From 60fd9061bd0cb94bca05ba720ab9e27a6da82d9f Mon Sep 17 00:00:00 2001
From: Chris Tsang <tyt2y7@gmail.com>
Date: Mon, 14 Jun 2021 21:00:44 +0800
Subject: [PATCH] ColumnDef TODO

---
 src/entity/column.rs      | 12 ++++++++----
 src/entity/primary_key.rs |  1 +
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/entity/column.rs b/src/entity/column.rs
index 52da7a2d..a5017126 100644
--- a/src/entity/column.rs
+++ b/src/entity/column.rs
@@ -2,6 +2,14 @@ use crate::{EntityName, IdenStatic, Iterable};
 pub use sea_query::ColumnType;
 use sea_query::{DynIden, Expr, SeaRc, SimpleExpr, Value};
 
+// TODO: ColumnDef with builder API to replace sea_query::ColumnType in Entity def
+pub struct ColumnDef {
+    pub(crate) col_type: ColumnType,
+    pub(crate) not_null: bool,
+    pub(crate) unique: bool,
+    pub(crate) indexed: bool,
+}
+
 macro_rules! bind_oper {
     ( $op: ident ) => {
         fn $op<V>(&self, v: V) -> SimpleExpr
@@ -40,10 +48,6 @@ pub trait ColumnTrait: IdenStatic + Iterable {
 
     fn def(&self) -> ColumnType;
 
-    // we may add more:
-    // fn indexed(&self) -> bool;
-    // fn unique(&self) -> bool;
-
     fn entity_name(&self) -> DynIden {
         SeaRc::new(Self::EntityName::default()) as DynIden
     }
diff --git a/src/entity/primary_key.rs b/src/entity/primary_key.rs
index 8023c5ee..81a28915 100644
--- a/src/entity/primary_key.rs
+++ b/src/entity/primary_key.rs
@@ -1,5 +1,6 @@
 use super::{ColumnTrait, IdenStatic, Iterable};
 
+//LINT: composite primary key cannot auto increment
 pub trait PrimaryKeyTrait: IdenStatic + Iterable {
     fn auto_increment() -> bool;
 }