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/*
* Created by yuuta on 4/1/22.
*/
#include "tdutils.h"
#include "logic.h"
#include "log.h"
#include "db.h"
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <assert.h>
struct result {
char id[10];
/* Title in selection */
char *title;
/* Description in selection */
char *description;
/* Text after sending */
char *text;
char *url;
};
static void cb_answer(bool successful, struct TdObject *result, struct TdError *error, void *cb_arg) {
if (!successful) {
LOGEV("Cannot answer inline request: %s.",
error ? error->message_ : "(NULL)");
}
}
int handle_inline(struct TdUpdateNewInlineQuery *update) {
struct result results[10];
memset(results, 0, sizeof(results));
sqlite3_stmt *stmt;
int r;
bool sys = false;
if ((r = sqlite3_prepare_v2(db,
"SELECT id, t, url FROM says ORDER BY RANDOM() LIMIT 10;",
-1,
&stmt,
NULL))) {
goto sql_err;
sql_err:
snprintf(results[0].id, 10, "e%d", r);
char *msg = (char *) sqlite3_errstr(r);
LOGEV("Cannot query: %s.", msg);
results[0].title = "Error!";
results[0].text = msg;
results[0].description = msg;
sys = true;
goto answer;
}
int j = 0;
goto step;
step:
switch (r = sqlite3_step(stmt)) {
case SQLITE_ROW: {
char *t = (char *) sqlite3_column_text(stmt, 1);
char *url = (char *) sqlite3_column_text(stmt, 3);
char *url1 = NULL;
char *title = NULL;
char *t1 = NULL;
if (url && !(url1 = strdup(url))) {
LOGEV("Cannot allocate memory: %s.", strerror(errno));
break;
}
if (!(title = strdup(t))) {
LOGEV("Cannot allocate memory: %s.", strerror(errno));
break;
}
if (!(t1 = strdup(t))) {
LOGEV("Cannot allocate memory: %s.", strerror(errno));
break;
}
results[j].title = title;
snprintf(results[j].id, 10, "%d", sqlite3_column_int(stmt, 0));
results[j].text = t1;
results[j].url = url1;
results[j].description = url1;
if ((++j) > 9) break;
goto step;
}
case SQLITE_DONE: {
break;
}
default: {
goto sql_err;
}
}
sqlite3_finalize(stmt);
if (!j) {
results[0].title = "No data";
results[0].description = "No data is available. Check it out later.";
sprintf(results[0].id, "e_nodat");
results[0].text = "No data is available. Check it out later.\n\n"
"https://www.youtube.com/watch?v=dQw4w9WgXcQ";
sys = true;
}
assert(results[0].title);
goto answer;
answer:
{
struct TdInputInlineQueryResultArticle *results_inline[10]; /* No need to memset(). Var 'i' will assure that. */
int i;
for (i = 0; i < sizeof(results) / sizeof(struct result); i++) {
struct result res = results[i];
if (!res.title) {
break;
}
results_inline[i] = TdCreateObjectInputInlineQueryResultArticle(
res.id,
NULL,
false,
res.title,
res.description,
NULL,
0,
0,
NULL,
(struct TdInputMessageContent *) TdCreateObjectInputMessageText(
TdCreateObjectFormattedText(res.text,
(struct TdVectorTextEntity *) TdCreateObjectVectorObject(0,
NULL)),
true,
false
));
}
td_send(TdCreateObjectAnswerInlineQuery(update->id_,
false,
(struct TdVectorInputInlineQueryResult *)
TdCreateObjectVectorObject(i,
(struct TdObject **) results_inline),
0,
NULL,
NULL,
NULL),
&cb_answer,
NULL);
if (!sys) {
for (i = 0; i < sizeof(results) / sizeof(struct result); i++) {
struct result res = results[i];
if (!res.title) {
break;
}
free(res.title);
if (res.url) free(res.url);
free(res.text);
}
}
return r;
}
}
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