("Enter", self.open_enter_window, 'e', self.EnterButton)
self.add_qt_action("Delete", self.delete_record, '', self.DeleteButton)
self.add_qt_action("Make Sale", self.make_sale, 'alt+d', self.MarkSaleButton)
self.add_qt_action("Reset List", self.reset_list, 'alt+t')
self.add_qt_action("Undo Make Sale", self.undo_sale, 'alt+u')
self.add_qt_action("Get Info", self.get_info, 'ctrl+i')
self.add_qt_action("Close", self.close, 'escape')
self.actionBook_Information.triggered.connect(self.get_info)
self.actionReset_List.triggered.connect(self.reset_list)
self.browse = None
self.enter_window = None
self.update_view()
self.show()
def wheelEvent(self, event: QtGui.QWheelEvent) -> None:
if event.angleDelta().y() > 0:
self.previous_record()
else:
self.next_record()
def closeEvent(self, event: QtGui.QCloseEvent) -> None:
if self.enter_window is None:
self.main_win.show()
event.accept()
def reset_list(self):
self.db.substring_search(None, None, "Title")
self.update_view()
def update_view(self):
self.setWindowTitle("View Record - " + self.db.currentIndex)
record = self.db.get_current_record()
self.titleValue.setText(record["Title"])
self.authorValue.setText(record["AuthorLast"])
self.ISBNValue.setText(record["ISBN"])
self.recordIDValue.setText(str(record["RecordID"]))
self.maxDesiredValue.setText(pretty_int(record["MxNumber"]))
self.toOrderValue.setText(pretty_int(record["NumberSold"]))
self.lastSaleValue.setText(record["LstSaleDate"])
self.historyValue.setText(record["SalesHist"])
self.orderStatusValue.setText(record["OrderActiv"])
self.SubjectValue.setText(record["Subj"])
self.AcqDateValue.setText(record["AcquisDate"])
price = record["Price"]
if price is not None:
price = "%.2f" % price
else:
price = ""
self.PriceValue.setText(price)
self.PublisherValueLabel.setText(record["Pub"])
self.IngOValue.setText(pretty_bool(record["IngO"]))
self.IngTValue.setText(pretty_bool(record["IngT"]))
self.IPSValue.setText(pretty_bool(record["IPS"]))
self.websiteValue.setText(record["Website"])
self.POValue.setText(record["PoNum"])
self.PrevPOValue.setText(record["PrevPoNum"])
self.OnOrderValue.setText(pretty_int(record["NumOnOrder"]))
self.BOValue.setText(pretty_int(record["BoNumber"]))
self.storageValue.setText(pretty_int(record["Storage"]))
self.locationValue.setText(record["Location"])
list_size = " Records in List"
self.listSizeLabel.setText(str(len(self.db.records)) + list_size)
if self.browse is not None:
self.browse.update_selected()
def make_sale(self):
self.undo_state = copy.deepcopy(self.db.get_current_record())
self.db.make_sale()
self.update_view()
def undo_sale(self):
if self.undo_state is None:
return
if self.undo_state["RecordID"] != self.db.get_current_record()["RecordID"]:
return
self.db.update_record(self.undo_state, True)
self.undo_state = None
self.update_view()
def next_record(self):
self.db.next_record()
self.update_view()
def previous_record(self):
self.db.previous_record()
self.update_view()
def set_index(self, index):
self.db.change_index(index)
self.browse = None
self.update_view()
def open_index_dialog(self):
dlg = IndexDialog(self.set_index, self)
dlg.show()
def find_record(self, search):
self.db.search(search)
self.update_view()
def delete_record(self):
confirm = QtWidgets.QMessageBox
ret = confirm.question(self, 'Delete Confirmation', f"Are you sure? This will delete the record.", confirm.Yes | confirm.No)
if ret == confirm.Yes:
self.db.delete_current_record()
self.update_view()
def get_info(self):
infobox = QtWidgets.QMessageBox
info = ""
base_api_link = "https://www.googleapis.com/books/v1/volumes?q=isbn:"
try:
with urllib.request.urlopen(base_api_link + self.ISBNValue.text(), timeout=2) as f:
text = f.read()
decoded_text = text.decode("utf-8")
obj = json.loads(decoded_text) # deserializes decoded_text to a Python object
volume_info = obj["items"][0]["volumeInfo"]
info += volume_info["title"] + '\n'
info += volume_info["authors"][0] + '\n'
info += volume_info["description"]
except:
return
infobox.question(self, 'Book Information', info, infobox.Ok)
def open_find_dialog(self):
dlg = FindDialog(self.find_record, self.db.currentIndex, self)
dlg.show()
def open_browse_window(self):
if self.browse == None:
self.browse = BrowseWindow(self.db, self)
self.browse.update_selected()
self.browse.show()
self.browse.activateWindow()
def open_enter_window(self):
self.browse = None
self.enter_window = EnterWindow(self.db, self)
self.close()
def open_change_window(self):
self.browse = None
self.enter_window = EnterWindow(self.db, self, self.db.get_current_record())
self.close()