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#include "portfolio.h"
char* portfolio_file_path;
void portfolio_file_path_init(void) {
char* home = getenv("HOME");
char* path = malloc(strlen(home) + 30);
pointer_alloc_check(path);
sprintf(path, "%s/.tick_portfolio.json", home);
portfolio_file_path = path;
}
String* portfolio_ncurses_get_plaintext_string(char** password_ref) {
String* pString = file_get_string(portfolio_file_path);
if (pString != NULL && pString->len > 0) { // NULL if error reading file
char* password = NULL;
if (!rc4_ncurses_decrypt_string(pString, &password))
string_destroy(&pString); // Error decrypting
if (password_ref != NULL)
*password_ref = password; // Copy password if given reference
else free(password);
}
return pString;
}
void portfolio_modify_write(const char* symbol, double quantity_shares, double usd_spent,
int mod_option) {
if (quantity_shares < 0 || usd_spent < 0) // Negative numbers
RET_MSG("You must use positive values.")
if (mod_option != SET && quantity_shares == 0 && usd_spent == 0) // Adding or removing 0
RET_MSG("You cannot add or remove values of 0.")
FILE* fp = fopen(portfolio_file_path, "a"); // Creates empty file if portfolio doesn't exist
if (fp == NULL) // If file exists, but cannot be opened, usually because of permissions
RET_MSG("Error opening porfolio.")
fclose(fp);
char* password = NULL; // Store password for re-encryption
String* pString = portfolio_ncurses_get_plaintext_string(&password);
// Perform modification
portfolio_modify_string(pString, symbol, quantity_shares, usd_spent, mod_option);
if (password != NULL) { // If need to re-encrypt
rc4_encode_string(pString, password);
puts("Re-encrypting portfolio...");
free(password);
}
string_write_file(pString, portfolio_file_path); // Write portfolio file
string_destroy(&pString);
}
int portfolio_modify_string(String* pString, const char* symbol, double quantity_shares,
double usd_spent, int mod_option) {
// Null string or negative numbers
if ((symbol != NULL && symbol[0] == '\0') || quantity_shares < 0 || usd_spent < 0)
return 1;
// Can't add or remove both values of 0
if (mod_option != SET && quantity_shares == 0 && usd_spent == 0)
return 1;
int status = 0;
Json* jobj;
if (pString->len == 0) // Create new array if empty file
jobj = json_object_new_array();
else jobj = json_tokener_parse(pString->data); // Otherwise parse
if (jobj == NULL)
RET_FALSE_MSG("Portfolio corrupted! Check JSON formatting.");
int index = portfolio_symbol_index(symbol, jobj);
if (index == -1) { // If security is not already contained in portfolio
if (mod_option == REMOVE) {// If trying to remove a security they don't own
status = 1;
GOTO_CLEAN_MSG("You don't have any of this security to remove")
}
if (strcmp("USD$", symbol) != 0) { // Check that the symbol is valid, except if it's USD
Info* data = api_info_init();
strcpy(data->symbol, symbol);
if (api_store_check_info(data) == NULL) {// If NULL response from APIs, it's invalid
api_info_destroy(&data);
status = 1;
GOTO_CLEAN_MSG("Invalid symbol.")
}
api_info_destroy(&data);
}
Json* new_object = json_object_new_object(); // Creates new array index and adds values to it
json_object_array_add(jobj, new_object);
json_object_object_add(new_object, "Symbol", json_object_new_string(symbol));
json_object_object_add(new_object, "Shares", json_object_new_double(quantity_shares));
json_object_object_add(new_object, "USD_Spent", json_object_new_double(usd_spent));
printf("Added %lf %s bought for %lf to portfolio.\n", quantity_shares, symbol, usd_spent);
} else { //if already in portfolio
Json* current_index = json_object_array_get_idx(jobj, (size_t) index);
// Store values already in portfolio to modify.
double current_shares = json_object_get_double(json_object_object_get(current_index, "Shares"));
double current_spent = json_object_get_double(json_object_object_get(current_index, "USD_Spent"));
json_object_object_del(current_index, "Shares"); // Deletes the objects already there
json_object_object_del(current_index, "USD_Spent");
if (mod_option == SET) { // SET
current_shares = quantity_shares;
current_spent = usd_spent;
printf("Set amount of %s in portfolio to %lf bought for %lf.\n", symbol, quantity_shares,
usd_spent);
} else if (mod_option == ADD) { // ADD
current_shares += quantity_shares;
current_spent += usd_spent;
printf("Added %lf %s bought for %lf to portfolio.\n", quantity_shares, symbol, usd_spent);
} else { // REMOVE
current_shares -= quantity_shares;
current_spent -= usd_spent;
if (current_shares < 0 || current_spent < 0) {// If you try to remove more than you have
status = 1;
GOTO_CLEAN_MSG("You don't have enough of this security to remove.")
}
printf("Removed %lf %s bought for %lf to portfolio.\n", quantity_shares, symbol, usd_spent);
}
if (current_shares == 0 && usd_spent == 0) // Deletes index from portfolio if values are 0
json_object_array_del_idx(jobj, (size_t) index, 1);
else { // Adds computed values to index
json_object_object_add(current_index, "Shares", json_object_new_double(current_shares));
json_object_object_add(current_index, "USD_Spent", json_object_new_double(current_spent));
}
}
const char* new_portfolio_str = json_object_to_json_string(jobj);
pString->len = strlen(new_portfolio_str);
pString->data = realloc(pString->data, pString->len + 1); // Realloc string with size of new length
pointer_alloc_check(pString->data);
strcpy(pString->data, new_portfolio_str);
cleanup: // CLEANUP
json_object_put(jobj);
return status;
}
Info_Array* portfolio_info_array_init_from_portfolio_string(String* pString) {
if (pString->len == 0) // If empty portfolio file
RETNULL_MSG("Your portfolio is empty.")
Json* jobj = json_tokener_parse(pString->data);
size_t length = json_object_array_length(jobj);
if (length == 0) { // If empty array
json_object_put(jobj);
RETNULL_MSG("Your portfolio is empty.");
}
Info_Array* portfolio_data = api_info_array_init_from_length(length);
portfolio_data->totals->total_spent = 0;
for (size_t i = 0; i < portfolio_data->length; i++) {
strcpy(portfolio_data->array[i]->symbol,
json_object_get_string(json_object_object_get(json_object_array_get_idx(jobj, i),
"Symbol")));
portfolio_data->array[i]->amount = json_object_get_double(json_object_object_get(
json_object_array_get_idx(jobj, i), "Shares"));
portfolio_data->array[i]->total_spent = json_object_get_double(json_object_object_get(
json_object_array_get_idx(jobj, i), "USD_Spent"));
portfolio_data->totals->total_spent += portfolio_data->array[i]->total_spent;
}
json_object_put(jobj);
return portfolio_data;
}
void portfolio_sort(Info_Array* portfolio_data, int sort_option) {
if (portfolio_data->length == 1) // Can't sort only one security
return;
int loop_flag = 1;
double val1 = 0, val2 = 0;
Info* sec_data1, * sec_data2, * temp;
while (loop_flag) { // Bubble sort
loop_flag = 0;
for (size_t i = 0; i < portfolio_data->length - 1; i++) {
sec_data1 = portfolio_data->array[i];
sec_data2 = portfolio_data->array[i + 1];
if (sort_option == SORT_ALPHA || sort_option > SORT_PROFIT_30D_PERCENT) {
if (strcmp(sec_data1->symbol, sec_data2->symbol) > 0) { // Least to greatest
temp = portfolio_data->array[i]; // Swap
portfolio_data->array[i] = portfolio_data->array[i + 1];
portfolio_data->array[i + 1] = temp;
loop_flag = 1;
}
} else if (sort_option == SORT_VALUE) {
val1 = sec_data1->current_value;
val2 = sec_data2->current_value;
} else if (sort_option == SORT_SPENT) {
val1 = sec_data1->total_spent;
val2 = sec_data2->total_spent;
} else if (sort_option == SORT_PROFIT) {
val1 = sec_data1->profit_total;
val2 = sec_data2->profit_total;
} else if (sort_option == SORT_PROFIT_PERCENT) {
val1 = sec_data1->profit_total_percent;
val2 = sec_data2->profit_total_percent;
} else if (sort_option == SORT_PROFIT_24H) {
val1 = sec_data1->profit_last_close;
val2 = sec_data2->profit_last_close;
} else if (sort_option == SORT_PROFIT_24H_PERCENT) {
val1 = sec_data1->profit_last_close_percent;
val2 = sec_data2->profit_last_close_percent;
} else if (sort_option == SORT_PROFIT_7D) {
val1 = sec_data1->profit_7d;
val2 = sec_data2->profit_7d;
} else if (sort_option == SORT_PROFIT_7D_PERCENT) {
val1 = sec_data1->profit_7d_percent;
val2 = sec_data2->profit_7d_percent;
} else if (sort_option == SORT_PROFIT_30D) {
val1 = sec_data1->profit_30d;
val2 = sec_data2->profit_30d;
} else if (sort_option == SORT_PROFIT_30D_PERCENT) {
val1 = sec_data1->profit_30d_percent;
val2 = sec_data2->profit_30d_percent;
}
if (val1 < val2) { // Greatest to least
temp = portfolio_data->array[i]; // Swap
portfolio_data->array[i] = portfolio_data->array[i + 1];
portfolio_data->array[i + 1] = temp;
loop_flag = 1;
}
}
}
}
int portfolio_symbol_index(const char* symbol, const Json* jarray) {
for (size_t i = 0; i < json_object_array_length(jarray); i++) {
const char* string = json_object_get_string(
json_object_object_get(json_object_array_get_idx(jarray, (size_t) i), "Symbol"));
if (strcmp(string, symbol) == 0)
return (int) i;
}
return -1;
}
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