/* wait for user input
*/
static void BarMainHandleUserInput (BarApp_t *app) {
char buf[2];
if (BarReadline (buf, sizeof (buf), NULL, &app->input,
BAR_RL_FULLRETURN | BAR_RL_NOECHO, 2) > 0) {
BarUiDispatch (app, buf[0], app->curStation, app->playlist, true,
BAR_DC_GLOBAL);
}
}
/* Yes/No?
* @param defaul (user presses enter)
*/
int BarReadlineYesNo (char def, FILE *fd) {
char buf[2];
BarReadline (buf, sizeof (buf), "yYnN", 1, 0, fd);
if (*buf == 'y' || *buf == 'Y' || (def == 1 && *buf == '\0')) {
return 1;
} else {
return 0;
}
}
/* Read int from stdin
* @param write result into this variable
* @return number of bytes read from stdin
*/
size_t BarReadlineInt (int *ret, FILE *fd) {
int rlRet = 0;
char buf[16];
rlRet = BarReadline (buf, sizeof (buf), "0123456789", 0, 0, fd);
*ret = atoi ((char *) buf);
return rlRet;
}
/* search music: query, search request, return music id
* @param app handle
* @param seed suggestion station
* @param seed suggestion musicid
* @param prompt string
* @return musicId or NULL on abort/error
*/
char *BarUiSelectMusicId (BarApp_t *app, PianoStation_t *station,
const char *msg) {
char *musicId = NULL;
char lineBuf[100], selectBuf[2];
PianoSearchResult_t searchResult;
PianoArtist_t *tmpArtist;
PianoSong_t *tmpSong;
BarUiMsg (&app->settings, MSG_QUESTION, msg);
if (BarReadlineStr (lineBuf, sizeof (lineBuf), &app->input,
BAR_RL_DEFAULT) > 0) {
PianoReturn_t pRet;
WaitressReturn_t wRet;
PianoRequestDataSearch_t reqData;
reqData.searchStr = lineBuf;
BarUiMsg (&app->settings, MSG_INFO, "Searching... ");
if (!BarUiPianoCall (app, PIANO_REQUEST_SEARCH, &reqData, &pRet,
&wRet)) {
return NULL;
}
memcpy (&searchResult, &reqData.searchResult, sizeof (searchResult));
BarUiMsg (&app->settings, MSG_NONE, "\r");
if (searchResult.songs != NULL &&
searchResult.artists != NULL) {
/* songs and artists found */
BarUiMsg (&app->settings, MSG_QUESTION, "Is this an [a]rtist or [t]rack name? ");
BarReadline (selectBuf, sizeof (selectBuf), "at", &app->input,
BAR_RL_FULLRETURN, -1);
if (*selectBuf == 'a') {
tmpArtist = BarUiSelectArtist (app, searchResult.artists);
if (tmpArtist != NULL) {
musicId = strdup (tmpArtist->musicId);
}
} else if (*selectBuf == 't') {
tmpSong = BarUiSelectSong (&app->settings, searchResult.songs,
&app->input);
if (tmpSong != NULL) {
musicId = strdup (tmpSong->musicId);
}
}
} else if (searchResult.songs != NULL) {
/* songs found */
tmpSong = BarUiSelectSong (&app->settings, searchResult.songs,
&app->input);
if (tmpSong != NULL) {
musicId = strdup (tmpSong->musicId);
}
} else if (searchResult.artists != NULL) {
/* artists found */
tmpArtist = BarUiSelectArtist (app, searchResult.artists);
if (tmpArtist != NULL) {
musicId = strdup (tmpArtist->musicId);
}
} else {
BarUiMsg (&app->settings, MSG_INFO, "Nothing found...\n");
}
PianoDestroySearchResult (&searchResult);
}
return musicId;
}
/* Read string from stdin
* @param buffer
* @param buffer size
* @return number of bytes read from stdin
*/
size_t BarReadlineStr (char *buf, size_t bufSize, char noEcho,
FILE *fd) {
return BarReadline (buf, bufSize, NULL, 0, noEcho, fd);
}
/* search music: query, search request, return music id
* @param piano handle
* @param read data from fd
* @param allow seed suggestions if != NULL
* @return musicId or NULL on abort/error
*/
char *BarUiSelectMusicId (PianoHandle_t *ph, WaitressHandle_t *waith,
FILE *curFd, char *similarToId) {
char *musicId = NULL;
char lineBuf[100], selectBuf[2];
PianoSearchResult_t searchResult;
PianoArtist_t *tmpArtist;
PianoSong_t *tmpSong;
BarUiMsg (MSG_QUESTION, "Search for artist/title: ");
if (BarReadlineStr (lineBuf, sizeof (lineBuf), 0, curFd) > 0) {
if (strcmp ("?", lineBuf) == 0 && similarToId != NULL) {
PianoReturn_t pRet;
WaitressReturn_t wRet;
PianoRequestDataGetSeedSuggestions_t reqData;
reqData.musicId = similarToId;
reqData.max = 20;
BarUiMsg (MSG_INFO, "Receiving suggestions... ");
if (!BarUiPianoCall (ph, PIANO_REQUEST_GET_SEED_SUGGESTIONS,
waith, &reqData, &pRet, &wRet)) {
return NULL;
}
memcpy (&searchResult, &reqData.searchResult, sizeof (searchResult));
} else {
PianoReturn_t pRet;
WaitressReturn_t wRet;
PianoRequestDataSearch_t reqData;
reqData.searchStr = lineBuf;
BarUiMsg (MSG_INFO, "Searching... ");
if (!BarUiPianoCall (ph, PIANO_REQUEST_SEARCH, waith, &reqData,
&pRet, &wRet)) {
return NULL;
}
memcpy (&searchResult, &reqData.searchResult, sizeof (searchResult));
}
BarUiMsg (MSG_NONE, "\r");
if (searchResult.songs != NULL &&
searchResult.artists != NULL) {
/* songs and artists found */
BarUiMsg (MSG_QUESTION, "Is this an [a]rtist or [t]rack name? ");
BarReadline (selectBuf, sizeof (selectBuf), "at", 1, 0, curFd);
if (*selectBuf == 'a') {
tmpArtist = BarUiSelectArtist (searchResult.artists, curFd);
if (tmpArtist != NULL) {
musicId = strdup (tmpArtist->musicId);
}
} else if (*selectBuf == 't') {
tmpSong = BarUiSelectSong (searchResult.songs, curFd);
if (tmpSong != NULL) {
musicId = strdup (tmpSong->musicId);
}
}
} else if (searchResult.songs != NULL) {
/* songs found */
tmpSong = BarUiSelectSong (searchResult.songs, curFd);
if (tmpSong != NULL) {
musicId = strdup (tmpSong->musicId);
}
} else if (searchResult.artists != NULL) {
/* artists found */
tmpArtist = BarUiSelectArtist (searchResult.artists, curFd);
if (tmpArtist != NULL) {
musicId = strdup (tmpArtist->musicId);
}
} else {
BarUiMsg (MSG_INFO, "Nothing found...\n");
}
PianoDestroySearchResult (&searchResult);
}
return musicId;
}
