use std::path::{Path, PathBuf};

use db::{connection, indoc, sql_method, sqlez::domain::Domain};

use workspace::{ItemId, Workspace, WorkspaceId};

use crate::Terminal;

connection!(TERMINAL_CONNECTION: TerminalDb<(Workspace, Terminal)>);

impl Domain for Terminal {
    fn name() -> &'static str {
        "terminal"
    }

    fn migrations() -> &'static [&'static str] {
        &[indoc! {"
            CREATE TABLE terminals (
                workspace_id INTEGER,
                item_id INTEGER,
                working_directory BLOB,
                PRIMARY KEY(workspace_id, item_id),
                FOREIGN KEY(workspace_id) REFERENCES workspaces(workspace_id)
                    ON DELETE CASCADE
            ) STRICT;
        "}]
    }
}

impl TerminalDb {
    sql_method! {
        save_working_directory(item_id: ItemId,
        workspace_id: WorkspaceId,
        working_directory: &Path) -> Result<()>:
        indoc!{"
            INSERT OR REPLACE INTO terminals(item_id, workspace_id, working_directory)
            VALUES (?1, ?2, ?3)
        "}
    }

    sql_method! {
        get_working_directory(item_id: ItemId, workspace_id: WorkspaceId) -> Result<Option<PathBuf>>:
        indoc!{"
            SELECT working_directory
            FROM terminals 
            WHERE item_id = ? AND workspace_id = ?
        "}
    }
}