Added a second example

examples/toggle-completions.rs

@@ -0,0 +1,64 @@
+//! This is an example of how kitchen-fridge can be used.
+//! This binary simply toggles all completion statuses of the tasks it finds.
+
+use std::error::Error;
+
+use chrono::Utc;
+
+use kitchen_fridge::item::Item;
+use kitchen_fridge::task::CompletionStatus;
+use kitchen_fridge::CalDavProvider;
+use kitchen_fridge::utils::pause;
+
+mod shared;
+use shared::initial_sync;
+use shared::{URL, USERNAME};
+
+
+#[tokio::main]
+async fn main() {
+    env_logger::init();
+
+    println!("This example show how to sync a remote server with a local cache, using a Provider.");
+    println!("Make sure you have edited the constants in the 'shared.rs' file to include correct URLs and credentials.");
+    println!("You can also set the RUST_LOG environment variable to display more info about the sync.");
+    println!("");
+    println!("This will use the following settings:");
+    println!("  * URL = {}", URL);
+    println!("  * USERNAME = {}", USERNAME);
+    pause();
+
+    let mut provider = initial_sync().await;
+
+    toggle_all_tasks_and_sync_again(&mut provider).await.unwrap();
+}
+
+async fn toggle_all_tasks_and_sync_again(provider: &mut CalDavProvider) -> Result<(), Box<dyn Error>> {
+    let mut n_toggled = 0;
+
+    for (_url, cal) in provider.local().get_calendars_sync()?.iter() {
+        for (_url, item) in cal.lock().unwrap().get_items_mut_sync()?.iter_mut() {
+            match item {
+                Item::Task(task) => {
+                    match task.completed() {
+                        false => task.set_completion_status(CompletionStatus::Completed(Some(Utc::now()))),
+                        true => task.set_completion_status(CompletionStatus::Uncompleted),
+                    };
+                    n_toggled += 1;
+                }
+                Item::Event(_) => {
+                    // Not doing anything with calendar events
+                },
+            }
+        }
+    }
+
+    println!("{} items toggled.", n_toggled);
+    println!("Syncing...");
+
+    provider.sync().await;
+
+    println!("Syncing complete.");
+
+    Ok(())
+}