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-rw-r--r--rust/src/database_entity_crud.rs94
1 files changed, 51 insertions, 43 deletions
diff --git a/rust/src/database_entity_crud.rs b/rust/src/database_entity_crud.rs
index d532d166..7a5f333d 100644
--- a/rust/src/database_entity_crud.rs
+++ b/rust/src/database_entity_crud.rs
@@ -52,7 +52,7 @@ pub trait EntityCrud where Self: Sized {
// Entity-specific Methods
fn db_from_row(conn: &DbConn, rev_row: Self::RevRow, ident_row: Option<Self::IdentRow>) -> Result<Self>;
- fn db_insert_rev(&self, conn: &DbConn, edit_context: &EditContext) -> Result<Uuid>;
+ fn db_insert_rev(&self, conn: &DbConn) -> Result<Uuid>;
}
// TODO: this could be a separate trait on all entities?
@@ -104,6 +104,35 @@ macro_rules! generic_db_create_batch {
}
}
+macro_rules! generic_db_update {
+ ($ident_table: ident, $edit_table: ident) => {
+ fn db_update(&self, conn: &DbConn, edit_context: &EditContext, ident: FatCatId) -> Result<Self::EditRow> {
+ let current: Self::IdentRow = $ident_table::table.find(ident.to_uuid()).first(conn)?;
+ if current.is_live != true {
+ // TODO: what if isn't live? 4xx not 5xx
+ bail!("can't delete an entity that doesn't exist yet");
+ }
+ if current.rev_id.is_none() {
+ // TODO: what if it's already deleted? 4xx not 5xx
+ bail!("entity was already deleted");
+ }
+
+ let rev_id = self.db_insert_rev(conn)?;
+ let edit: Self::EditRow = insert_into($edit_table::table)
+ .values((
+ $edit_table::editgroup_id.eq(edit_context.editgroup_id.to_uuid()),
+ $edit_table::ident_id.eq(&ident.to_uuid()),
+ $edit_table::rev_id.eq(&rev_id),
+ $edit_table::prev_rev.eq(current.rev_id.unwrap()),
+ $edit_table::extra_json.eq(&self.extra),
+ ))
+ .get_result(conn)?;
+
+ Ok(edit)
+ }
+ }
+}
+
macro_rules! generic_db_delete {
($ident_table: ident, $edit_table:ident) => {
fn db_delete(conn: &DbConn, edit_context: &EditContext, ident: FatCatId) -> Result<Self::EditRow> {
@@ -168,60 +197,30 @@ impl EntityCrud for WorkEntity {
generic_db_get!(work_ident, work_rev);
generic_db_get_rev!(work_rev);
generic_db_create_batch!();
+ generic_db_update!(work_ident, work_edit);
generic_db_delete!(work_ident, work_edit);
generic_db_get_history!(work_edit);
fn db_create(&self, conn: &DbConn, edit_context: &EditContext) -> Result<Self::EditRow> {
- // TODO: refactor to use insert_rev
+ let rev_id = self.db_insert_rev(conn)?;
let edit: WorkEditRow =
diesel::sql_query(
- "WITH rev AS ( INSERT INTO work_rev (extra_json)
- VALUES ($1)
- RETURNING id ),
- ident AS ( INSERT INTO work_ident (rev_id)
- VALUES ((SELECT rev.id FROM rev))
- RETURNING id )
- INSERT INTO work_edit (editgroup_id, ident_id, rev_id) VALUES
- ($2, (SELECT ident.id FROM ident), (SELECT rev.id FROM rev))
+ "WITH ident AS (
+ INSERT INTO work_ident (rev_id)
+ VALUES ($1)
+ RETURNING id )
+ INSERT INTO work_edit (editgroup_id, ident_id, rev_id, extra) VALUES
+ ($2, (SELECT ident.id FROM ident), $1, $3)
RETURNING *",
- ).bind::<diesel::sql_types::Nullable<diesel::sql_types::Json>, _>(&self.extra)
+ ).bind::<diesel::sql_types::Uuid, _>(rev_id)
.bind::<diesel::sql_types::Uuid, _>(edit_context.editgroup_id.to_uuid())
+ .bind::<diesel::sql_types::Nullable<diesel::sql_types::Json>, _>(&edit_context.extra_json)
.get_result(conn)?;
Ok(edit)
}
- fn db_update(&self, conn: &DbConn, edit_context: &EditContext, ident: FatCatId) -> Result<Self::EditRow> {
- // TODO: refactor this into a check on WorkIdentRow
- let current: WorkIdentRow = work_ident::table.find(ident.to_uuid()).first(conn)?;
- if current.is_live != true {
- // TODO: what if isn't live? 4xx not 5xx
- bail!("can't delete an entity that doesn't exist yet");
- }
- if current.rev_id.is_none() {
- // TODO: what if it's already deleted? 4xx not 5xx
- bail!("entity was already deleted");
- }
-
- let edit: WorkEditRow =
- diesel::sql_query(
- "WITH rev AS ( INSERT INTO work_rev (extra_json)
- VALUES ($1)
- RETURNING id ),
- INSERT INTO work_edit (editgroup_id, ident_id, rev_id, prev_rev) VALUES
- ($2, $3, (SELECT rev.id FROM rev), $4)
- RETURNING *",
- ).bind::<diesel::sql_types::Nullable<diesel::sql_types::Json>, _>(&self.extra)
- .bind::<diesel::sql_types::Uuid, _>(edit_context.editgroup_id.to_uuid())
- .bind::<diesel::sql_types::Uuid, _>(ident.to_uuid())
- .bind::<diesel::sql_types::Uuid, _>(current.rev_id.unwrap())
- .get_result(conn)?;
-
- Ok(edit)
- }
-
-
fn db_from_row(conn: &DbConn, rev_row: Self::RevRow, ident_row: Option<Self::IdentRow>) -> Result<Self> {
let (state, ident_id, redirect_id) = match ident_row {
@@ -243,8 +242,17 @@ impl EntityCrud for WorkEntity {
})
}
- fn db_insert_rev(&self, conn: &DbConn, edit_context: &EditContext) -> Result<Uuid> {
- unimplemented!()
+ fn db_insert_rev(&self, conn: &DbConn) -> Result<Uuid> {
+ let rev_row: WorkRevRow = insert_into(work_rev::table)
+ .values((
+ work_rev::extra_json.eq(&self.extra)
+ ))
+ .get_result(conn)?;
+ /* TODO: only return id
+ .returning(work_rev::id)
+ .first(conn)?;
+ */
+ Ok(rev_row.id)
}
}