mirror of
https://github.com/penpot/penpot.git
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154 lines
4.6 KiB
PL/PgSQL
154 lines
4.6 KiB
PL/PgSQL
-- Tables
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CREATE TABLE IF NOT EXISTS projects (
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id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
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user_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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created_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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modified_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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deleted_at timestamptz DEFAULT NULL,
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name text NOT NULL
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);
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CREATE TABLE IF NOT EXISTS project_users (
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user_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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project_id uuid NOT NULL REFERENCES projects(id) ON DELETE CASCADE,
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created_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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modified_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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can_edit boolean DEFAULT false,
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PRIMARY KEY (user_id, project_id)
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);
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CREATE TABLE IF NOT EXISTS project_files (
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id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
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user_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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project_id uuid NOT NULL REFERENCES projects(id) ON DELETE CASCADE,
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name text NOT NULL,
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created_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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modified_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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deleted_at timestamptz DEFAULT NULL
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);
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CREATE TABLE IF NOT EXISTS project_file_users (
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file_id uuid NOT NULL REFERENCES project_files(id) ON DELETE CASCADE,
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user_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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created_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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modified_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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can_edit boolean DEFAULT false,
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PRIMARY KEY (user_id, file_id)
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);
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CREATE TABLE IF NOT EXISTS project_pages (
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id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
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user_id uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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file_id uuid NOT NULL REFERENCES project_files(id) ON DELETE CASCADE,
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created_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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modified_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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deleted_at timestamptz DEFAULT NULL,
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version bigint NOT NULL,
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ordering smallint NOT NULL,
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name text NOT NULL,
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data bytea NOT NULL
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);
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CREATE TABLE IF NOT EXISTS project_page_snapshots (
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id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
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user_id uuid NULL REFERENCES users(id) ON DELETE SET NULL,
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page_id uuid NOT NULL REFERENCES project_pages(id) ON DELETE CASCADE,
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created_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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modified_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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version bigint NOT NULL DEFAULT 0,
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pinned bool NOT NULL DEFAULT false,
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label text NOT NULL DEFAULT '',
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data bytea NOT NULL,
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changes bytea NULL DEFAULT NULL
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);
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-- Indexes
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CREATE INDEX projects__user_id__idx ON projects(user_id);
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CREATE INDEX project_files__user_id__idx ON project_files(user_id);
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CREATE INDEX project_files__project_id__idx ON project_files(project_id);
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CREATE INDEX project_pages__user_id__idx ON project_pages(user_id);
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CREATE INDEX project_pages__file_id__idx ON project_pages(file_id);
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CREATE INDEX project_page_snapshots__page_id__idx ON project_page_snapshots(page_id);
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CREATE INDEX project_page_snapshots__user_id__idx ON project_page_snapshots(user_id);
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-- Triggers
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CREATE OR REPLACE FUNCTION handle_project_insert()
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RETURNS TRIGGER AS $$
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BEGIN
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INSERT INTO project_users (user_id, project_id, can_edit)
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VALUES (NEW.user_id, NEW.id, true);
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RETURN NEW;
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END;
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$$ LANGUAGE plpgsql;
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CREATE OR REPLACE FUNCTION handle_page_update()
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RETURNS TRIGGER AS $pagechange$
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DECLARE
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current_dt timestamptz := clock_timestamp();
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proj_id uuid;
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BEGIN
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UPDATE project_files
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SET modified_at = current_dt
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WHERE id = OLD.file_id
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RETURNING project_id
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INTO STRICT proj_id;
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--- Update projects modified_at attribute when a
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--- page of that project is modified.
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UPDATE projects
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SET modified_at = current_dt
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WHERE id = proj_id;
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RETURN NEW;
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END;
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$pagechange$ LANGUAGE plpgsql;
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CREATE TRIGGER projects_on_insert_tgr
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AFTER INSERT ON projects
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FOR EACH ROW EXECUTE PROCEDURE handle_project_insert();
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CREATE TRIGGER pages__on_update__tgr
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BEFORE UPDATE ON project_pages
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FOR EACH ROW EXECUTE PROCEDURE handle_page_update();
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CREATE TRIGGER projects__modified_at__tgr
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BEFORE UPDATE ON projects
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FOR EACH ROW EXECUTE PROCEDURE update_modified_at();
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CREATE TRIGGER project_files__modified_at__tgr
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BEFORE UPDATE ON project_files
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FOR EACH ROW EXECUTE PROCEDURE update_modified_at();
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CREATE TRIGGER project_pages__modified_at__tgr
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BEFORE UPDATE ON project_pages
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FOR EACH ROW EXECUTE PROCEDURE update_modified_at();
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CREATE TRIGGER project_page_snapshots__modified_at__tgr
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BEFORE UPDATE ON project_page_snapshots
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FOR EACH ROW EXECUTE PROCEDURE update_modified_at();
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