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#include "assets.h"
#include "json_curl.h"
#include "output.h"
#include "quotes.h"
#include "tda.h"
#include "yahoo.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <lauxlib.h>
#include <lua.h>
#include <lualib.h>
#define ASSETS_MAX 100
int load_assets_stock(struct asset **assets, lua_State *L)
{
lua_getglobal(L, "stock");
lua_pushnil(L);
int n = 0;
while (lua_next(L, -2)) {
struct asset *asset = calloc(1, sizeof(*asset));
asset->symbol = strdup(lua_tostring(L, -2));
asset->amt = lua_tonumber(L, -1);
asset->type = STOCK;
assets[n++] = asset;
lua_pop(L, 1);
}
lua_pop(L, 1);
return n;
}
int load_assets_crypto(struct asset **assets, lua_State *L)
{
lua_getglobal(L, "crypto");
lua_pushnil(L);
int n = 0;
while (lua_next(L, -2)) {
struct asset *asset = calloc(1, sizeof(*asset));
asset->symbol = strdup(lua_tostring(L, -2));
asset->amt = lua_tonumber(L, -1);
asset->type = CRYPTO;
assets[n++] = asset;
lua_pop(L, 1);
}
lua_pop(L, 1);
return n;
}
static int read_token(const char *path, char *buf, size_t bufsize)
{
FILE *f = fopen(path, "r");
if (!f) return 0;
int ret = 0;
if (fgets(buf, bufsize, f)) {
ret = 1;
char *nl = strchr(buf, '\n');
if (nl) *nl = '\0';
}
fclose(f);
return ret;
}
static int write_token(const char *path, char *buf)
{
FILE *f = fopen(path, "w");
if (!f) return 0;
int ret = 0;
if (fputs(buf, f) != EOF && fputc('\n', f) != EOF)
ret = 1;
fclose(f);
return ret;
}
int load_tda(struct asset **assets, lua_State *L, struct tda_session **sessptr)
{
int ret = -1;
struct tda_session *sess = NULL;
size_t token_size = 2048;
char *token = malloc(token_size);
if (!token) goto out;
lua_getglobal(L, "tda");
lua_getfield(L, -1, "account_id");
const char *account_id = lua_tostring(L, -1);
lua_getfield(L, -2, "client_id");
const char *client_id = lua_tostring(L, -1);
lua_getfield(L, -3, "token_path");
const char *token_path = lua_tostring(L, -1);
if (read_token(token_path, token, token_size) &&
(sess = tda_init(client_id, account_id, token))) {
if (write_token(token_path, sess->refresh_token)) {
ret = tda_load_assets(sess, assets);
} else {
tda_cleanup(sess);
sess = NULL;
}
}
lua_pop(L, 4);
free(token);
out:
*sessptr = sess;
return ret;
}
int main()
{
lua_State *L = luaL_newstate();
luaL_openlibs(L);
luaL_dofile(L, "config.lua");
lua_pushcfunction(L, push_field_lua);
lua_setglobal(L, "get_asset_field");
if (curl_global_init(CURL_GLOBAL_DEFAULT) != 0)
return 1;
struct tda_session *tda;
struct asset **assets = calloc(ASSETS_MAX, sizeof(*assets));
int n_assets = load_tda(assets, L, &tda);
n_assets += load_assets_stock(assets + n_assets, L);
n_assets += load_assets_crypto(assets + n_assets, L);
struct quote **quotes;
char *symbols;
int n_quotes;
yahoo_get_quote_symbols(assets, n_assets, &symbols);
n_quotes = yahoo_get_quotes(symbols, "es);
free(symbols);
add_quotes_to_assets(assets, n_assets, quotes, n_quotes);
for (int i = 0; i < n_quotes; ++i)
quote_free(quotes[i]);
free(quotes);
tda_get_quote_symbols(assets, n_assets, &symbols);
n_quotes = tda_get_quotes(tda, symbols, "es);
free(symbols);
add_quotes_to_assets(assets, n_assets, quotes, n_quotes);
for (int i = 0; i < n_quotes; ++i)
quote_free(quotes[i]);
free(quotes);
qsort(assets, n_assets, sizeof(*assets), asset_cmp);
n_assets += add_totals(assets, n_assets);
output(assets, n_assets, L);
for (int i = 0; i < n_assets; ++i)
asset_free(assets[i]);
free(assets);
tda_cleanup(tda);
curl_global_cleanup();
lua_close(L);
return 0;
}
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