---context:global   # following code refers to global config

# V1.0.1 fixed evaluation order for boot=no
# V1.0.2 fixed fish_pass
# V1.0.3 increased canal costfactor

assign portable_boat true
assign carry_cost 500
assign wait_cost 500


assign downhillcost 0
assign downhillcutoff 1.5
assign uphillcost 0
assign uphillcutoff 1.5

---context:way   # following code refers to way-tags
# way context

# seamark:type;0001564 recommended_track
# seamark:type;0000522 fairway

# waterway;0000016046 river
# waterway;0000009496 canal
# waterway;0000007876 riverbank
# waterway;0000002202 weir
# waterway;0000001364 dam
# waterway;0000000386 lock
# waterway;0000000321 tidal_flat_slough
# waterway;0000000179 wadi
# waterway;0000000126 dock
# waterway;0000000113 fish_pass
# waterway;0000000086 boatyard
# waterway;0000000071 fairway
# waterway;0000000059 lock_gate
# 
# boat;0000019888 no
# boat;0000002718 yes
# boat;0000000232 private
# boat;0000000064 permissive
# boat;0000000045 designated
# 
# motorboat;0000001077 yes
# motorboat;0000000808 no
# motorboat;0000000025 private privat
# 
# route;0000000194 canoe

assign turncost if portable_boat then 20 else 100
assign initialcost 
    if waterway=riverbank           then 10000
    else if waterway=weir           then ( if portable_boat then carry_cost else 10000000 )
    else if waterway=dam            then ( if portable_boat then multiply 4 carry_cost else 1000000 )
    else if waterway=lock|lock_gate|dock
                                    then ( if portable_boat then carry_cost else wait_cost )
    else if waterway=fish_pass      then ( if portable_boat then carry_cost else 1000000 )
    else 0


assign costfactor
  
  if      waterway=riverbank|wadi    then 10000
  else if boat=no|private            then ( if portable_boat then 10.0 else 10000 )
  else if waterway=fish_pass         then ( if portable_boat then 10.0 else 10000 )
  else if and motorboat=no|private not portable_boat then 10000
  else if waterway=weir|dam          then ( if portable_boat then 10.0 else 10000 )
  else if waterway=river             then 1.0
  else if waterway=canal             then 1.5
  else if seamark:type=recommended_track|fairway    then 1.0
  else if waterway=tidal_flat_slough then ( if portable_boat then 2.0 else 20.0 )
  else if waterway=lock|lock_gate|dock then  ( if portable_boat then 2.0 else 20.0 )
  else if waterway=fairway           then 1.0
  else if motorboat=yes              then 1.0
  
  else if and portable_boat boat=yes|permissive|designated   then 1.0
  
  else if and route=canoe portable_boat then 1.0 
  else if waterway=dock                 then 10.0
  
  else 10000

---context:node  # following code refers to node tags
# waterway;0000004698 weir
# waterway;0000001647 lock_gate
# waterway;0000000425 waterfall

# waterway;0000000219 milestone
# waterway;0000000187 depth
# waterway;0000000170 lock
# ford;0000037927 yes
# ford;0000000310 stepping_stones

assign initialcost 
    if waterway=weir                 then ( if portable_boat then carry_cost             else 1000000 )
    else if waterway=waterfall       then ( if portable_boat then multiply 10 carry_cost else 1000000 )
    else if ford=yes                 then ( if portable_boat then 0                      else 1000000 )
    else if ford=stepping_stones     then ( if portable_boat then carry_cost             else 1000000 )
    else if waterway=lock_gate|lock  then ( if portable_boat then carry_cost             else wait_cost )
    else 0