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GS13NG/code/modules/reagents/chemistry/reagents.dm
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2020-08-31 00:34:45 -04:00

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#define REM REAGENTS_EFFECT_MULTIPLIER
GLOBAL_LIST_INIT(name2reagent, build_name2reagent())
/proc/build_name2reagent()
. = list()
for (var/t in subtypesof(/datum/reagent))
var/datum/reagent/R = t
if (length(initial(R.name)))
.[ckey(initial(R.name))] = t
//Various reagents
//Toxin & acid reagents
//Hydroponics stuff
/datum/reagent
var/name = "Reagent"
var/description = ""
var/specific_heat = SPECIFIC_HEAT_DEFAULT //J/(K*mol)
var/taste_description = "metaphorical salt"
var/taste_mult = 1 //how this taste compares to others. Higher values means it is more noticable
var/glass_name = "glass of ...what?" // use for specialty drinks.
var/glass_desc = "You can't really tell what this is."
var/glass_icon_state = null // Otherwise just sets the icon to a normal glass with the mixture of the reagents in the glass.
var/shot_glass_icon_state = null
var/datum/reagents/holder = null
var/reagent_state = LIQUID
var/list/data
var/current_cycle = 0
var/volume = 0 //pretend this is moles
var/color = "#000000" // rgb: 0, 0, 0
var/can_synth = TRUE // can this reagent be synthesized? (for example: odysseus syringe gun)
var/metabolization_rate = REAGENTS_METABOLISM //how fast the reagent is metabolized by the mob
var/overrides_metab = 0
var/overdose_threshold = 0
var/addiction_threshold = 0
var/addiction_stage = 0
var/addiction_stage1_end = 10
var/addiction_stage2_end = 20
var/addiction_stage3_end = 30
var/addiction_stage4_end = 40
var/overdosed = 0 // You fucked up and this is now triggering its overdose effects, purge that shit quick.
var/self_consuming = FALSE //I think this uhhh, makes weird stuff happen when metabolising, but... doesn't seem to do what I think, so I'm gonna leave it.
//Fermichem vars:
var/purity = 1 //How pure a chemical is from 0 - 1.
var/cached_purity = 1
var/turf/loc = null //Should be the creation location!
var/pH = 7 //pH of the specific reagent, used for calculating the sum pH of a holder.
//var/SplitChem = FALSE //If the chem splits on metabolism
var/impure_chem // What chemical is metabolised with an inpure reaction
var/inverse_chem_val = 0 // If the impurity is below 0.5, replace ALL of the chem with inverse_chemupon metabolising
var/inverse_chem // What chem is metabolised when purity is below inverse_chem_val, this shouldn't be made, but if it does, well, I guess I'll know about it.
var/metabolizing = FALSE
var/chemical_flags // See fermi/readme.dm REAGENT_DEAD_PROCESS, REAGENT_DONOTSPLIT, REAGENT_ONLYINVERSE, REAGENT_ONMOBMERGE, REAGENT_INVISIBLE, REAGENT_FORCEONNEW, REAGENT_SNEAKYNAME
var/value = REAGENT_VALUE_NONE //How much does it sell for in cargo?
var/datum/material/material //are we made of material?
/datum/reagent/New()
. = ..()
if(material)
material = SSmaterials.GetMaterialRef(material)
/datum/reagent/Destroy() // This should only be called by the holder, so it's already handled clearing its references
. = ..()
holder = null
/datum/reagent/proc/reaction_mob(mob/living/M, method=TOUCH, reac_volume, show_message = 1, touch_protection = 0)
if(!istype(M))
return 0
if(method == VAPOR) //smoke, foam, spray
if(M.reagents)
var/modifier = clamp((1 - touch_protection), 0, 1)
var/amount = round(reac_volume*modifier, 0.1)
if(amount >= 0.5)
M.reagents.add_reagent(type, amount)
return 1
/datum/reagent/proc/reaction_obj(obj/O, volume)
return
/datum/reagent/proc/reaction_turf(turf/T, volume)
return
/datum/reagent/proc/on_mob_life(mob/living/carbon/M)
current_cycle++
if(holder)
holder.remove_reagent(type, metabolization_rate * M.metabolism_efficiency) //By default it slowly disappears.
//called when a mob processes chems when dead.
/datum/reagent/proc/on_mob_dead(mob/living/carbon/M)
if(!(chemical_flags & REAGENT_DEAD_PROCESS)) //justincase
return
current_cycle++
if(holder)
holder.remove_reagent(type, metabolization_rate * M.metabolism_efficiency) //By default it slowly disappears.
// Called when this reagent is first added to a mob
/datum/reagent/proc/on_mob_add(mob/living/L, amount)
if(!iscarbon(L))
return
var/mob/living/carbon/M = L
var/turf/T = get_turf(M)
log_reagent("MOB ADD: on_mob_add(): [key_name(M)] at [AREACOORD(T)] - [volume] of [type] with [purity] purity")
if (purity == 1)
return
if(cached_purity == 1)
cached_purity = purity
else if(purity < 0)
CRASH("Purity below 0 for chem: [type], Please let Fermis Know!")
if(chemical_flags & REAGENT_DONOTSPLIT)
return
if ((inverse_chem_val > purity) && (inverse_chem))//Turns all of a added reagent into the inverse chem
M.reagents.remove_reagent(type, amount, FALSE)
M.reagents.add_reagent(inverse_chem, amount, FALSE, other_purity = 1-cached_purity)
var/datum/reagent/R = M.reagents.has_reagent(inverse_chem)
if(R.chemical_flags & REAGENT_SNEAKYNAME)
R.name = name//Negative effects are hidden
if(R.chemical_flags & REAGENT_INVISIBLE)
R.chemical_flags |= (REAGENT_INVISIBLE)
log_reagent("MOB ADD: on_mob_add() (impure): merged [volume] of [inverse_chem]")
else if (impure_chem)
var/impureVol = amount * (1 - purity) //turns impure ratio into impure chem
if(!(chemical_flags & REAGENT_SPLITRETAINVOL))
M.reagents.remove_reagent(type, (impureVol), FALSE)
M.reagents.add_reagent(impure_chem, impureVol, FALSE, other_purity = 1-cached_purity)
log_reagent("MOB ADD: on_mob_add() (mixed purity): merged [volume - impureVol] of [type] and [volume] of [impure_chem]")
// Called when this reagent is removed while inside a mob
/datum/reagent/proc/on_mob_delete(mob/living/L)
var/turf/T = get_turf(L)
log_reagent("MOB DELETE: on_mob_delete: [key_name(L)] at [AREACOORD(T)] - [type]")
// Called when this reagent first starts being metabolized by a liver
/datum/reagent/proc/on_mob_metabolize(mob/living/L)
return
// Called when this reagent stops being metabolized by a liver
/datum/reagent/proc/on_mob_end_metabolize(mob/living/L)
return
/datum/reagent/proc/on_move(mob/M)
return
// Called after add_reagents creates a new reagent.
/datum/reagent/proc/on_new(data)
return
// Called when two reagents of the same are mixing.
/datum/reagent/proc/on_merge(data, amount, mob/living/carbon/M, purity)
if(!iscarbon(M))
return
var/turf/T = get_turf(M)
log_reagent("MOB ADD: on_merge(): [key_name(M)] at [AREACOORD(T)] - [volume] of [type] with [purity] purity")
if (purity == 1)
return
cached_purity = purity //purity SHOULD be precalculated from the add_reagent, update cache.
if (purity < 0)
CRASH("Purity below 0 for chem: [type], Please let Fermis Know!")
if(chemical_flags & REAGENT_DONOTSPLIT)
return
if ((inverse_chem_val > purity) && (inverse_chem)) //INVERT
M.reagents.remove_reagent(type, amount, FALSE)
M.reagents.add_reagent(inverse_chem, amount, FALSE, other_purity = 1-cached_purity)
var/datum/reagent/R = M.reagents.has_reagent(inverse_chem)
if(R.chemical_flags & REAGENT_SNEAKYNAME)
R.name = name//Negative effects are hidden
if(R.chemical_flags & REAGENT_INVISIBLE)
R.chemical_flags |= (REAGENT_INVISIBLE)
log_reagent("MOB ADD: on_merge() (impure): merged [volume] of [inverse_chem]")
else if (impure_chem) //SPLIT
var/impureVol = amount * (1 - purity)
if(!(chemical_flags & REAGENT_SPLITRETAINVOL))
M.reagents.remove_reagent(type, impureVol, FALSE)
M.reagents.add_reagent(impure_chem, impureVol, FALSE, other_purity = 1-cached_purity)
log_reagent("MOB ADD: on_merge() (mixed purity): merged [volume - impureVol] of [type] and [volume] of [impure_chem]")
/datum/reagent/proc/on_update(atom/A)
return
// Called when the reagent container is hit by an explosion
/datum/reagent/proc/on_ex_act(severity)
return
// Called if the reagent has passed the overdose threshold and is set to be triggering overdose effects
/datum/reagent/proc/overdose_process(mob/living/M)
return
/datum/reagent/proc/overdose_start(mob/living/M)
to_chat(M, "<span class='userdanger'>You feel like you took too much of [name]!</span>")
SEND_SIGNAL(M, COMSIG_ADD_MOOD_EVENT, "[type]_overdose", /datum/mood_event/overdose, name)
/datum/reagent/proc/addiction_act_stage1(mob/living/M)
SEND_SIGNAL(M, COMSIG_ADD_MOOD_EVENT, "[type]_overdose", /datum/mood_event/withdrawal_light, name)
if(prob(30))
to_chat(M, "<span class='notice'>You feel like having some [name] right about now.</span>")
/datum/reagent/proc/addiction_act_stage2(mob/living/M)
SEND_SIGNAL(M, COMSIG_ADD_MOOD_EVENT, "[type]_overdose", /datum/mood_event/withdrawal_medium, name)
if(prob(30))
to_chat(M, "<span class='notice'>You feel like you need [name]. You just can't get enough.</span>")
/datum/reagent/proc/addiction_act_stage3(mob/living/M)
SEND_SIGNAL(M, COMSIG_ADD_MOOD_EVENT, "[type]_overdose", /datum/mood_event/withdrawal_severe, name)
if(prob(30))
to_chat(M, "<span class='danger'>You have an intense craving for [name].</span>")
/datum/reagent/proc/addiction_act_stage4(mob/living/M)
SEND_SIGNAL(M, COMSIG_ADD_MOOD_EVENT, "[type]_overdose", /datum/mood_event/withdrawal_critical, name)
if(prob(30))
to_chat(M, "<span class='boldannounce'>You're not feeling good at all! You really need some [name].</span>")
/**
* New, standardized method for chemicals to affect hydroponics trays.
* Defined on a per-chem level as opposed to by the tray.
* Can affect plant's health, stats, or cause the plant to react in certain ways.
*/
/datum/reagent/proc/on_hydroponics_apply(obj/item/seeds/myseed, datum/reagents/chems, obj/machinery/hydroponics/mytray, mob/user)
if(!mytray || !chems)
return
return
/proc/pretty_string_from_reagent_list(list/reagent_list)
//Convert reagent list to a printable string for logging etc
var/list/rs = list()
for (var/datum/reagent/R in reagent_list)
rs += "[R.name], [R.volume]"
return rs.Join(" | ")
//For easy bloodsucker disgusting and blood removal
/datum/reagent/proc/disgust_bloodsucker(mob/living/carbon/C, disgust, blood_change, blood_puke = TRUE, force)
if(AmBloodsucker(C))
var/datum/antagonist/bloodsucker/bloodsuckerdatum = C.mind.has_antag_datum(ANTAG_DATUM_BLOODSUCKER)
if(disgust)
bloodsuckerdatum.handle_eat_human_food(disgust, blood_puke, force)
if(blood_change)
bloodsuckerdatum.AddBloodVolume(blood_change)