extract __init__.py contents to modules

inqry/asset_qrcode.py

@@ -0,0 +1,33 @@
+import os
+
+import qrcode
+
+from inqry.gui import error_message_box
+
+
+class AssetQRCode(qrcode.QRCode):
+    def __init__(self):
+        super().__init__()
+
+    def make_new_asset_qr(self, data) -> qrcode.image:
+        self.add_data(data)
+        return self.make_image()
+
+    def make_new_model_qr(self, data) -> qrcode.image:
+        self.add_data(data)
+        return self.make_image()
+
+    def save(self, file_name, data):
+        desktop = os.path.expanduser('~/Desktop')
+        qrcode_png = os.path.join(desktop, '{}.png'.format(file_name))
+        self.prevent_duplicate_file(qrcode_png)
+        with open(qrcode_png, 'wb') as fp:
+            return self.make_new_asset_qr(data).save(fp)
+
+    def display(self, data):
+        img = self.make_new_asset_qr(data)
+        img.show()
+
+    def prevent_duplicate_file(self, file):
+        if os.path.exists(file):
+            error_message_box('QR code already exists.')

inqry/barcode.py

@@ -0,0 +1,24 @@
+DELAY = '~d'
+TAB = '~t'
+ENTER = '~e'
+SPACE = '\x20'
+
+
+def textify(value: str) -> str:
+    contents = [value, TAB]
+    return ''.join([delayify(item) for item in contents if item is not None])
+
+
+def listify(value: str) -> str:
+    contents = [SPACE, value, ENTER, TAB]
+    return ''.join([delayify(item) for item in contents])
+
+
+def delayify(value: str, amount=1) -> str:
+    delay_count = DELAY * amount
+    return delay_count + value
+
+
+def tabify(amount=1) -> str:
+    tab_count = TAB * amount
+    return tab_count

inqry/gui.py

@@ -0,0 +1,94 @@
+import re
+import subprocess
+import sys
+from tkinter import Button, E, Entry, Label, OptionMenu, StringVar, Tk, messagebox
+
+from inqry.asset_qrcode import AssetQRCode
+from inqry.form_instructions import FormInstructions
+
+
+class InQRyGUI:  # TODO: Extract GUI attributes to methods
+    def __init__(self):
+        self.form_instructions = FormInstructions()
+        self.asset_qr = AssetQRCode()
+
+        self.root_window = Tk()
+        self.root_window.title('InQRy')
+
+        self.alias_label = Label(self.root_window, text='Alias:')
+        self.alias_label.grid(row=1, column=1, sticky=E)
+
+        self.alias_entry = Entry(self.root_window)
+        self.alias_entry.grid(row=1, column=2)
+
+        self.asset_tag_label = Label(self.root_window, text='Asset Tag:')
+        self.asset_tag_label.grid(row=2, column=1, sticky=E)
+
+        self.asset_tag_entry = Entry(self.root_window)
+        self.asset_tag_entry.grid(row=2, column=2)
+
+        self.form_options = tuple(self.form_instructions.form_types.keys())
+        self.form_selection = StringVar()
+        self.form_selection.set(self.form_options[0])
+        self.form_menu = OptionMenu(self.root_window, self.form_selection, *self.form_options)
+        self.form_menu.grid(row=3, column=1)
+
+        self.qrcode_options = ('Asset', 'Model')
+        self.qrcode_selection = StringVar()
+        self.qrcode_selection.set(self.qrcode_options[0])
+        self.qrcode_menu = OptionMenu(self.root_window, self.qrcode_selection, *self.qrcode_options)
+        self.qrcode_menu.grid(row=3, column=2)
+
+        self.generate_qr_button = Button(self.root_window, text='Display', command=self.display)
+        self.generate_qr_button.grid(row=4, column=1)
+
+        self.generate_qr_button = Button(self.root_window, text='Save to Desktop', command=self.save)
+        self.generate_qr_button.grid(row=4, column=2)
+
+    def save(self):
+        alias = self.alias_entry.get().lower()
+        asset_tag = self.asset_tag_entry.get()
+        try:
+            file_name = alias + '-' + asset_tag
+            data = self.gather_user_input()
+            return self.asset_qr.save(file_name, self.form_instructions.gui_helper(*data))
+        except TypeError:
+            error_message_box('Missing or improperly\nformatted entry.')
+
+    def display(self):
+        data = self.gather_user_input()
+        return self.asset_qr.display(self.form_instructions.gui_helper(*data))
+
+    def gather_user_input(self) -> tuple:
+        return (
+            self.qrcode_selection.get(), self.asset_tag_entry.get(), self.alias_entry.get(), self.form_selection.get())
+
+    def valid_asset(self, asset_tag: str):  # TODO: Define custom exceptions inside FormInstructions
+        pattern = re.compile(r'^E?\d{7}$')
+        return asset_tag if bool(re.match(pattern, asset_tag)) else False
+
+    def valid_alias(self, alias: str):  # TODO: Define custom exception inside FormInstructions
+        pattern = re.compile(r'^(v\-)?[A-Za-z]+$')
+        return alias if bool(re.match(pattern, alias)) else False
+
+
+def error_message_box(message: str):
+    messagebox.showerror('Oops!', message)
+
+
+def mobile_capability():  # TODO: Re-implement mobile_capability() into GUI
+    if sys.platform == 'darwin':
+        try:
+            subprocess.check_output(['/usr/local/bin/cfgutil'])
+            return 'active'
+        except FileNotFoundError:
+            print(
+                    '''
+                    No such file or directory: "/usr/local/bin/cfgutil"
+
+                    You must install cfgutil using Apple Configurator in order to
+                    use InQRy with a mobile device.
+                    ''')
+            return 'disable'
+    else:
+        pass