prerelease/0.6.0 (#1)

Co-authored-by: David Rodenkirchen <drodenkirchen@linetco.com>
Reviewed-on: #1

src/elm/pages/ForgotPasswordPage.py

@@ -0,0 +1,84 @@
+from __future__ import annotations
+
+from _sha2 import sha256
+from random import choices
+from typing import Any, Optional
+
+from rio import Component, Column, Row, Text, Spacer, page, Color, Rectangle, TextInput, GuardEvent, ProgressCircle
+
+from elm.types import UserSession, User
+from elm.services import UserService, ConfigurationService, MailingService
+from elm.components import ElmButton
+
+def forgot_password_page_guard(event: GuardEvent) -> Optional[str]:
+    try:
+        _ = event.session[UserSession].user_name
+        return "/"
+    except KeyError:
+        return None
+
+@page(name="Forgot password", url_segment="lost-pw", guard=forgot_password_page_guard)
+class ForgotPasswordPage(Component):
+    mail: str = ""
+    success: bool = False
+    is_loading: bool = False
+
+    async def on_confirm(self, _: Any = None) -> None:
+        self.is_loading = True
+
+        lan_info = self.session[ConfigurationService].get_lan_info()
+        user_service = self.session[UserService]
+        mailing_service = self.session[MailingService]
+        user = await user_service.get_user_by_mail(self.mail.strip())
+        if user is not None:
+            new_password = "".join(choices(user_service.ALLOWED_USER_NAME_SYMBOLS, k=16))
+            user.user_fallback_password = sha256(new_password.encode(encoding="utf-8")).hexdigest()
+            await User.save(user)
+            await mailing_service.send_email(
+                subject=f"Dein neues Passwort für {lan_info.name}",
+                body=f"Du hast für den EZGG LAN Manager der {lan_info.name} ein neues Passwort angefragt. "
+                     f"Und hier ist es schon:\n\n{new_password}\n\nSolltest du kein neues Passwort angefordert haben, "
+                     f"ignoriere diese E-Mail.\n\nLiebe Grüße\nDein {lan_info.name} - Team",
+                receiver=self.mail.strip()
+            )
+
+        self.success = True
+        self.is_loading = False
+
+    def build(self) -> Component:
+        return Row(
+            Rectangle(
+                content=Column(
+                    Rectangle(
+                        content=Rectangle(
+                            content=Row(
+                                Text("Passwort vergessen", margin=0.5, selectable=False, overflow="wrap", grow_x=True),
+                                ProgressCircle(min_size=1, margin=0.5, color="primary", progress=None if self.is_loading else 0)
+                            ),
+                            fill=self.session.theme.header_box_background_color,
+                            margin=0.4
+                        ),
+                        stroke_width=0.1,
+                        stroke_color=self.session.theme.box_border_color,
+                    ),
+                    Column(
+                        TextInput(
+                            text=self.bind().mail,
+                            label="Mail Adresse",
+                            on_confirm=self.on_confirm
+                        ),
+                        Text("Prüfe deine Mails!", fill=self.session.theme.success_color, overflow="wrap", justify="center") if self.success else Spacer(grow_x=False, grow_y=False),
+                        ElmButton(text="Neues Passwort anfordern", style="small" if self.session.is_mobile() else "normal", on_press=self.on_confirm, wrap=self.session.is_mobile()),
+                        margin=1,
+                        spacing=1
+                    ),
+                    Spacer()
+                ),
+                fill=self.session.theme.box_color,
+                stroke_width=0.1,
+                stroke_color=self.session.theme.box_border_color,
+                min_height=15
+            ),
+            align_x=0.5,
+            align_y=0.5
+        )