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let rng_state = Random.State.make [|42; 987897; 54120|]

module Crypto_samplers = Crypto_samplers.Make_finite_key_pool (struct
  let algo = `Default

  let size = 16
end)

module Michelson_base_samplers = Michelson_samplers_base.Make (struct
  let parameters =
    let size = {Base_samplers.min = 4; max = 32} in
    {
      Michelson_samplers_base.int_size = size;
      string_size = size;
      bytes_size = size;
    }
end)

module Autocomp = Autocomp.Make (Michelson_base_samplers) (Crypto_samplers)

let () = Format.eprintf "===============================@.%!"

let () = Format.eprintf "Testing dummy program generator@.%!"

let run x = x rng_state (Inference.M.empty ())

let invent_term bef aft =
  let term, _state = run (Autocomp.invent_term bef aft) in
  Mikhailsky.seq term

let invent_term bef aft =
  Format.eprintf
    "requested type: %a => %a@."
    Type.Stack.pp
    bef
    Type.Stack.pp
    aft ;
  let term = invent_term bef aft in
  let bef', aft' = Inference.infer term in
  Format.eprintf
    "generated type: %a => %a@."
    Type.Stack.pp
    bef'
    Type.Stack.pp
    aft' ;
  Format.eprintf "%a@." Mikhailsky.pp term

module T = Type

let bef = T.(item unit (item unit (item unit empty)))

let aft = T.(item int (item unit (item (pair nat nat) empty)))

let () = invent_term bef aft

let () = Format.eprintf "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~@.%!"

let () = invent_term bef aft

let () = Format.eprintf "===============================@.%!"

let () = Format.eprintf "Testing completion@.%!"

let complete term =
  Format.eprintf "term: %a@." Mikhailsky.pp term ;
  let (bef, aft), state = Inference.infer_with_state term in
  Format.eprintf "Inferred type: %a => %a@." Type.Stack.pp bef Type.Stack.pp aft ;
  let term, (bef', aft'), _state =
    Autocomp.complete_code state term rng_state
  in
  Format.eprintf "completed: %a@." Mikhailsky.pp term ;
  Format.eprintf
    "Inferred type after generation: %a => %a@."
    Type.Stack.pp
    bef'
    Type.Stack.pp
    aft' ;
  let node =
    Micheline.strip_locations @@ Mikhailsky_to_michelson.convert term state
  in
  let bef' = Type_helpers.stack_type_to_michelson_type_list bef' in
  Test_helpers.typecheck_by_tezos bef' node

open Mikhailsky
open Instructions

let push_int = Instructions.push int_ty (Data.big_integer (Z.of_int 100))

let add_ii = Instructions.(add Mikhailsky.int_ty Mikhailsky.int_ty)

let () = complete (lambda [if_left right (dip (seq [push_int; hole]))])

let () = Format.eprintf "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~@.%!"

let () = complete (seq [push_int; add_ii; lambda [dip (seq [dup; dip hole])]])