From 761d1d181232e08fdedf500eed7cac0038911f70 Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Tue, 17 Mar 2020 12:33:29 +1000
Subject: [PATCH] add card queue/type enums

---
 rslib/Cargo.toml  |  2 ++
 rslib/src/card.rs | 33 +++++++++++++++++++++++++++++++++
 rslib/src/lib.rs  |  1 +
 3 files changed, 36 insertions(+)
 create mode 100644 rslib/src/card.rs

diff --git a/rslib/Cargo.toml b/rslib/Cargo.toml
index 4d4f51e86..7250b185c 100644
--- a/rslib/Cargo.toml
+++ b/rslib/Cargo.toml
@@ -36,6 +36,8 @@ slog = { version = "2.5.2", features = ["max_level_trace", "release_max_level_de
 slog-term = "2.5.0"
 slog-async = "2.4.0"
 slog-envlogger = "2.2.0"
+serde_repr = "0.1.5"
+num_enum = "0.4.2"
 
 [target.'cfg(target_vendor="apple")'.dependencies]
 rusqlite = { version = "0.21.0", features = ["trace"] }
diff --git a/rslib/src/card.rs b/rslib/src/card.rs
new file mode 100644
index 000000000..1ee1386b0
--- /dev/null
+++ b/rslib/src/card.rs
@@ -0,0 +1,33 @@
+// Copyright: Ankitects Pty Ltd and contributors
+// License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
+
+use num_enum::TryFromPrimitive;
+use serde_repr::{Deserialize_repr, Serialize_repr};
+
+#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, TryFromPrimitive, Clone, Copy)]
+#[repr(u8)]
+pub enum CardType {
+    New = 0,
+    Learn = 1,
+    Review = 2,
+    Relearn = 3,
+}
+
+#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, TryFromPrimitive, Clone, Copy)]
+#[repr(i8)]
+pub enum CardQueue {
+    /// due is the order cards are shown in
+    New = 0,
+    /// due is a unix timestamp
+    Learn = 1,
+    /// due is days since creation date
+    Review = 2,
+    DayLearn = 3,
+    /// due is a unix timestamp.
+    /// preview cards only placed here when failed.
+    PreviewRepeat = 4,
+    /// cards are not due in these states
+    Suspended = -1,
+    UserBuried = -2,
+    SchedBuried = -3,
+}
diff --git a/rslib/src/lib.rs b/rslib/src/lib.rs
index f66dd1bd6..b2e410d8c 100644
--- a/rslib/src/lib.rs
+++ b/rslib/src/lib.rs
@@ -10,6 +10,7 @@ pub fn version() -> &'static str {
 }
 
 pub mod backend;
+pub mod card;
 pub mod cloze;
 pub mod collection;
 pub mod err;