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use serde_json::Value;

use crate::{Isolate, IsolateError};

/// Evaluates a standard expression
pub fn evaluate_expression(expression: &str, context: &Value) -> Result<Value, IsolateError> {
    Isolate::with_environment(context).run_standard(expression)
}

/// Evaluates a unary expression; Required: context must be an object with "$" key.
pub fn evaluate_unary_expression(expression: &str, context: &Value) -> Result<bool, IsolateError> {
    let Some(context_object) = context.as_object() else {
        return Err(IsolateError::MissingContextReference);
    };

    if !context_object.contains_key("$") {
        return Err(IsolateError::MissingContextReference);
    }

    Isolate::with_environment(context).run_unary(expression)
}