feat: support Postgres (#2569)

* skeleton of postgres

skeleton

* Adding Postgres specific db schema sql

* user test passed

* memo store test passed

* tag is working

* update user setting test done

* activity test done

* idp test passed

* inbox test done

* memo_organizer, UNTESTED

* memo relation test passed

* webhook test passed

* system setting test passed

* passed storage test

* pass resource test

* migration_history done

* fix memo_relation_test

* fixing server memo_relation test

* passes memo relation server test

* paess memo test

* final manual testing done

* final fixes

* final fixes cleanup

* sync schema

* lint

* lint

* lint

* lint

* lint

store/db/postgres/memo_organizer.go

@@ -0,0 +1,123 @@
+package postgres
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+
+	"github.com/Masterminds/squirrel"
+
+	"github.com/usememos/memos/store"
+)
+
+func (d *DB) UpsertMemoOrganizer(ctx context.Context, upsert *store.MemoOrganizer) (*store.MemoOrganizer, error) {
+	pinnedValue := 0
+	if upsert.Pinned {
+		pinnedValue = 1
+	}
+	qb := squirrel.Insert("memo_organizer").
+		Columns("memo_id", "user_id", "pinned").
+		Values(upsert.MemoID, upsert.UserID, pinnedValue).
+		PlaceholderFormat(squirrel.Dollar)
+
+	stmt, args, err := qb.ToSql()
+	if err != nil {
+		return nil, err
+	}
+
+	if _, err = d.db.ExecContext(ctx, stmt, args...); err != nil {
+		return nil, err
+	}
+
+	return upsert, nil
+}
+
+func (d *DB) ListMemoOrganizer(ctx context.Context, find *store.FindMemoOrganizer) ([]*store.MemoOrganizer, error) {
+	qb := squirrel.Select("memo_id", "user_id", "pinned").
+		From("memo_organizer").
+		Where("1 = 1").
+		PlaceholderFormat(squirrel.Dollar)
+
+	if find.MemoID != 0 {
+		qb = qb.Where(squirrel.Eq{"memo_id": find.MemoID})
+	}
+	if find.UserID != 0 {
+		qb = qb.Where(squirrel.Eq{"user_id": find.UserID})
+	}
+
+	query, args, err := qb.ToSql()
+	if err != nil {
+		return nil, err
+	}
+
+	rows, err := d.db.QueryContext(ctx, query, args...)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var list []*store.MemoOrganizer
+	for rows.Next() {
+		memoOrganizer := &store.MemoOrganizer{}
+		if err := rows.Scan(&memoOrganizer.MemoID, &memoOrganizer.UserID, &memoOrganizer.Pinned); err != nil {
+			return nil, err
+		}
+		list = append(list, memoOrganizer)
+	}
+
+	return list, rows.Err()
+}
+
+func (d *DB) DeleteMemoOrganizer(ctx context.Context, delete *store.DeleteMemoOrganizer) error {
+	qb := squirrel.Delete("memo_organizer").
+		PlaceholderFormat(squirrel.Dollar)
+
+	if v := delete.MemoID; v != nil {
+		qb = qb.Where(squirrel.Eq{"memo_id": *v})
+	}
+	if v := delete.UserID; v != nil {
+		qb = qb.Where(squirrel.Eq{"user_id": *v})
+	}
+
+	stmt, args, err := qb.ToSql()
+	if err != nil {
+		return err
+	}
+
+	if _, err = d.db.ExecContext(ctx, stmt, args...); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func vacuumMemoOrganizer(ctx context.Context, tx *sql.Tx) error {
+	// First, build the subquery for memo_id
+	subQueryMemo, subArgsMemo, err := squirrel.Select("id").From("memo").PlaceholderFormat(squirrel.Dollar).ToSql()
+	if err != nil {
+		return err
+	}
+
+	// Build the subquery for user_id
+	subQueryUser, subArgsUser, err := squirrel.Select("id").From("\"user\"").PlaceholderFormat(squirrel.Dollar).ToSql()
+	if err != nil {
+		return err
+	}
+
+	// Now, build the main delete query using the subqueries
+	query, args, err := squirrel.Delete("memo_organizer").
+		Where(fmt.Sprintf("memo_id NOT IN (%s)", subQueryMemo), subArgsMemo...).
+		Where(fmt.Sprintf("user_id NOT IN (%s)", subQueryUser), subArgsUser...).
+		PlaceholderFormat(squirrel.Dollar).
+		ToSql()
+	if err != nil {
+		return err
+	}
+
+	// Combine the arguments from both subqueries
+	args = append(args, subArgsUser...)
+
+	// Execute the query
+	_, err = tx.ExecContext(ctx, query, args...)
+	return err
+}