mirror of https://github.com/terhechte/postsack
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45 lines
1.5 KiB
Rust
45 lines
1.5 KiB
Rust
use eyre::Result;
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use std::thread::JoinHandle;
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use crate::DatabaseLike;
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pub trait Importerlike {
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fn import<Database: DatabaseLike + 'static>(
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self,
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database: Database,
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) -> Result<(MessageReceiver, JoinHandle<Result<()>>)>;
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}
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/// The message that informs of the importers progress
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#[derive(Debug)]
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pub enum Message {
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/// How much progress are we making on reading the contents
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/// of the emails.
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/// The `usize` parameter marks the total amount of items to read - if it is known.
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/// The values here can vary wildly based on the type of Importer `Format` in use.
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/// A Gmail backup will list the folders and how many of them
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/// are already read. A mbox format will list other things as there
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/// no folders.
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ReadTotal(usize),
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/// Whenever an item out of the total is read, this message will be emitted
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ReadOne,
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/// Similar to [`ReadTotal`]
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WriteTotal(usize),
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/// Similar to `ReadOne`
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WriteOne,
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/// Once everything has been written, we need to wait for the database
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/// to sync
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FinishingUp,
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/// Finally, this indicates that we're done.
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Done,
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/// An error happened during processing
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Error(eyre::Report),
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/// A special case for macOS, where a permission error means we have to grant this app
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/// the right to see the mail folder
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#[cfg(target_os = "macos")]
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MissingPermissions,
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}
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pub type MessageSender = crossbeam_channel::Sender<Message>;
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pub type MessageReceiver = crossbeam_channel::Receiver<Message>;
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