#!/usr/bin/env tclsh

source player.tcl
source town.tcl
source resources.tcl

proc statusline {player town} {
  puts -nonewline [$player status]
  puts -nonewline "  --  "
  puts [$town status]
}

proc checkeog {player} {
  if [$player died] {
    puts "You lie, exhausted, as the light fades away."
    puts "Game over."
    exit
  }
}

proc help {} {
  puts {Available commmands:
  quit:               quit game
  help:               show this help

  make power:         make power for the town's supply
  gather water:       gather water for the town's supply
  gather food:        gather food for the town's supply

  build house:        build a house in the town which can house people

  hire power maker:   set an unassigned occupant to generate power
  hire food gatherer: set an unassigned occupant to gather food

  drink:              gather some water for yourself
  eat:                eat an item from the town's food supply}
}

set p [player new]
set t [town new]

while true {
  statusline $p $t
  checkeog $p

  set update true

  puts -nonewline ">: "
  flush stdout
  gets stdin ent

  switch -nocase $ent {
    {}             {set update false}
    quit           exit
    help           {help; set update false}

    "make power"   {$t crank; $p work 5}
    "gather water" {$t putfood [water new]}
    "gather food"  {$t putfood [apples new]; $p work 3}

    "build house"  {$t build house; $p work 15}

    drink          {$p eat [water new]}
    eat            {$p eat [$t takefood]}

    default        {puts "You consider it deeply, but you're not sure how to $ent."; set update false}
  }

  if $update {
    $p update
    $t update
  }
}