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//! # SurrealDB Identifiers
//!
//! doc wip
use vantage_expressions::{Expression, Expressive};
use crate::{AnySurrealType, Expr, identifier::Identifier, surreal_expr};
/// SurrealDB identifier with automatic escaping
///
/// doc wip
///
/// # Examples
///
/// ```rust
/// use vantage_surrealdb::identifier::Identifier;
///
/// // doc wip
/// let id = Identifier::new("user_name");
/// let escaped = Identifier::new("SELECT"); // Reserved keyword
/// ```
#[derive(Debug, Clone)]
pub struct Sum {
expr: Expr,
}
impl Sum {
/// Calculate sum of expression
///
/// doc wip
///
/// # Arguments
///
/// * `identifier` - doc wip
pub fn new(expr: Expr) -> Self {
Self {
expr: surreal_expr!("math::sum({})", (expr)),
}
}
}
impl Expressive<AnySurrealType> for Sum {
fn expr(&self) -> Expr {
self.expr.clone()
}
}
impl From<Sum> for Expr {
fn from(val: Sum) -> Self {
val.expr()
}
}
#[derive(Debug, Clone)]
pub struct Fx {
name: String,
expr: Vec<Expr>,
}
impl Fx {
/// Execute any function
///
/// doc wip
///
/// # Arguments
///
/// * `identifier` - doc wip
pub fn new(name: impl Into<String>, expr: Vec<Expr>) -> Self {
Self {
name: name.into(),
expr,
}
}
}
impl Expressive<AnySurrealType> for Fx {
fn expr(&self) -> Expr {
surreal_expr!(
"{}({})",
(Identifier::new(self.name.clone())),
(Expression::from_vec(self.expr.clone(), ", "))
)
}
}
impl From<Fx> for Expr {
fn from(val: Fx) -> Self {
val.expr()
}
}