/*

* Copyright (c) 2021 Omar Polo <op@omarpolo.com>

*

* Permission to use, copy, modify, and distribute this software for any

* purpose with or without fee is hereby granted, provided that the above

* copyright notice and this permission notice appear in all copies.

*

* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF

* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR

* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

*/

#include "compat.h"

#include <stdlib.h>

#include <string.h>

#include "telescope.h"

#include "ui.h"

struct downloads downloads = STAILQ_HEAD_INITIALIZER(downloads);

static void

no_downloads(void)

{

struct line *l;

if ((l = calloc(1, sizeof(*l))) == NULL)

abort();

l->type = LINE_DOWNLOAD_INFO;

l->line = strdup("No downloads");

TAILQ_INSERT_TAIL(&downloadwin.page.head, l, lines);

}

void

recompute_downloads(void)

{

struct download *d;

struct line *l;

char buf[FMT_SCALED_STRSIZE];

downloadwin.page.name = "*Downloads*";

erase_buffer(&downloadwin);

if (STAILQ_EMPTY(&downloads)) {

no_downloads();

goto end;

}

STAILQ_FOREACH(d, &downloads, entries) {

if ((l = calloc(1, sizeof(*l))) == NULL)

abort();

fmt_scaled(d->bytes, buf);

l->type = LINE_DOWNLOAD;

if (d->fd == -1)

l->type = LINE_DOWNLOAD_DONE;

l->line = strdup(buf);

l->alt = strdup(d->path);

TAILQ_INSERT_TAIL(&downloadwin.page.head, l, lines);

}

end:

/*

* The exact value doesn't matter, as wrap_page only considers

* l->line, which is the human representation of the byte

* counter, and we know for sure is < FMT_SCALED_STRSIZE so it

* fits.

*/

wrap_page(&downloadwin, download_cols);

}

struct download *

enqueue_download(uint32_t id, const char *path)

{

struct download *d;

if ((d = calloc(1, sizeof(*d))) == NULL)

abort();

d->id = id;

d->fd = -1;

d->path = strdup(path);

STAILQ_INSERT_HEAD(&downloads, d, entries);

return d;

}

struct download *

download_by_id(uint32_t id)

{

struct download *d;

STAILQ_FOREACH(d, &downloads, entries) {

if (d->id == id)

return d;

}

return NULL;

}