package vm

import (
	"jinx/pkg/lang/vm/mem"
	"jinx/pkg/lang/vm/value"
)

func (vm *VM) setup() error {
	if err := vm.setupCoreLib(); err != nil {
		return err
	}

	return nil
}

func (vm *VM) setupCoreLib() error {
	type allocationJob struct {
		at mem.Ptr
		t  value.Type
	}

	toAllocate := []allocationJob{
		{at: value.CORE_TYPE_NULL, t:  vm.createCoreNullType()},
		{at: value.CORE_TYPE_INT, t:  vm.createCoreIntType()},
		{at: value.CORE_TYPE_FLOAT, t:  vm.createCoreFloatType()},
		{at: value.CORE_TYPE_STRING, t:  vm.createCoreStringType()},
		{at: value.CORE_TYPE_BOOL, t:  vm.createCoreBoolType()},
		{at: value.CORE_TYPE_ARRAY, t:  vm.createCoreArrayType()},
		{at: value.CORE_TYPE_FUNCTION, t:  vm.createCoreFunctionType()},
	}

	for _, job := range toAllocate {
		if err := vm.memory.AllocateAt(job.at, mem.CellKindType); err != nil {
			return err
		}

		if err := vm.memory.Set(job.at, value.TypeCell(job.t)); err != nil {
			return err
		}
	}

	return nil
}