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447 lines
19 KiB
447 lines
19 KiB
5 years ago
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import csv
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import json
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import validators
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from PyQt5.QtWidgets import QDialog, QLabel, QDialogButtonBox, QFileDialog
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from PyQt5.QtGui import QStandardItemModel, QStandardItem
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from PyQt5.QtCore import Qt, QObject, QModelIndex, pyqtSignal
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from ui import MainWindow, AddVendorDialog, MessageDialog, RemoveVendorDialog
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import DataStorage
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import webbrowser
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from JsonUtils import JsonModel
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VENDORS_FILE_DIR = "./all_data/vendor_manager/"
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VENDORS_FILE_NAME = "vendors.dat"
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VENDORS_FILE_PATH = VENDORS_FILE_DIR + VENDORS_FILE_NAME
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EXPORT_VENDORS_FILE_NAME = "exported_vendor_data.tsv"
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help_site = "https://github.com/CS-4820-Library-Project/Libly/wiki"
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class Vendor(JsonModel):
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def __init__(self, name: str, customer_id: str, base_url: str, requestor_id: str, api_key: str, platform: str,
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is_local: bool, description: str, companies: str):
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self.name = name
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self.customer_id = customer_id
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self.base_url = base_url
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self.requestor_id = requestor_id
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self.api_key = api_key
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self.platform = platform
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self.is_local = is_local
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self.description = description
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self.companies = companies
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@classmethod
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def from_json(cls, json_dict: dict):
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name = json_dict["name"] if "name" in json_dict else ""
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customer_id = json_dict["customer_id"] if "customer_id" in json_dict else ""
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base_url = json_dict["base_url"] if "base_url" in json_dict else ""
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requestor_id = json_dict["requestor_id"] if "requestor_id" in json_dict else ""
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api_key = json_dict["api_key"] if "api_key" in json_dict else ""
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platform = json_dict["platform"] if "platform" in json_dict else ""
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is_local = json_dict["is_local"] if "is_local" in json_dict else False
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description = json_dict["description"] if "description" in json_dict else ""
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companies = json_dict["companies"] if "companies" in json_dict else ""
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return cls(name, customer_id, base_url, requestor_id, api_key, platform, is_local, description, companies)
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class ManageVendorsController(QObject):
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vendors_changed_signal = pyqtSignal(list)
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def __init__(self, main_window_ui: MainWindow.Ui_mainWindow):
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super().__init__()
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self.selected_index = -1
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self.edit_vendor_details_frame = main_window_ui.edit_vendor_details_frame
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self.edit_vendor_options_frame = main_window_ui.edit_vendor_options_frame
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self.name_line_edit = main_window_ui.nameEdit
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self.customer_id_line_edit = main_window_ui.customerIdEdit
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self.base_url_line_edit = main_window_ui.baseUrlEdit
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self.requestor_id_line_edit = main_window_ui.requestorIdEdit
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self.api_key_line_edit = main_window_ui.apiKeyEdit
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self.platform_line_edit = main_window_ui.platformEdit
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self.local_only_check_box = main_window_ui.local_only_check_box
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self.description_text_edit = main_window_ui.descriptionEdit
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self.companies_text_edit = main_window_ui.companiesEdit
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self.name_validation_label = main_window_ui.name_validation_label
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self.name_validation_label.hide()
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self.url_validation_label = main_window_ui.url_validation_label
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self.url_validation_label.hide()
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self.help_button = main_window_ui.helpButton
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self.save_vendor_changes_button = main_window_ui.saveVendorChangesButton
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self.undo_vendor_changes_button = main_window_ui.undoVendorChangesButton
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self.remove_vendor_button = main_window_ui.removeVendorButton
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self.add_vendor_button = main_window_ui.addVendorButton
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self.export_vendors_button = main_window_ui.exportVendorsButton
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# TODO(Ziheng): add export_vendors_button
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self.import_vendors_button = main_window_ui.importVendorsButton
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# TODO(Ziheng): add import_vendors_button
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self.help_button.clicked.connect(self.help_method)
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self.save_vendor_changes_button.clicked.connect(self.modify_vendor)
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self.undo_vendor_changes_button.clicked.connect(self.populate_edit_vendor_view)
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self.remove_vendor_button.clicked.connect(self.open_remove_vendor_dialog)
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self.add_vendor_button.clicked.connect(self.open_add_vendor_dialog)
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self.export_vendors_button.clicked.connect(self.open_custom_folder_select_dialog)
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# TODO(Ziheng): add connection to dialog for export_vendors_button to export dir path
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self.import_vendors_button.clicked.connect(self.open_file_select_dialog)
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# TODO(Ziheng): add connection to dialog for import_vendors_button to import file
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self.vendor_list_view = main_window_ui.vendorsListView
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self.vendor_list_model = QStandardItemModel(self.vendor_list_view)
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self.vendor_list_view.setModel(self.vendor_list_model)
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self.vendor_list_view.clicked.connect(self.on_vendor_selected)
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self.vendors = []
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self.vendor_names = set() # Hash set for faster operations
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vendors_json_string = DataStorage.read_json_file(VENDORS_FILE_PATH)
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vendor_dicts = json.loads(vendors_json_string)
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for json_dict in vendor_dicts:
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vendor = Vendor.from_json(json_dict)
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self.vendors.append(vendor)
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self.vendor_names.add(vendor.name.lower())
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self.update_vendors_ui()
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def on_vendor_selected(self, model_index: QModelIndex):
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self.selected_index = model_index.row()
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self.populate_edit_vendor_view()
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def on_name_text_changed(self, new_name: str, original_name: str, validation_label: QLabel, validate: bool = True):
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if not validate:
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validation_label.hide()
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return
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is_valid, message = self.validate_new_name(new_name, original_name)
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if is_valid:
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validation_label.hide()
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else:
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validation_label.show()
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validation_label.setText(message)
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def on_url_text_changed(self, url: str, validation_label: QLabel, validate: bool = True):
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if not validate:
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validation_label.hide()
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return
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is_valid, message = self.validate_url(url)
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if is_valid:
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validation_label.hide()
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else:
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validation_label.show()
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validation_label.setText(message)
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def validate_new_name(self, new_name: str, original_name: str = "") -> (bool, str):
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if not new_name:
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return False, "Vendor name can't be empty"
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elif new_name.lower() in self.vendor_names:
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if original_name and original_name.lower() == new_name.lower():
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return True, ""
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else:
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return False, "Duplicate vendor name"
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else:
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return True, ""
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def validate_url(self, url: str) -> (bool, str):
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if not validators.url(url):
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return False, "Invalid Url"
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elif not url.endswith("/reports"):
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return False, "URL must end with '/reports'"
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else:
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return True, ""
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def update_vendors_ui(self):
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self.vendor_list_model.clear()
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for vendor in self.vendors:
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item = QStandardItem(vendor.name)
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item.setEditable(False)
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self.vendor_list_model.appendRow(item)
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self.populate_edit_vendor_view()
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def update_vendor_names(self):
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self.vendor_names.clear()
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for vendor in self.vendors:
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self.vendor_names.add(vendor.name.lower())
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def add_vendor(self, new_vendor: Vendor) -> (bool, str):
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# Check if vendor is valid
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is_valid, message = self.validate_new_name(new_vendor.name)
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if not is_valid:
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return is_valid, message
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if not new_vendor.is_local:
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is_valid, message = self.validate_url(new_vendor.base_url)
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if not is_valid:
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return is_valid, message
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self.vendors.append(new_vendor)
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self.vendor_names.add(new_vendor.name.lower())
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return True, ""
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def modify_vendor(self):
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if self.selected_index < 0:
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print("No vendor selected")
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return
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selected_vendor = self.vendors[self.selected_index]
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# Check if entries are valid
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new_name = self.name_line_edit.text()
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original_name = selected_vendor.name
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is_valid, message = self.validate_new_name(new_name, original_name)
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if not is_valid:
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self.show_message(message)
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return
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if not self.local_only_check_box.isChecked():
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url = self.base_url_line_edit.text()
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is_valid, message = self.validate_url(url)
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if not is_valid:
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self.show_message(message)
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return
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# Apply Changes
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selected_vendor.name = self.name_line_edit.text()
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selected_vendor.base_url = self.base_url_line_edit.text()
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selected_vendor.customer_id = self.customer_id_line_edit.text()
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selected_vendor.requestor_id = self.requestor_id_line_edit.text()
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selected_vendor.api_key = self.api_key_line_edit.text()
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selected_vendor.platform = self.platform_line_edit.text()
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selected_vendor.is_local = self.local_only_check_box.checkState() == Qt.Checked
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selected_vendor.description = self.description_text_edit.toPlainText()
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selected_vendor.companies = self.companies_text_edit.toPlainText()
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self.update_vendors_ui()
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self.update_vendor_names()
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self.vendors_changed_signal.emit(self.vendors)
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self.save_all_vendors_to_disk()
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self.show_message("Changes Saved!")
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def open_add_vendor_dialog(self):
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vendor_dialog = QDialog()
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vendor_dialog_ui = AddVendorDialog.Ui_addVendorDialog()
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vendor_dialog_ui.setupUi(vendor_dialog)
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name_edit = vendor_dialog_ui.nameEdit
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base_url_edit = vendor_dialog_ui.baseUrlEdit
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customer_id_edit = vendor_dialog_ui.customerIdEdit
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requestor_id_edit = vendor_dialog_ui.requestorIdEdit
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api_key_edit = vendor_dialog_ui.apiKeyEdit
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platform_edit = vendor_dialog_ui.platformEdit
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local_only_check_box = vendor_dialog_ui.local_only_check_box
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description_edit = vendor_dialog_ui.descriptionEdit
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companies_edit = vendor_dialog_ui.companiesEdit
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name_validation_label = vendor_dialog_ui.name_validation_label
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name_validation_label.hide()
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url_validation_label = vendor_dialog_ui.url_validation_label
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url_validation_label.hide()
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name_edit.textChanged.connect(
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lambda new_name: self.on_name_text_changed(new_name, "", name_validation_label))
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base_url_edit.textChanged.connect(
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lambda url: self.on_url_text_changed(url, url_validation_label))
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def attempt_add_vendor():
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vendor = Vendor(name_edit.text(),
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customer_id_edit.text(),
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base_url_edit.text(),
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requestor_id_edit.text(),
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api_key_edit.text(),
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platform_edit.text(),
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local_only_check_box.checkState() == Qt.Checked,
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description_edit.toPlainText(),
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companies_edit.toPlainText())
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is_valid, message = self.add_vendor(vendor)
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if is_valid:
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self.sort_vendors()
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self.selected_index = -1
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self.update_vendors_ui()
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self.populate_edit_vendor_view()
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self.vendors_changed_signal.emit(self.vendors)
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self.save_all_vendors_to_disk()
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vendor_dialog.close()
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else:
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self.show_message(message)
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button_box = vendor_dialog_ui.buttonBox
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ok_button = button_box.button(QDialogButtonBox.Ok)
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ok_button.clicked.connect(attempt_add_vendor)
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cancel_button = button_box.button(QDialogButtonBox.Cancel)
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cancel_button.clicked.connect(lambda: vendor_dialog.close())
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vendor_dialog.exec_()
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def open_file_select_dialog(self):
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dialog = QFileDialog()
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dialog.setFileMode(QFileDialog.ExistingFile)
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if dialog.exec_():
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selected_file_path = dialog.selectedFiles()[0]
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self.import_vendors_tsv(selected_file_path)
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self.show_message(f"Import successful!")
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def open_custom_folder_select_dialog(self):
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dialog = QFileDialog()
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dialog.setFileMode(QFileDialog.Directory)
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if dialog.exec_():
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directory = dialog.selectedFiles()[0] + "/"
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self.export_vendors_tsv(directory)
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self.show_message(f"Exported as {EXPORT_VENDORS_FILE_NAME}")
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def populate_edit_vendor_view(self):
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if self.selected_index >= 0:
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selected_vendor = self.vendors[self.selected_index]
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self.name_line_edit.textChanged.connect(
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lambda new_name: self.on_name_text_changed(new_name, selected_vendor.name, self.name_validation_label))
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self.name_line_edit.setText(selected_vendor.name)
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self.base_url_line_edit.textChanged.connect(
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lambda url: self.on_url_text_changed(url, self.url_validation_label))
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self.base_url_line_edit.setText(selected_vendor.base_url)
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self.customer_id_line_edit.setText(selected_vendor.customer_id)
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self.requestor_id_line_edit.setText(selected_vendor.requestor_id)
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self.api_key_line_edit.setText(selected_vendor.api_key)
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self.platform_line_edit.setText(selected_vendor.platform)
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self.local_only_check_box.setChecked(selected_vendor.is_local)
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self.description_text_edit.setPlainText(selected_vendor.description)
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self.companies_text_edit.setPlainText(selected_vendor.companies)
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self.set_edit_vendor_view_state(True)
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else:
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self.name_line_edit.textChanged.connect(
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lambda new_name: self.on_name_text_changed(new_name, "", self.name_validation_label, False))
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self.name_line_edit.setText("")
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self.name_line_edit.textChanged.emit("") # Hide validation_label if showing
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self.base_url_line_edit.textChanged.connect(
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lambda url: self.on_url_text_changed(url, self.url_validation_label, False))
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self.base_url_line_edit.setText("")
|
||
|
|
self.base_url_line_edit.textChanged.emit("")
|
||
|
|
|
||
|
|
self.customer_id_line_edit.setText("")
|
||
|
|
self.base_url_line_edit.setText("")
|
||
|
|
self.requestor_id_line_edit.setText("")
|
||
|
|
self.api_key_line_edit.setText("")
|
||
|
|
self.platform_line_edit.setText("")
|
||
|
|
self.local_only_check_box.setChecked(False)
|
||
|
|
self.description_text_edit.setPlainText("")
|
||
|
|
self.companies_text_edit.setPlainText("")
|
||
|
|
|
||
|
|
self.set_edit_vendor_view_state(False)
|
||
|
|
|
||
|
|
def set_edit_vendor_view_state(self, is_enabled):
|
||
|
|
if is_enabled:
|
||
|
|
self.edit_vendor_details_frame.setEnabled(True)
|
||
|
|
self.edit_vendor_options_frame.setEnabled(True)
|
||
|
|
else:
|
||
|
|
self.edit_vendor_details_frame.setEnabled(False)
|
||
|
|
self.edit_vendor_options_frame.setEnabled(False)
|
||
|
|
|
||
|
|
def open_remove_vendor_dialog(self):
|
||
|
|
dialog_remove = QDialog()
|
||
|
|
dialog_remove_ui = RemoveVendorDialog.Ui_dialog_remove()
|
||
|
|
dialog_remove_ui.setupUi(dialog_remove)
|
||
|
|
|
||
|
|
def remove_vendor():
|
||
|
|
if self.selected_index >= 0:
|
||
|
|
self.vendors.pop(self.selected_index)
|
||
|
|
self.selected_index = -1
|
||
|
|
|
||
|
|
self.update_vendors_ui()
|
||
|
|
self.update_vendor_names()
|
||
|
|
self.populate_edit_vendor_view()
|
||
|
|
self.vendors_changed_signal.emit(self.vendors)
|
||
|
|
self.save_all_vendors_to_disk()
|
||
|
|
|
||
|
|
button_box = dialog_remove_ui.buttonBox
|
||
|
|
button_box.accepted.connect(remove_vendor)
|
||
|
|
dialog_remove.exec_()
|
||
|
|
|
||
|
|
def save_all_vendors_to_disk(self):
|
||
|
|
json_string = json.dumps(self.vendors, default=lambda o: o.__dict__, indent=4)
|
||
|
|
DataStorage.save_json_file(VENDORS_FILE_DIR, VENDORS_FILE_NAME, json_string)
|
||
|
|
|
||
|
|
def show_message(self, message: str):
|
||
|
|
message_dialog = QDialog(flags=Qt.WindowCloseButtonHint)
|
||
|
|
message_dialog_ui = MessageDialog.Ui_message_dialog()
|
||
|
|
message_dialog_ui.setupUi(message_dialog)
|
||
|
|
|
||
|
|
message_label = message_dialog_ui.message_label
|
||
|
|
message_label.setText(message)
|
||
|
|
|
||
|
|
message_dialog.exec_()
|
||
|
|
|
||
|
|
def sort_vendors(self):
|
||
|
|
self.vendors = sorted(self.vendors, key=lambda vendor: vendor.name.lower())
|
||
|
|
|
||
|
|
def import_vendors_tsv(self, file_path):
|
||
|
|
try:
|
||
|
|
tsv_file = open(file_path, 'r', encoding="utf-8", newline='')
|
||
|
|
reader = csv.DictReader(tsv_file, delimiter='\t')
|
||
|
|
for row in reader:
|
||
|
|
if 'is_local' in row:
|
||
|
|
is_local = row['is_local'].lower() == "true"
|
||
|
|
else:
|
||
|
|
is_local = False
|
||
|
|
vendor = Vendor(row['name'] if 'name' in row else "",
|
||
|
|
row['customer_id'] if 'customer_id' in row else "",
|
||
|
|
row['base_url'] if 'base_url' in row else "",
|
||
|
|
row['requestor_id'] if 'requestor_id' in row else "",
|
||
|
|
row['api_key'] if 'api_key' in row else "",
|
||
|
|
row['platform'] if 'platform' in row else "",
|
||
|
|
is_local,
|
||
|
|
row['description'] if 'description' in row else "",
|
||
|
|
row['companies'] if 'companies' in row else "")
|
||
|
|
|
||
|
|
is_valid, message = self.add_vendor(vendor)
|
||
|
|
if not is_valid:
|
||
|
|
print(message)
|
||
|
|
|
||
|
|
tsv_file.close()
|
||
|
|
|
||
|
|
self.sort_vendors()
|
||
|
|
self.selected_index = -1
|
||
|
|
self.update_vendors_ui()
|
||
|
|
self.update_vendor_names()
|
||
|
|
self.populate_edit_vendor_view()
|
||
|
|
self.vendors_changed_signal.emit(self.vendors)
|
||
|
|
self.save_all_vendors_to_disk()
|
||
|
|
except Exception as e:
|
||
|
|
print(f"File import failed: {e}")
|
||
|
|
|
||
|
|
def export_vendors_tsv(self, dir_path):
|
||
|
|
file_path = f"{dir_path}{EXPORT_VENDORS_FILE_NAME}"
|
||
|
|
column_names = ["name",
|
||
|
|
"customer_id",
|
||
|
|
"base_url",
|
||
|
|
"requestor_id",
|
||
|
|
"api_key",
|
||
|
|
"platform",
|
||
|
|
"is_local",
|
||
|
|
"description",
|
||
|
|
"companies"]
|
||
|
|
try:
|
||
|
|
tsv_file = open(file_path, 'w', encoding="utf-8", newline='')
|
||
|
|
tsv_dict_writer = csv.DictWriter(tsv_file, column_names, delimiter='\t')
|
||
|
|
tsv_dict_writer.writeheader()
|
||
|
|
|
||
|
|
for vendor in self.vendors:
|
||
|
|
tsv_dict_writer.writerow(vendor.__dict__)
|
||
|
|
|
||
|
|
tsv_file.close()
|
||
|
|
|
||
|
|
except Exception as e:
|
||
|
|
print(f"File export failed: {e}")
|
||
|
|
|
||
|
|
def help_method(self):
|
||
|
|
webbrowser.open(help_site, 2, True)
|
||
|
|
|