package core

import (
	"git.urbach.dev/cli/q/src/arm"
	"git.urbach.dev/cli/q/src/asm"
	"git.urbach.dev/cli/q/src/config"
	"git.urbach.dev/cli/q/src/cpu"
	"git.urbach.dev/cli/q/src/fs"
	"git.urbach.dev/cli/q/src/register"
	"git.urbach.dev/cli/q/src/scope"
	"git.urbach.dev/cli/q/src/wasm"
	"git.urbach.dev/cli/q/src/x86"
)

// NewFunction creates a new function.
func NewFunction(pkg string, name string, file *fs.File) *Function {
	var c *cpu.CPU

	switch config.TargetArch {
	case config.ARM:
		c = &arm.CPU
	case config.WASM:
		c = &wasm.CPU
	case config.X86:
		c = &x86.CPU
	}

	return &Function{
		Package:    pkg,
		Name:       name,
		UniqueName: pkg + "." + name,
		File:       file,
		Machine: register.Machine{
			Assembler: asm.Assembler{
				Instructions: make([]asm.Instruction, 0, 8),
			},
			Stack: scope.Stack{
				Scopes: []*scope.Scope{{}},
			},
			CPU: c,
		},
	}
}