From 66a87452a20e5c7599f7ff738537db61af3bc979 Mon Sep 17 00:00:00 2001
From: Jakob Meier <comcloudway@ccw.icu>
Date: Thu, 28 Mar 2024 18:54:14 +0100
Subject: [PATCH] add delete button to ticket view

shows confirm dialog
onConfirm: removes file, closes ticket view and reloads home screen
---
 choochoo/deutschlandticket.py | 12 +++++++++++-
 choochoo/ticketview.py        | 23 ++++++++++++++++++++++-
 choochoo/window.py            |  4 +++-
 3 files changed, 36 insertions(+), 3 deletions(-)

diff --git a/choochoo/deutschlandticket.py b/choochoo/deutschlandticket.py
index 24e8145..ff2f926 100644
--- a/choochoo/deutschlandticket.py
+++ b/choochoo/deutschlandticket.py
@@ -83,13 +83,23 @@ class Ticket():
         date = self.valid_from
         return f"DTicket_{date.year}-{date.month:02}_{self.first_name}-{self.last_name}"
 
-    def save(self):
+    def get_file_path(self):
         tid = self.get_id()
         name = f"{tid}.json"
         fpath = os.path.join(get_data_dir(), name)
+        return fpath
+
+    def save(self):
+        fpath = self.get_file_path()
         handle = open(fpath, "w", encoding="utf-8")
         text = json.dumps(self.raw)
         try:
             handle.write(text)
         finally:
             handle.close()
+
+    def delete(self):
+        fpath = self.get_file_path()
+        # only attempt to remove the file if it exists
+        if os.path.exists(fpath):
+            os.remove(fpath)
diff --git a/choochoo/ticketview.py b/choochoo/ticketview.py
index 5bab980..7811e1d 100644
--- a/choochoo/ticketview.py
+++ b/choochoo/ticketview.py
@@ -28,14 +28,35 @@ class TicketScreen(Adw.NavigationPage):
         # shows confirm dialog
         # removes the file & closes the window
         self.delete_button = IconButton("", "user-trash-symbolic", tooltip=_("Delete Ticket"))
-        self.delete_button.connect("clicked", lambda _: self.fetch())
+        self.delete_button.connect("clicked", lambda _: self.ask_delete())
         self.header_bar.pack_end(self.reload_button)
+        self.header_bar.pack_end(self.delete_button)
         self.view.add_top_bar(self.header_bar)
         self.overlay = Adw.ToastOverlay()
         self.set_child(self.view)
         self.view.set_content(self.overlay)
         self.update()
 
+    def ask_delete(self):
+        diag = Adw.AlertDialog()
+        # set dialog cta
+        diag.set_heading(_("Delete Ticket"))
+        diag.set_body(_("Do you really want to delete this ticket? (You can add it again later)"))
+        # setup dialog actions
+        diag.add_response("cancel", _("Cancel"))
+        diag.add_response("remove", _("Remove"))
+        diag.set_close_response("cancel")
+        diag.set_default_response("cancel")
+        diag.set_response_appearance("cancel", Adw.ResponseAppearance.DESTRUCTIVE)
+        diag.set_response_appearance("remove", Adw.ResponseAppearance.SUGGESTED)
+        # show dialog
+        diag.choose(self, None, self.confirm_delete)
+    def confirm_delete(self, diag, ready):
+        action = diag.choose_finish(ready)
+        if action == "remove":
+            self.ticket.delete()
+            self.activate_action("win.home", None)
+
     def generate_code(self):
         barcode = self.ticket.barcode
 
diff --git a/choochoo/window.py b/choochoo/window.py
index bfadfcc..88d70b3 100644
--- a/choochoo/window.py
+++ b/choochoo/window.py
@@ -30,8 +30,10 @@ class MainWindow(Adw.ApplicationWindow):
 
     # navigate back to the home screen
     def go_home(self,action,prefs):
+        print("HI")
         self.view.pop_to_page(self.home)
-        self.home.go_home()
+        # reload tickets
+        self.home.update()
 
     def view_ticket(self, action, prefs):
         fid = prefs[:]
-- 
2.38.5