implement proxy exceptions tab

src/app/browser/proxy/ignore/row.rs

@@ -0,0 +1,183 @@
+use gtk::{
+    Align, Box, Button, Entry, Switch,
+    glib::{DateTime, GString},
+    prelude::{BoxExt, ButtonExt, EditableExt, WidgetExt},
+};
+
+pub struct Row {
+    pub id: Option<i64>,
+    host: Entry,
+    status: Switch,
+    pub time: DateTime,
+    pub widget: Box,
+}
+
+impl Row {
+    // Constructors
+
+    pub fn build(
+        id: Option<i64>,
+        time: Option<&DateTime>,
+        host: Option<&str>,
+        is_enabled: bool,
+        on_delete: impl Fn() + 'static,
+    ) -> Self {
+        // Init components
+
+        let status = Switch::builder()
+            .active(is_enabled)
+            .valign(Align::Center)
+            .build();
+
+        let host = Entry::builder()
+            .hexpand(true)
+            .placeholder_text("Host")
+            .text(host.unwrap_or_default())
+            .build();
+
+        let delete = Button::builder()
+            .css_classes(["error"])
+            .icon_name("user-trash-symbolic")
+            .tooltip_text("Delete")
+            .build();
+
+        // Init widget
+
+        let widget = Box::builder()
+            .orientation(gtk::Orientation::Horizontal)
+            .spacing(8)
+            .build();
+
+        widget.append(&status);
+        widget.append(&host);
+        widget.append(&delete);
+
+        // Activate
+
+        delete.connect_clicked({
+            let c = std::rc::Rc::new(on_delete);
+            move |this| {
+                use adw::{
+                    AlertDialog, ResponseAppearance,
+                    prelude::{AdwDialogExt, AlertDialogExt, AlertDialogExtManual},
+                };
+
+                const RESPONSE_CONFIRM: (&str, &str) = ("confirm", "Confirm");
+                const RESPONSE_CANCEL: (&str, &str) = ("cancel", "Cancel");
+
+                let dialog = AlertDialog::builder()
+                    .heading("Delete this host?")
+                    .close_response(RESPONSE_CANCEL.0)
+                    .default_response(RESPONSE_CONFIRM.0)
+                    .build();
+
+                dialog.add_responses(&[RESPONSE_CANCEL, RESPONSE_CONFIRM]);
+                dialog.set_response_appearance(RESPONSE_CONFIRM.0, ResponseAppearance::Destructive);
+                dialog.connect_response(None, {
+                    let c = c.clone();
+                    move |dialog, response| {
+                        dialog.set_response_enabled(response, false); // prevent double-click
+                        if response == RESPONSE_CONFIRM.0 {
+                            c()
+                        }
+                    }
+                });
+                dialog.present(Some(this))
+            }
+        });
+
+        host.connect_changed(move |this| {
+            validate(this);
+        });
+
+        status.connect_state_set({
+            let host = host.clone();
+            move |_, state| {
+                validate(&host);
+
+                host.set_sensitive(state);
+
+                gtk::glib::Propagation::Proceed
+            }
+        });
+
+        Self {
+            id,
+            status,
+            time: time.cloned().unwrap_or(DateTime::now_local().unwrap()),
+            host,
+            widget,
+        }
+    }
+
+    // Actions
+
+    pub fn validate(&self) -> bool {
+        validate(&self.host)
+    }
+
+    // Getters
+
+    pub fn host(&self) -> GString {
+        self.host.text()
+    }
+
+    pub fn is_enabled(&self) -> bool {
+        self.status.is_active()
+    }
+}
+
+pub fn new(on_add: impl Fn() + 'static) -> Box {
+    let b = Box::builder()
+        .orientation(gtk::Orientation::Horizontal)
+        .spacing(8)
+        .build();
+
+    b.append(&{
+        let add = Button::builder()
+            .css_classes(["success"])
+            .hexpand(true)
+            .icon_name("list-add-symbolic")
+            .tooltip_text("Add proxy")
+            .build();
+
+        add.connect_clicked(move |_| on_add());
+        add
+    });
+    b
+}
+
+fn validate(host: &Entry) -> bool {
+    fn highlight(entry: &Entry, error: Result<(), String>) {
+        const E: &str = "error";
+        match error {
+            Err(e) => {
+                entry.set_css_classes(&[E]);
+                entry.set_tooltip_text(Some(&e))
+            }
+            Ok(()) => {
+                entry.remove_css_class(E);
+                entry.set_tooltip_text(Some("Value is valid"))
+            }
+        }
+    }
+
+    fn validate_host(value: &str) -> Result<(), String> {
+        match gtk::gio::InetAddress::from_string(value) {
+            Some(address) => {
+                if address.to_string() != value {
+                    Err("Host could not be parsed properly".to_string())
+                } else {
+                    Ok(())
+                }
+            }
+            None => Err("Valid host is required".to_string()),
+        }
+    }
+
+    let v = validate_host(&host.text());
+    let is_valid_host = v.is_ok();
+    highlight(host, v);
+
+    is_valid_host
+}