import strformat, strutils, tables
type Task = object
  requires*: seq[string]
  actions*: string
  name*: string

proc `$`(this: Task): string =
  return fmt("Task {this.name} Requirements: {this.requires} , actions {this.actions}")

type Bake = ref object of RootObj
  tasks* : TableRef[string, Task]


proc addTask*(this: Bake, taskname: string, deps: seq[string], actions:string) : void =
  var t =  Task(name:taskname, requires:deps, actions:actions)
  this.tasks.add(taskname, t)

proc runTaskHelper(this: Bake, taskname: string, deps: var seq[string]) : void

proc runTask*(this: Bake, taskname: string): void =
  var deps = newSeq[string]()
  this.runTaskHelper(taskname, deps)
  for tsk in deps:
      let t = this.tasks.getOrDefault(tsk)
      echo(t.actions)



proc runTaskHelper(this: Bake, taskname: string, deps: var seq[string]) : void =
  var tsk = this.tasks.getOrDefault(taskname)
  echo "TASK IN RUNTASKHELPER: " & $tsk & " DEPS NOW" & $deps
  if len(tsk.requires) > 0:
    for c in tsk.requires:
      echo "C NOW IS  " & c
      this.runTaskHelper(c, deps)
  else:
    deps.add(taskname)
    echo "T ADDING TASK TO DEPS SK: " & $tsk & " DEPS: " & $deps


proc main() =
  var b = new Bake
  b.tasks = newTable[string, Task]()

  b.add_task("publish", @["build-release"], "print publish")
  b.add_task("build-release", @["nim-installed"], "print exec command to build release mode")
  b.add_task("nim-installed", @["curl-installed", "bash-installed"], "print curl LINK | bash")
  b.add_task("curl-installed", @["apt-installed"], "apt-get install curl")
  b.add_task("bash-installed", @["apt-installed"], "apt-get install bash")
  b.add_task("apt-installed", @[], "code to install apt...")
  b.run_task("publish")

when isMainModule:
  main()