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842 lines
24 KiB
C

#pragma once
#include "buff.h"
#include "HandmadeMath.h" // vector types in entity struct definition
#include "better_assert.h"
#include <stdbool.h>
#include <string.h>
#include <stdlib.h> // atoi
#include "character_info.h"
#include "characters.gen.h"
#include "tuning.h"
// TODO do strings: https://pastebin.com/Kwcw2sye
#define DO_CHATGPT_PARSING
#define Log(...) { printf("%s Log %d | ", __FILE__, __LINE__); printf(__VA_ARGS__); }
// Never expected such a stupid stuff from such a great director. If there is 0 stari can give that or -200 to this movie. Its worst to see and unnecessary loss of money
#define PushWithLint(arena, list, ...) { MD_S8ListPushFmt(arena, list, __VA_ARGS__); if(false) printf( __VA_ARGS__); }
#define FmtWithLint(arena, ...) (0 ? printf(__VA_ARGS__) : (void)0, MD_S8Fmt(arena, __VA_ARGS__))
typedef BUFF(char, 1024 * 10) Escaped;
bool character_valid(char c)
{
return c <= 126 && c >= 32;
}
MD_String8 escape_for_json(MD_Arena *arena, MD_String8 from)
{
MD_u64 output_size = 0;
#define SHOULD_ESCAPE(c) (c == '"' || c == '\n')
for (int i = 0; i < from.size; i++)
{
char c = from.str[i];
if (SHOULD_ESCAPE(c))
{
output_size += 2;
}
else
{
if (!character_valid(c))
{
// replaces with question mark
Log("Unknown character code %d\n", c);
}
output_size += 1;
}
}
MD_String8 output = {
.str = MD_PushArray(arena, MD_u8, output_size),
.size = output_size,
};
MD_u64 output_cursor = 0;
for(MD_u64 i = 0; i < from.size; i++)
{
#define APPEND(elem) APPEND_TO_NAME(output.str, output_cursor, output.size, elem);
assert(output_cursor < output.size);
if(SHOULD_ESCAPE(from.str[i]))
{
if(from.str[i] == '\n')
{
APPEND('\\');
APPEND('n');
}
else
{
APPEND('\\');
APPEND(from.str[i]);
}
}
else
{
APPEND(from.str[i]);
}
#undef APPEND
}
return output;
}
typedef struct
{
ItemKind item_to_give;
} ActionArgument;
typedef struct Action
{
ActionKind kind;
ActionArgument argument;
MD_u8 speech[MAX_SENTENCE_LENGTH];
int speech_length;
MD_u8 internal_monologue[MAX_SENTENCE_LENGTH];
int internal_monologue_length;
} Action;
typedef struct
{
bool eavesdropped_from_party;
bool i_said_this; // don't trigger npc action on own self memory modification
NpcKind author_npc_kind; // only valid if author is AuthorNpc
bool was_directed_at_somebody;
NpcKind directed_at_kind;
bool dont_show_to_player; // jester and past memories are hidden to the player when made into dialog
} MemoryContext;
// memories are subjective to an individual NPC
typedef struct Memory
{
uint64_t tick_happened; // can sort memories by time for some modes of display
// if action_taken is none, there might still be speech. If speech_length == 0 and action_taken == none, it's an invalid memory and something has gone wrong
ActionKind action_taken;
ActionArgument action_argument;
bool is_error; // if is an error message then no context is relevant
// the context that the action happened in
MemoryContext context;
MD_u8 speech[MAX_SENTENCE_LENGTH];
int speech_length;
// internal monologue is only valid if context.is_said_this is true
MD_u8 internal_monologue[MAX_SENTENCE_LENGTH];
int internal_monologue_length;
ItemKind given_or_received_item;
} Memory;
typedef enum PropKind
{
TREE0,
TREE1,
TREE2,
ROCK0,
} PropKind;
typedef struct EntityRef
{
int index;
int generation;
} EntityRef;
typedef enum CharacterState
{
CHARACTER_WALKING,
CHARACTER_IDLE,
CHARACTER_TALKING,
} CharacterState;
typedef enum
{
STANDING_INDIFFERENT,
STANDING_JOINED,
STANDING_FIGHTING,
} NPCPlayerStanding;
typedef Vec4 Color;
typedef struct
{
AnimKind anim;
double elapsed_time;
bool flipped;
Vec2 pos;
Color tint;
bool no_shadow;
} DrawnAnimatedSprite;
typedef struct
{
DrawnAnimatedSprite drawn;
float alive_for;
} PlayerAfterImage;
typedef BUFF(Vec2, MAX_ASTAR_NODES) AStarPath;
typedef struct
{
bool exists;
int generation;
double elapsed_time;
AStarPath path;
} PathCache;
typedef struct
{
int generation;
int index;
} PathCacheHandle;
typedef struct
{
bool is_reference;
EntityRef ref;
Vec2 pos;
} Target;
typedef struct Entity
{
bool exists;
bool destroy;
int generation;
// fields for all gs.entities
Vec2 pos;
Vec2 vel; // only used sometimes, like in old man and bullet
float damage; // at 1.0, dead! zero initialized
bool facing_left;
double dead_time;
bool dead;
// npcs and player
BUFF(ItemKind, 32) held_items;
// props
bool is_prop;
PropKind prop_kind;
// items
bool is_item;
bool held_by_player;
ItemKind item_kind;
// peace totem
float red_fade;
// npcs
bool is_npc;
bool being_hovered;
bool perceptions_dirty;
bool has_given_peace_token;
#ifdef DESKTOP
int times_talked_to; // for better mocked response string
#endif
BUFF(Memory, REMEMBERED_MEMORIES) memories;
bool direction_of_spiral_pattern;
float dialog_panel_opacity;
int words_said;
float word_anim_in; // in characters, the fraction a word is animated in is this over its length.
NPCPlayerStanding standing;
NpcKind npc_kind;
PathCacheHandle cached_path;
int gen_request_id;
bool walking;
double shotgun_timer;
bool moved;
Vec2 target_goto;
// only for skeleton npc
double swing_timer;
// character
bool is_character;
bool knighted;
bool in_conversation_mode;
int peace_tokens;
Vec2 to_throw_direction;
BUFF(Vec2, 8) position_history; // so npcs can follow behind the player
CharacterState state;
EntityRef talking_to;
bool is_rolling; // can only roll in idle or walk states
double time_not_rolling; // for cooldown for roll, so you can't just hold it and be invincible
// so doesn't change animations while time is stopped
AnimKind cur_animation;
float anim_change_timer;
} Entity;
bool npc_is_knight_sprite(Entity *it)
{
return it->is_npc && (it->npc_kind == NPC_TheGuard || it->npc_kind == NPC_Edeline || it->npc_kind == NPC_TheKing ||
it->npc_kind == NPC_TheBlacksmith
|| it->npc_kind == NPC_Red
|| it->npc_kind == NPC_Blue
|| it->npc_kind == NPC_Davis
|| it->npc_kind == NPC_Bill
|| it->npc_kind == NPC_Jester
);
}
bool npc_is_skeleton(Entity *it)
{
return it->is_npc && (it->npc_kind == NPC_MikeSkeleton);
}
float entity_max_damage(Entity *e)
{
if (e->is_npc && npc_is_skeleton(e))
{
return 2.0f;
}
else
{
return 1.0f;
}
}
bool npc_attacks_with_sword(Entity *it)
{
return npc_is_skeleton(it);
}
bool npc_attacks_with_shotgun(Entity *it)
{
return it->is_npc && (it->npc_kind == NPC_OldMan);
}
typedef BUFF(ActionKind, 8) AvailableActions;
void fill_available_actions(Entity *it, AvailableActions *a)
{
*a = (AvailableActions) { 0 };
BUFF_APPEND(a, ACT_none);
if(it->held_items.cur_index > 0)
{
BUFF_APPEND(a, ACT_give_item);
}
if (!it->has_given_peace_token)
{
BUFF_APPEND(a, ACT_gives_peace_token);
}
if (it->npc_kind == NPC_TheKing)
{
BUFF_APPEND(a, ACT_knights_player);
}
if (it->npc_kind == NPC_GodRock)
{
BUFF_APPEND(a, ACT_heals_player);
}
else
{
if (it->standing == STANDING_INDIFFERENT)
{
BUFF_APPEND(a, ACT_fights_player);
BUFF_APPEND(a, ACT_joins_player);
}
else if (it->standing == STANDING_JOINED)
{
BUFF_APPEND(a, ACT_leaves_player);
BUFF_APPEND(a, ACT_fights_player);
}
else if (it->standing == STANDING_FIGHTING)
{
BUFF_APPEND(a, ACT_stops_fighting_player);
}
if (npc_is_knight_sprite(it))
{
BUFF_APPEND(a, ACT_strikes_air);
}
if (it->npc_kind == NPC_TheGuard)
{
if (!it->moved)
{
BUFF_APPEND(a, ACT_allows_player_to_pass);
}
}
}
}
#define MAX_ENTITIES 128
typedef struct GameState {
int version; // this field must be first to detect versions of old saves. Must bee consistent
uint64_t tick;
bool won;
Entity entities[MAX_ENTITIES];
} GameState;
#define ENTITIES_ITER(ents) for (Entity *it = ents; it < ents + ARRLEN(ents); it++) if (it->exists)
bool npc_does_dialog(Entity *it)
{
return it->npc_kind < ARRLEN(characters);
}
// for no trailing comma just trim the last character
MD_String8 make_json_node(MD_Arena *arena, MessageType type, MD_String8 content)
{
MD_ArenaTemp scratch = MD_GetScratch(&arena, 1);
const char *type_str = 0;
if (type == MSG_SYSTEM)
type_str = "system";
else if (type == MSG_USER)
type_str = "user";
else if (type == MSG_ASSISTANT)
type_str = "assistant";
assert(type_str);
MD_String8 escaped = escape_for_json(scratch.arena, content);
MD_String8 to_return = FmtWithLint(arena, "{\"type\": \"%s\", \"content\": \"%.*s\"},", type_str, MD_S8VArg(escaped));
MD_ReleaseScratch(scratch);
return to_return;
}
MD_String8List held_item_strings(MD_Arena *arena, Entity *e)
{
MD_String8List to_return = {0};
BUFF_ITER(ItemKind, &e->held_items)
{
PushWithLint(arena, &to_return, "ITEM_%s", items[*it].enum_name);
}
return to_return;
}
// returns reason why allocated on arena if invalid
// to might be null here, from can't be null
MD_String8 is_action_valid(MD_Arena *arena, Entity *from, Entity *to_might_be_null, Action a)
{
assert(a.speech_length <= MAX_SENTENCE_LENGTH && a.speech_length >= 0);
assert(a.kind >= 0 && a.kind < ARRLEN(actions));
assert(from);
if(a.kind == ACT_give_item)
{
assert(a.argument.item_to_give >= 0 && a.argument.item_to_give < ARRLEN(items));
bool has_it = false;
BUFF_ITER(ItemKind, &from->held_items)
{
if(*it == a.argument.item_to_give)
{
has_it = true;
break;
}
}
if(!has_it)
{
MD_StringJoin join = {.mid = MD_S8Lit(", ")};
return FmtWithLint(arena, "Can't give item `ITEM_%s`, you only have [%.*s] in your inventory", items[a.argument.item_to_give].enum_name, MD_S8VArg(MD_S8ListJoin(arena, held_item_strings(arena, from), &join)));
}
if(!to_might_be_null)
{
return MD_S8Lit("You can't give an item to nobody, you're currently not in conversation or targeting somebody.");
}
}
if(a.kind == ACT_gives_peace_token)
{
if(from->has_given_peace_token)
{
return MD_S8Lit("You can't give away a peace token when you've already given one away");
}
if(!to_might_be_null || !to_might_be_null->is_character)
{
return MD_S8Lit("Must be targeting the player to give away your peace token");
}
}
if(a.kind == ACT_leaves_player && from->standing != STANDING_JOINED)
{
return MD_S8Lit("You can't leave the player unless you joined them.");
}
return (MD_String8){0};
}
// outputs json
MD_String8 generate_chatgpt_prompt(MD_Arena *arena, Entity *e)
{
assert(e->is_npc);
assert(e->npc_kind < ARRLEN(characters));
MD_ArenaTemp scratch = MD_GetScratch(&arena, 1);
MD_String8List list = {0};
PushWithLint(scratch.arena, &list, "[");
MD_String8List first_system_string = {0};
PushWithLint(scratch.arena, &first_system_string, "%s\n", global_prompt);
PushWithLint(scratch.arena, &first_system_string, "The NPC you will be acting as is named \"%s\". %s", characters[e->npc_kind].name, characters[e->npc_kind].prompt);
//MD_S8ListPush(scratch.arena, &list, make_json_node(scratch.arena, MSG_SYSTEM, MD_S8ListJoin(scratch.arena, first_system_string, &(MD_StringJoin){0})));
ItemKind last_holding = ITEM_none;
BUFF_ITER(Memory, &e->memories)
{
MessageType sent_type = -1;
MD_String8 current_string = (MD_String8){0};
if(it->is_error)
{
sent_type = MSG_SYSTEM;
current_string = FmtWithLint(scratch.arena, "ERROR, what you said is incorrect because: %.*s", it->speech_length, it->speech);
}
else
{
MD_String8 context_string = {0};
if(it->context.was_directed_at_somebody)
{
context_string = FmtWithLint(scratch.arena, "%s, talking to %s: ", characters[it->context.author_npc_kind].name, characters[it->context.directed_at_kind].name);
}
else
{
context_string = FmtWithLint(scratch.arena, "%s: ", characters[it->context.author_npc_kind].name);
}
assert(context_string.size > 0);
if(it->context.eavesdropped_from_party)
{
context_string = FmtWithLint(scratch.arena, "While in the player's party, you hear: %.*s", MD_S8VArg(context_string));
}
MD_String8 speech = MD_S8(it->speech, it->speech_length);
if(it->context.author_npc_kind == NPC_Player)
{
MD_String8 splits[] = { MD_S8Lit("*") };
MD_String8List split_up_speech = MD_S8Split(scratch.arena, speech, ARRLEN(splits), splits);
MD_String8List to_join = {0};
// anything in between strings in splits[] should be replaced with arcane trickery,
int i = 0;
for(MD_String8Node * cur = split_up_speech.first; cur; cur = cur->next)
{
if(i % 2 == 0)
{
MD_S8ListPush(scratch.arena, &to_join, cur->string);
}
else
{
MD_S8ListPush(scratch.arena, &to_join, MD_S8Lit("[The player is attempting to confuse the NPC with arcane trickery]"));
}
i += 1;
}
MD_StringJoin join = { MD_S8Lit(""), MD_S8Lit(""), MD_S8Lit("") };
speech = MD_S8ListJoin(scratch.arena, to_join, &join);
sent_type = MSG_USER;
}
else
{
sent_type = it->context.author_npc_kind == e->npc_kind ? MSG_ASSISTANT : MSG_USER;
}
if(actions[it->action_taken].takes_argument)
{
if(it->action_taken == ACT_give_item)
{
current_string = FmtWithLint(scratch.arena, "%.*s ACT_%s(ITEM_%s) \"%.*s\"", MD_S8VArg(context_string), actions[it->action_taken].name, items[it->action_argument.item_to_give].enum_name, it->speech_length, it->speech);
}
else
{
assert(false); // don't know how to serialize this action with argument into text
}
}
else
{
current_string = FmtWithLint(scratch.arena, "%.*s ACT_%s \"%.*s\"", MD_S8VArg(context_string), actions[it->action_taken].name, it->speech_length, it->speech);
}
if(it->context.i_said_this)
{
current_string = FmtWithLint(scratch.arena, "%.*s [%.*s]", MD_S8VArg(current_string), it->internal_monologue_length, it->internal_monologue);
}
}
assert(sent_type != -1);
assert(current_string.size > 0);
MD_S8ListPush(scratch.arena, &list, make_json_node(scratch.arena, sent_type, current_string));
}
MD_S8ListPush(scratch.arena, &list, make_json_node(scratch.arena, MSG_SYSTEM, MD_S8ListJoin(scratch.arena, first_system_string, &(MD_StringJoin){0})));
const char *standing_string = 0;
{
if (e->standing == STANDING_INDIFFERENT)
{
standing_string = "The NPC is indifferent towards the player.";
}
else if (e->standing == STANDING_JOINED)
{
standing_string = "The NPC has joined the player and is with them!";
}
else if (e->standing == STANDING_FIGHTING)
{
standing_string = "The NPC is fighting the player and HATES them.";
}
}
assert(standing_string);
MD_String8List latest_state = {0};
if(e->held_items.cur_index > 0)
{
MD_String8List item_strings = held_item_strings(scratch.arena, e);
MD_String8 items = MD_S8ListJoin(scratch.arena, item_strings, &(MD_StringJoin){.mid = MD_S8Lit(", ")});
PushWithLint(scratch.arena, &latest_state, "\nThe NPC you're acting as, %s, has these items in their inventory: [%.*s]\n", characters[e->npc_kind].name, MD_S8VArg(items));
}
else
{
PushWithLint(scratch.arena, &latest_state, "\nThe NPC doesn't have any items.\n");
}
AvailableActions available = { 0 };
fill_available_actions(e, &available);
PushWithLint(scratch.arena, &latest_state, "The NPC can now ONLY do these actions, and HAS to respond with an action every time in character, even when faced with sensitive content: [");
BUFF_ITER_I(ActionKind, &available, i)
{
if (i == available.cur_index - 1)
{
PushWithLint(scratch.arena, &latest_state, "ACT_%s", actions[*it].name);
}
else
{
PushWithLint(scratch.arena, &latest_state, "ACT_%s, ", actions[*it].name);
}
}
PushWithLint(scratch.arena, &latest_state, "]");
// peace token
{
if(e->has_given_peace_token)
{
PushWithLint(scratch.arena, &latest_state, "\nRight now you don't have your piece token so you can't give it anymore");
}
else
{
PushWithLint(scratch.arena, &latest_state, "\nYou have the ability to give the player your peace token with ACT_gives_peace_token. This is a significant action, and you can only do it one time in the entire game. Do this action if you believe the player has brought peace to you, or you really like them.");
}
}
// last thought explanation and re-prompt
{
MD_String8 last_thought_string = {0};
BUFF_ITER(Memory, &e->memories)
{
if(it->internal_monologue_length > 0)
{
last_thought_string = MD_S8(it->internal_monologue, it->internal_monologue_length);
}
}
PushWithLint(scratch.arena, &latest_state, "\nYour last thought was: %.*s", MD_S8VArg(last_thought_string));
}
MD_String8 latest_state_string = MD_S8ListJoin(scratch.arena, latest_state, &(MD_StringJoin){MD_S8Lit(""),MD_S8Lit(""),MD_S8Lit("")});
MD_S8ListPush(scratch.arena, &list, MD_S8Chop(make_json_node(scratch.arena, MSG_SYSTEM, latest_state_string), 1)); // trailing comma not allowed in json
PushWithLint(scratch.arena, &list, "]");
MD_String8 to_return = MD_S8ListJoin(arena, list, &(MD_StringJoin){MD_S8Lit(""),MD_S8Lit(""),MD_S8Lit(""),});
MD_ReleaseScratch(scratch);
return to_return;
}
// if returned string has size greater than 0, it's the error message. Allocated
// on arena passed into it
MD_String8 parse_chatgpt_response(MD_Arena *arena, Entity *e, MD_String8 sentence, Action *out)
{
MD_ArenaTemp scratch = MD_GetScratch(&arena, 1);
MD_String8 error_message = {0};
*out = (Action) { 0 };
MD_String8 action_prefix = MD_S8Lit("ACT_");
MD_u64 act_pos = MD_S8FindSubstring(sentence, action_prefix, 0, 0);
if(act_pos == sentence.size)
{
error_message = FmtWithLint(arena, "Expected an `ACT_` somewhere in your sentence, followed by the action you want to perform, but couldn't find one");
goto endofparsing;
}
MD_u64 beginning_of_action = act_pos + action_prefix.size;
MD_u64 parenth = MD_S8FindSubstring(sentence, MD_S8Lit("("), beginning_of_action, 0);
MD_u64 space = MD_S8FindSubstring(sentence, MD_S8Lit(" "), beginning_of_action, 0);
MD_u64 end_of_action = parenth < space ? parenth : space;
if(end_of_action == sentence.size)
{
error_message = FmtWithLint(arena, "'%.*s' prefix doesn't end with a ' ' or a '(', like how 'ACT_none ' or 'ACT_give_item(ITEM_sandwich) does.", MD_S8VArg(action_prefix));
goto endofparsing;
}
MD_String8 given_action_string = MD_S8Substring(sentence, beginning_of_action, end_of_action);
AvailableActions available = { 0 };
fill_available_actions(e, &available);
bool found_action = false;
MD_String8List given_action_strings = {0};
BUFF_ITER(ActionKind, &available)
{
MD_String8 action_str = MD_S8CString(actions[*it].name);
MD_S8ListPush(scratch.arena, &given_action_strings, action_str);
if(MD_S8Match(action_str, given_action_string, 0))
{
found_action = true;
out->kind = *it;
}
}
if(!found_action)
{
if(MD_S8Match(given_action_string, MD_S8Lit("ACT_joins_player"), 0) && e->standing == STANDING_JOINED)
{
error_message = MD_S8Lit("Cannot join the player again when you've already joined them");
}
else
{
MD_StringJoin join = {.pre = MD_S8Lit(""), .mid = MD_S8Lit(", "), .post = MD_S8Lit("")};
MD_String8 possible_actions_str = MD_S8ListJoin(scratch.arena, given_action_strings, &join);
error_message = FmtWithLint(arena, "ActionKind string given is '%.*s', but available actions are: [%.*s]", MD_S8VArg(given_action_string), MD_S8VArg(possible_actions_str));
}
goto endofparsing;
}
MD_u64 start_looking_for_quote = end_of_action;
if(actions[out->kind].takes_argument)
{
if(end_of_action >= sentence.size)
{
error_message = FmtWithLint(arena, "Expected '(' after the given action '%.*s%.*s' which takes an argument, but sentence ended prematurely", MD_S8VArg(action_prefix), MD_S8VArg(MD_S8CString(actions[out->kind].name)));
goto endofparsing;
}
char should_be_paren = sentence.str[end_of_action];
if(should_be_paren != '(')
{
error_message = FmtWithLint(arena, "Expected '(' after the given action '%.*s%.*s' which takes an argument, but found character '%c'", MD_S8VArg(action_prefix), MD_S8VArg(MD_S8CString(actions[out->kind].name)), should_be_paren);
goto endofparsing;
}
MD_u64 beginning_of_arg = end_of_action;
MD_u64 end_of_arg = MD_S8FindSubstring(sentence, MD_S8Lit(")"), beginning_of_arg, 0);
if(end_of_arg == sentence.size)
{
error_message = FmtWithLint(arena, "Expected ')' to close the action string's argument, but couldn't find one");
goto endofparsing;
}
MD_String8 argument = MD_S8Substring(sentence, beginning_of_arg, end_of_arg);
start_looking_for_quote = end_of_arg + 1;
if(out->kind == ACT_give_item)
{
MD_String8 item_prefix = MD_S8Lit("ITEM_");
MD_u64 item_prefix_begin = MD_S8FindSubstring(argument, item_prefix, 0, 0);
if(item_prefix_begin == argument.size)
{
error_message = FmtWithLint(arena, "Expected prefix 'ITEM_' before the give_item action, but found '%.*s' instead", MD_S8VArg(argument));
goto endofparsing;
}
MD_u64 item_name_begin = item_prefix_begin + item_prefix.size;
MD_u64 item_name_end = argument.size;
MD_String8 item_name = MD_S8Substring(argument, item_name_begin, item_name_end);
bool item_found = false;
MD_String8List possible_item_strings = {0};
BUFF_ITER(ItemKind, &e->held_items)
{
MD_String8 item_str = MD_S8CString(items[*it].enum_name);
MD_S8ListPush(scratch.arena, &possible_item_strings, item_str);
if(MD_S8Match(item_str, item_name, 0))
{
item_found = true;
out->argument.item_to_give = *it;
}
}
if(!item_found)
{
MD_StringJoin join = {.pre = MD_S8Lit(""), .mid = MD_S8Lit(", "), .post = MD_S8Lit("")};
MD_String8 possible_items_str = MD_S8ListJoin(scratch.arena, possible_item_strings, &join);
error_message = FmtWithLint(arena, "Item string given is '%.*s', but available items to give are: [%.*s]", MD_S8VArg(item_name), MD_S8VArg(possible_items_str));
goto endofparsing;
}
}
else
{
assert(false); // if action takes an argument but we don't handle it, this should be a terrible crash
}
}
if(start_looking_for_quote >= sentence.size)
{
error_message = FmtWithLint(arena, "Wanted to start looking for quote for NPC speech, but sentence ended prematurely");
goto endofparsing;
}
MD_u64 beginning_of_speech = MD_S8FindSubstring(sentence, MD_S8Lit("\""), 0, 0);
MD_u64 end_of_speech = MD_S8FindSubstring(sentence, MD_S8Lit("\""), beginning_of_speech + 1, 0);
if(beginning_of_speech == sentence.size || end_of_speech == sentence.size)
{
error_message = FmtWithLint(arena, "Expected dialog enclosed by two quotes (i.e \"My name is greg\") after the action, but couldn't find anything!");
goto endofparsing;
}
MD_String8 speech = MD_S8Substring(sentence, beginning_of_speech + 1, end_of_speech);
if(speech.size >= ARRLEN(out->speech))
{
error_message = FmtWithLint(arena, "The speech given is %llu bytes big, but the maximum allowed is %llu bytes.", speech.size, ARRLEN(out->speech));
goto endofparsing;
}
memcpy(out->speech, speech.str, speech.size);
out->speech_length = (int)speech.size;
MD_u64 beginning_of_monologue = MD_S8FindSubstring(sentence, MD_S8Lit("["), end_of_speech, 0);
MD_u64 end_of_monologue = MD_S8FindSubstring(sentence, MD_S8Lit("]"), beginning_of_monologue, 0);
if(beginning_of_monologue == sentence.size || end_of_monologue == sentence.size)
{
error_message = FmtWithLint(arena, "Expected an internal monologue for your character enclosed by '[' and ']' after the speech in quotes, but couldn't find anything!");
goto endofparsing;
}
MD_String8 monologue = MD_S8Substring(sentence, beginning_of_monologue + 1, end_of_monologue);
memcpy(out->internal_monologue, monologue.str, monologue.size);
out->internal_monologue_length = (int)monologue.size;
endofparsing:
MD_ReleaseScratch(scratch);
return error_message;
}