use crate::value::*;
use crate::{BytecodeReader, Step};

impl<'gc> crate::Vm<'gc> {
    #[inline(always)]
    pub(crate) fn op_jump_if_false(
        &mut self,
        reader: &mut BytecodeReader<'_>,
        mc: &gc_arena::Mutation<'gc>,
    ) -> Step {
        let offset = reader.read_i32();
        let cond = self.try_force::<StrictValue>(reader, mc)?;
        if cond.as_inline::<bool>() == Some(false) {
            reader.set_pc(((reader.pc() as isize) + (offset as isize)) as usize);
        }
        Step::Continue(())
    }

    #[inline(always)]
    pub(crate) fn op_jump_if_true(
        &mut self,
        reader: &mut BytecodeReader<'_>,
        mc: &gc_arena::Mutation<'gc>,
    ) -> Step {
        let offset = reader.read_i32();
        let cond = self.try_force::<StrictValue>(reader, mc)?;
        if cond.as_inline::<bool>() == Some(true) {
            reader.set_pc(((reader.pc() as isize) + (offset as isize)) as usize);
        }
        Step::Continue(())
    }

    #[inline(always)]
    pub(crate) fn op_jump(&mut self, reader: &mut BytecodeReader<'_>) -> Step {
        let offset = reader.read_i32();
        reader.set_pc(((reader.pc() as isize) + (offset as isize)) as usize);
        Step::Continue(())
    }

    #[inline(always)]
    pub(crate) fn op_assert(&mut self, reader: &mut BytecodeReader<'_>) -> Step {
        let _raw_idx = reader.read_u32();
        let _span_id = reader.read_u32();
        todo!("implement Assert (force TOS)");
    }
}