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use conjure_cp::ast::SymbolTable;
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use conjure_cp::ast::{Atom, Expression as Expr};
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use conjure_cp::rule_engine::{
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    ApplicationError::RuleNotApplicable, ApplicationResult, RuleEffect, register_rule,
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};
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use crate::types::int::IntDirect;

            

        

            

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/// Replace a one-hot-represented reference with its bit vector.

            

        

            

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#[register_rule("SAT", 9500, [Atomic])]

            

        

            

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fn integer_decision_representation_direct(expr: &Expr, _: &SymbolTable) -> ApplicationResult {

            

        

            

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    let Expr::Atomic(_, Atom::Reference(reference)) = expr else {

            

        

            

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        return Err(RuleNotApplicable);

            

        

            

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    };

            

        

            

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    let state = reference

            

        

            

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        .get_repr_as::<IntDirect>()

            

        

            

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        .ok_or(RuleNotApplicable)?;

            

        

            

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    Ok(RuleEffect::pure(state.sat_int_expr()))

            

        

            

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}