Convert folded_volume to metric with units

Contributes to CleverRaven#36110

data/json/vehicleparts/alternator.json

@@ -20,7 +20,7 @@
     "power": -75,
     "epower": 36,
     "damage_modifier": 80,
-    "folded_volume": 5,
+    "folded_volume": "1250 ml",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 2, 5 ] },
       { "item": "steel_chunk", "count": [ 2, 5 ] },
@@ -45,7 +45,7 @@
     "power": -746,
     "epower": 360,
     "damage_modifier": 80,
-    "folded_volume": 5,
+    "folded_volume": "1250 ml",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 2, 5 ] },
       { "item": "steel_chunk", "count": [ 2, 5 ] },

data/json/vehicleparts/armor.json

@@ -10,7 +10,7 @@
     "color": "dark_gray",
     "broken_color": "light_gray",
     "durability": 150,
-    "folded_volume": 4,
+    "folded_volume": "1 L",
     "description": "Improvised armor plate.  Will partially protect other components on the same frame from damage.",
     "breaks_into": [ { "item": "rebar", "count": [ 1, 2 ] }, { "item": "scrap", "count": [ 4, 8 ] } ],
     "requirements": {

data/json/vehicleparts/battery.json

@@ -10,7 +10,7 @@
     "broken_color": "red",
     "durability": 120,
     "description": "A battery for storing electrical power, and discharging it to power electrical devices built into the vehicle.",
-    "folded_volume": 25,
+    "folded_volume": "6250 ml",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 6, 9 ] },
       { "item": "steel_chunk", "count": [ 6, 9 ] },
@@ -30,7 +30,7 @@
     "name": { "str": "motorbike battery" },
     "item": "battery_motorbike",
     "durability": 100,
-    "folded_volume": 5,
+    "folded_volume": "1250 ml",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 4, 7 ] },
       { "item": "steel_chunk", "count": [ 4, 7 ] },
@@ -44,7 +44,7 @@
     "name": { "str": "motorbike battery, small" },
     "item": "battery_motorbike_small",
     "durability": 30,
-    "folded_volume": 3,
+    "folded_volume": "750 ml",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 4, 7 ] },
       { "item": "steel_chunk", "count": [ 4, 7 ] },
@@ -87,7 +87,7 @@
     "item": "medium_storage_battery",
     "difficulty": 1,
     "durability": 250,
-    "folded_volume": 10,
+    "folded_volume": "2500 ml",
     "breaks_into": [ { "item": "scrap", "count": [ 1, 4 ] }, { "item": "small_storage_battery", "count": [ 0, 7 ] } ],
     "requirements": {
       "install": { "skills": [ [ "mechanics", 0 ] ], "time": "200 s", "using": "vehicle_screw" },
@@ -103,7 +103,7 @@
     "item": "small_storage_battery",
     "difficulty": 1,
     "durability": 100,
-    "folded_volume": 2,
+    "folded_volume": "500 ml",
     "breaks_into": [ { "item": "scrap", "count": [ 1, 2 ] } ],
     "requirements": {
       "install": { "skills": [ [ "mechanics", 0 ] ], "time": "100 s", "using": [  ] },

data/json/vehicleparts/boards.json

@@ -25,7 +25,7 @@
     "broken_color": "dark_gray",
     "durability": 15,
     "description": "A cloth wall.  Keeps zombies outside the vehicle and prevents people from seeing through it.",
-    "folded_volume": 15,
+    "folded_volume": "3750 ml",
     "breaks_into": "ig_vp_cloth",
     "requirements": {
       "install": { "skills": [ [ "mechanics", 1 ] ], "time": "30 m", "using": [ [ "vehicle_nail_install", 1 ] ] },

data/json/vehicleparts/combustion.json

@@ -128,7 +128,7 @@
     "epower": 0,
     "power": 7370,
     "energy_consumption": 18425,
-    "folded_volume": 6,
+    "folded_volume": "1500 ml",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 5, 10 ] },
       { "item": "steel_chunk", "count": [ 5, 10 ] },
@@ -152,7 +152,7 @@
     "epower": 0,
     "power": 41000,
     "energy_consumption": 124500,
-    "folded_volume": 8,
+    "folded_volume": "2 L",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 6, 12 ] },
       { "item": "steel_chunk", "count": [ 6, 12 ] },
@@ -177,7 +177,7 @@
     "epower": 0,
     "power": 3728,
     "energy_consumption": 9320,
-    "folded_volume": 3,
+    "folded_volume": "750 ml",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 2, 4 ] },
       { "item": "steel_chunk", "count": [ 2, 4 ] },
@@ -326,7 +326,7 @@
     "epower": -50,
     "power": 37300,
     "energy_consumption": 124500,
-    "folded_volume": 8,
+    "folded_volume": "2 L",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 10, 20 ] },
       { "item": "steel_chunk", "count": [ 10, 20 ] },

data/json/vehicleparts/engineering.json

@@ -42,7 +42,7 @@
     "broken_color": "light_blue",
     "durability": 100,
     "description": "An extendable cantilever crane.  If it is in your line of sight and within two tiles of another vehicle, you will automatically use it when you want jack up the other vehicle to change the its wheels.  To use it to lift a heavy component like an engine that you are installing or removing, the crane must have line of sight to where it is going and it must be within four tiles of it.",
-    "folded_volume": 12,
+    "folded_volume": "3 L",
     "breaks_into": [ { "item": "pipe", "count": [ 2, 8 ] }, { "item": "scrap", "count": [ 2, 6 ] } ],
     "qualities": [ [ "LIFT", 7 ], [ "JACK", 7 ] ],
     "requirements": {
@@ -65,7 +65,7 @@
     "broken_color": "light_blue",
     "durability": 100,
     "description": "A small pallet lifter.  If it is in your line of sight and within two tiles of another vehicle, you will automatically use it when you want jack up the other vehicle to change the its wheels.  To use it to lift a heavy component like an engine that you are installing or removing, the crane must have line of sight to where it is going and it must be within four tiles of it.",
-    "folded_volume": 12,
+    "folded_volume": "3 L",
     "breaks_into": [ { "item": "pipe", "count": [ 1, 4 ] }, { "item": "scrap", "count": [ 2, 6 ] } ],
     "qualities": [ [ "LIFT", 1 ], [ "JACK", 1 ] ],
     "requirements": {
@@ -118,7 +118,7 @@
     "damage_modifier": 100,
     "durability": 300,
     "description": "A large metal disc, powered by the vehicle's engines.  Use the vehicle controls to turn it on or off.  When turned on, it will stop the vehicle unless it has a strong engine.  When turned on, it will dig a shallow pit in dirt.  Mount it on the edge of your vehicle.",
-    "folded_volume": 12,
+    "folded_volume": "3 L",
     "power": -70000,
     "breaks_into": [
       { "item": "steel_lump", "count": [ 4, 6 ] },

data/json/vehicleparts/frames.json

@@ -8,7 +8,7 @@
     "symbol": "h",
     "durability": 50,
     "description": "A light metal framework, designed to fold.  Other vehicle components can be mounted on it.  If all the frames and components of a vehicle are foldable, the vehicle can be folding into a small package and picked up as a normal item.",
-    "folded_volume": 10,
+    "folded_volume": "2500 ml",
     "breaks_into": [ { "item": "steel_chunk", "count": [ 0, 2 ] }, { "item": "scrap", "count": [ 1, 2 ] } ],
     "requirements": {
       "install": { "skills": [ [ "mechanics", 2 ] ], "time": "60 m", "using": [ [ "welding_standard", 5 ] ] },
@@ -29,7 +29,7 @@
     "broken_color": "brown",
     "durability": 15,
     "description": "A light wooden framework, designed to fold.  Other vehicle components can be mounted on it.  If all the frames and components of a vehicle are foldable, the vehicle can be folding into a small package and picked up as a normal item.",
-    "folded_volume": 15,
+    "folded_volume": "3750 ml",
     "breaks_into": [ { "item": "splinter", "count": [ 0, 6 ] }, { "item": "nail", "charges": [ 1, 15 ] } ],
     "requirements": {
       "install": { "skills": [ [ "mechanics", 2 ] ], "time": "30 m", "using": [ [ "vehicle_nail_install", 1 ] ] },

data/json/vehicleparts/lights.json

@@ -12,7 +12,7 @@
     "//": "essentially an 800lm 10W LED flashlight",
     "epower": -10,
     "bonus": 30,
-    "folded_volume": 2,
+    "folded_volume": "500 ml",
     "breaks_into": [ { "item": "scrap", "count": [ 0, 2 ] } ],
     "requirements": {
       "install": { "skills": [ [ "mechanics", 1 ] ], "time": "200 s", "using": [ [ "vehicle_screw", 1 ] ] },
@@ -33,7 +33,7 @@
     "durability": 20,
     "description": "A bright light, self-powered by an atomic decay reaction that never stops.  When turned on, it illuminates several squares inside the vehicle.",
     "bonus": 30,
-    "folded_volume": 4,
+    "folded_volume": "1 L",
     "breaks_into": [ { "item": "scrap", "prob": 50 } ],
     "requirements": {
       "install": { "skills": [ [ "mechanics", 1 ] ], "time": "200 s", "using": [ [ "vehicle_screw", 1 ] ] },
@@ -50,7 +50,7 @@
     "item": "atomic_light",
     "description": "A very dim light, self-powered by an atomic decay reaction that never stops.  When turned on, it illuminates a single square inside the vehicle that isn't suitable for crafting.",
     "bonus": 5,
-    "folded_volume": 2
+    "folded_volume": "500 ml"
   },
   {
     "id": "floodlight",
@@ -67,7 +67,7 @@
     "epower": -200,
     "bonus": 8000,
     "damage_modifier": 10,
-    "folded_volume": 8,
+    "folded_volume": "2 L",
     "breaks_into": [
       { "item": "cable", "charges": [ 1, 4 ] },
       { "item": "steel_chunk", "count": [ 0, 2 ] },
@@ -106,7 +106,7 @@
     "epower": -100,
     "bonus": 8000,
     "damage_modifier": 10,
-    "folded_volume": 1,
+    "folded_volume": "250 ml",
     "breaks_into": [ { "item": "cable", "charges": [ 1, 4 ] }, { "item": "scrap", "count": [ 0, 2 ] } ],
     "requirements": {
       "install": { "skills": [ [ "mechanics", 1 ] ], "time": "200 s", "using": [ [ "vehicle_screw", 1 ] ] },
@@ -129,7 +129,7 @@
     "epower": -187,
     "bonus": 8000,
     "damage_modifier": 10,
-    "folded_volume": 1,
+    "folded_volume": "250 ml",
     "breaks_into": [ { "item": "cable", "charges": [ 1, 4 ] }, { "item": "scrap", "count": [ 0, 2 ] } ],
     "requirements": {
       "install": { "skills": [ [ "mechanics", 1 ] ], "time": "200 s", "using": [ [ "vehicle_screw", 1 ] ] },
@@ -181,7 +181,7 @@
     "epower": -10,
     "bonus": 500,
     "damage_modifier": 10,
-    "folded_volume": 2,
+    "folded_volume": "500 ml",
     "breaks_into": [
       { "item": "steel_lump", "count": [ 4, 6 ] },
       { "item": "steel_chunk", "count": [ 4, 6 ] },

data/json/vehicleparts/manual.json

@@ -25,7 +25,7 @@
     "description": "A set of bicycle style foot pedals.  If mounted on the same tile as seat, they allow you to move the vehicle at the cost of your stamina.",
     "power": 1600,
     "muscle_power_factor": 140,
-    "folded_volume": 2,
+    "folded_volume": "500 ml",
     "requirements": {
       "install": { "skills": [ [ "mechanics", 0 ] ], "time": "60 m", "using": [ [ "vehicle_bolt", 1 ] ] },
       "removal": { "skills": [ [ "mechanics", 0 ] ], "time": "30 m", "using": [ [ "vehicle_bolt", 1 ] ] },
@@ -46,7 +46,7 @@
     "power": 800,
     "muscle_power_factor": 50,
     "damage_modifier": 50,
-    "folded_volume": 2,
+    "folded_volume": "500 ml",
     "requirements": {
       "install": { "skills": [ [ "mechanics", 0 ] ], "time": "60 m", "using": [ [ "vehicle_bolt", 1 ] ] },
       "removal": { "skills": [ [ "mechanics", 0 ] ], "time": "30 m", "using": [ [ "vehicle_bolt", 1 ] ] },

data/json/vehicleparts/motor.json

@@ -25,7 +25,7 @@
     "power": 800,
     "energy_consumption": 1000,
     "damage_modifier": 80,
-    "folded_volume": 1,
+    "folded_volume": "250 ml",
     "requirements": {
       "install": { "skills": [ [ "mechanics", 1 ] ], "time": "60 m", "using": [ [ "vehicle_screw", 1 ] ] },
       "removal": { "skills": [ [ "mechanics", 2 ] ], "time": "30 m", "using": [ [ "vehicle_screw", 1 ] ] },
@@ -44,7 +44,7 @@
     "power": 7040,
     "energy_consumption": 8000,
     "damage_modifier": 80,
-    "folded_volume": 1,
+    "folded_volume": "250 ml",
     "requirements": {
       "install": { "skills": [ [ "mechanics", 1 ] ], "time": "60 m", "using": [ [ "vehicle_screw", 1 ] ] },
       "removal": { "skills": [ [ "mechanics", 2 ] ], "time": "30 m", "using": [ [ "vehicle_screw", 1 ] ] },
@@ -68,7 +68,7 @@
     "power": 36000,
     "energy_consumption": 40000,
     "damage_modifier": 80,
-    "folded_volume": 6,
+    "folded_volume": "1500 ml",
     "requirements": {
       "install": { "skills": [ [ "mechanics", 2 ] ], "time": "60 m", "using": [ [ "vehicle_bolt", 1 ] ] },
       "removal": { "skills": [ [ "mechanics", 2 ] ], "time": "30 m", "using": [ [ "vehicle_bolt", 1 ] ] },