Enforce allowed tenant in each request

Signed-off-by: gearnode <bryan@frimin.fr>

pkg/coredata/migrations/20250312T094600Z.sql

@@ -0,0 +1 @@
+ALTER TABLE usrmgr_user_organizations RENAME TO users_organizations;

pkg/coredata/organization.go

@@ -34,6 +34,8 @@ type (
 		CreatedAt time.Time    `db:"created_at"`
 		UpdatedAt time.Time    `db:"updated_at"`
 	}
+
+	Organizations []*Organization
 )
 
 func (o *Organization) LoadByID(

pkg/coredata/user_organization.go

@@ -0,0 +1,80 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+import (
+	"context"
+	"time"
+
+	"github.com/getprobo/probo/pkg/gid"
+	"github.com/jackc/pgx/v5"
+	"go.gearno.de/kit/pg"
+)
+
+type (
+	UserOrganization struct {
+		UserID         gid.GID   `db:"user_id"`
+		OrganizationID gid.GID   `db:"organization_id"`
+		CreatedAt      time.Time `db:"created_at"`
+	}
+
+	UserOrganizations []*UserOrganization
+)
+
+func (uo UserOrganization) Insert(
+	ctx context.Context,
+	conn pg.Conn,
+) error {
+	q := `
+INSERT INTO users_organizations (user_id, organization_id, created_at)
+VALUES (@user_id, @organization_id, @created_at)
+`
+
+	_, err := conn.Exec(ctx, q, pgx.StrictNamedArgs{"user_id": uo.UserID, "organization_id": uo.OrganizationID, "created_at": uo.CreatedAt})
+	return err
+}
+
+func (uo UserOrganization) Delete(ctx context.Context, conn pg.Conn) error {
+	q := `
+DELETE FROM users_organizations WHERE user_id = @user_id AND organization_id = @organization_id
+`
+
+	_, err := conn.Exec(ctx, q, pgx.StrictNamedArgs{"user_id": uo.UserID, "organization_id": uo.OrganizationID})
+	return err
+}
+
+func (uo *UserOrganizations) ForUserID(
+	ctx context.Context,
+	conn pg.Conn,
+	userID gid.GID,
+) error {
+	q := `
+SELECT user_id, organization_id, created_at FROM users_organizations WHERE user_id = @user_id
+`
+
+	rows, err := conn.Query(ctx, q, pgx.StrictNamedArgs{"user_id": userID})
+	if err != nil {
+		return err
+	}
+
+	userOrganizations, err := pgx.CollectRows(rows, pgx.RowToAddrOfStructByName[UserOrganization])
+	if err != nil {
+		return err
+	}
+
+	*uo = userOrganizations
+
+	return nil
+}