From 2d3421e2c37e4639f9cab3bf6f379d683df7c844 Mon Sep 17 00:00:00 2001
From: Stefano Pigozzi <me@steffo.eu>
Date: Thu, 14 Nov 2024 06:23:38 +0100
Subject: [PATCH] `core`: Create migration for metadata tables

---
 .idea/dataSources.xml                         | 12 +++++
 .idea/sqldialects.xml                         |  6 +++
 .../down.sql                                  |  8 ++++
 .../up.sql                                    | 47 +++++++++++++++++++
 acrate-core/src/schema.rs                     | 46 ++++++++++++++++++
 5 files changed, 119 insertions(+)
 create mode 100644 .idea/dataSources.xml
 create mode 100644 .idea/sqldialects.xml
 create mode 100644 acrate-core/migrations/2024-11-14-031744_Add webfinger table/down.sql
 create mode 100644 acrate-core/migrations/2024-11-14-031744_Add webfinger table/up.sql
 create mode 100644 acrate-core/src/schema.rs

diff --git a/.idea/dataSources.xml b/.idea/dataSources.xml
new file mode 100644
index 0000000..6cfc387
--- /dev/null
+++ b/.idea/dataSources.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
+    <data-source source="LOCAL" name="acrate" uuid="8258414e-095d-430b-a0a5-b48e72af23a9">
+      <driver-ref>postgresql</driver-ref>
+      <synchronize>true</synchronize>
+      <jdbc-driver>org.postgresql.Driver</jdbc-driver>
+      <jdbc-url>jdbc:postgresql:///acrate</jdbc-url>
+      <working-dir>$ProjectFileDir$</working-dir>
+    </data-source>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/sqldialects.xml b/.idea/sqldialects.xml
new file mode 100644
index 0000000..610ed0f
--- /dev/null
+++ b/.idea/sqldialects.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="SqlDialectMappings">
+    <file url="file://$PROJECT_DIR$/acrate-core/migrations/2024-11-14-031744_Add webfinger table/up.sql" dialect="GenericSQL" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/acrate-core/migrations/2024-11-14-031744_Add webfinger table/down.sql b/acrate-core/migrations/2024-11-14-031744_Add webfinger table/down.sql
new file mode 100644
index 0000000..af9bea0
--- /dev/null
+++ b/acrate-core/migrations/2024-11-14-031744_Add webfinger table/down.sql	
@@ -0,0 +1,8 @@
+DROP FUNCTION get_meta_property;
+DROP FUNCTION get_meta_link;
+DROP FUNCTION get_meta_aliases;
+
+DROP TABLE meta_property;
+DROP TABLE meta_link_property;
+DROP TABLE meta_link;
+DROP TABLE meta_alias;
diff --git a/acrate-core/migrations/2024-11-14-031744_Add webfinger table/up.sql b/acrate-core/migrations/2024-11-14-031744_Add webfinger table/up.sql
new file mode 100644
index 0000000..664d409
--- /dev/null
+++ b/acrate-core/migrations/2024-11-14-031744_Add webfinger table/up.sql	
@@ -0,0 +1,47 @@
+CREATE TABLE meta_alias (
+	id UUID DEFAULT gen_random_uuid(),
+	pattern BPCHAR NOT NULL,
+	alias BPCHAR NOT NULL,
+	
+	CONSTRAINT unique_aliases UNIQUE (alias),
+	PRIMARY KEY (id)
+);
+
+CREATE TABLE meta_link (
+	id UUID DEFAULT gen_random_uuid(),
+	pattern BPCHAR NOT NULL,
+	rel BPCHAR NOT NULL,
+	type BPCHAR,
+	href BPCHAR,
+	
+	PRIMARY KEY (id)
+);
+
+CREATE TABLE meta_link_property (
+	id UUID DEFAULT gen_random_uuid(),
+	link UUID REFERENCES meta_link (id),
+	rel BPCHAR NOT NULL,
+	value BPCHAR,
+	
+	PRIMARY KEY (id)
+);
+
+CREATE TABLE meta_property (
+	id UUID DEFAULT gen_random_uuid(),
+	pattern BPCHAR NOT NULL,
+	value BPCHAR,
+	
+	PRIMARY KEY (id)
+);
+
+CREATE FUNCTION get_meta_aliases(BPCHAR) RETURNS SETOF meta_alias AS $$
+	SELECT * FROM meta_alias WHERE meta_alias.pattern ILIKE $1;
+$$ LANGUAGE SQL;
+
+CREATE FUNCTION get_meta_link(BPCHAR) RETURNS SETOF meta_link AS $$
+	SELECT * FROM meta_link WHERE meta_link.pattern ILIKE $1;
+$$ LANGUAGE SQL;
+
+CREATE FUNCTION get_meta_property(BPCHAR) RETURNS SETOF meta_property AS $$
+	SELECT * FROM meta_property WHERE meta_property.pattern ILIKE $1;
+$$ LANGUAGE SQL;
diff --git a/acrate-core/src/schema.rs b/acrate-core/src/schema.rs
new file mode 100644
index 0000000..913e83e
--- /dev/null
+++ b/acrate-core/src/schema.rs
@@ -0,0 +1,46 @@
+// @generated automatically by Diesel CLI.
+
+diesel::table! {
+    meta_alias (id) {
+        id -> Uuid,
+        pattern -> Bpchar,
+        alias -> Bpchar,
+    }
+}
+
+diesel::table! {
+    meta_link (id) {
+        id -> Uuid,
+        pattern -> Bpchar,
+        rel -> Bpchar,
+        #[sql_name = "type"]
+        type_ -> Nullable<Bpchar>,
+        href -> Nullable<Bpchar>,
+    }
+}
+
+diesel::table! {
+    meta_link_property (id) {
+        id -> Uuid,
+        link -> Nullable<Uuid>,
+        rel -> Bpchar,
+        value -> Nullable<Bpchar>,
+    }
+}
+
+diesel::table! {
+    meta_property (id) {
+        id -> Uuid,
+        pattern -> Bpchar,
+        value -> Nullable<Bpchar>,
+    }
+}
+
+diesel::joinable!(meta_link_property -> meta_link (link));
+
+diesel::allow_tables_to_appear_in_same_query!(
+    meta_alias,
+    meta_link,
+    meta_link_property,
+    meta_property,
+);