/*
 * Copyright (c) 2021 joshua stein <jcs@jcs.org>
 *
 * 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 <string.h>
#include <stdio.h>
#include <time.h>
#include "amend.h"
#include "browser.h"
#include "repo.h"
#include "util.h"

void amendment_list_draw_cell(ListHandle theList, Cell theCell,
  short dataLen, Rect *cellRect, Boolean selected);

pascal void
amendment_list_ldef(short message, Boolean selected, Rect *cellRect,
  Cell theCell, short dataOffset, short dataLen, ListHandle theList)
{
	switch (message) {
	case 0:
		/* init */
		break;
	case 1:
		/* update */
		/* FALLTHROUGH */
	case 2:
		/* hilight */
		amendment_list_draw_cell(theList, theCell, dataLen, cellRect,
		  selected);
		break;
	case 3:
		/* close */
		break;
	}
}

void
amendment_list_draw_cell(ListHandle theList, Cell theCell, short dataLen,
  Rect *cellRect, Boolean selected)
{
	static char initial_load_text[] =
	  "[ Click to load earlier amendments ]";
	Rect textRect;
	char tmp[50];
	struct repo_amendment *amendment = NULL;
	struct tm *ttm = NULL;
	short len, height, width;
	
	LGetCell(&amendment, &dataLen, theCell, theList);

	textRect.left = cellRect->left;
	textRect.right = cellRect->right;
	textRect.top = cellRect->top;
	textRect.bottom = cellRect->bottom + 1;
	EraseRect(&textRect);
	InsetRect(&textRect, 4, 4);

	height = FontHeight(AMENDMENT_LIST_FONT, AMENDMENT_LIST_FONT_SIZE);
	TextFace(bold);
	TextFont(AMENDMENT_LIST_FONT);
	TextSize(AMENDMENT_LIST_FONT_SIZE);
	MoveTo(textRect.left, textRect.top + 6);

	if (amendment == NULL) {
		TextFace(bold);
		width = TextWidth(&initial_load_text, 0,
		  strlen(initial_load_text));
		MoveTo(textRect.left + ((textRect.right - textRect.left) / 2) -
		  (width / 2), textRect.top + 12);
		DrawText(&initial_load_text, 0, strlen(initial_load_text));
		return;
	}

	HLock(amendment->log);
	for (len = 1; len < amendment->log_len; len++) {
		if ((*(amendment->log))[len - 1] == '\r')
			break;
	}
	DrawText(*(amendment->log), 0, len);
	HUnlock(amendment->log);

	ttm = localtime(&amendment->date);
	snprintf(tmp, sizeof(tmp), "%04d-%02d-%02d %02d:%02d:%02d",
	  ttm->tm_year + 1900, ttm->tm_mon + 1, ttm->tm_mday,
	  ttm->tm_hour, ttm->tm_min, ttm->tm_sec);
	MoveTo(textRect.left, textRect.top + height + 6);
	TextFace(normal);
	DrawText(tmp, 0, strlen(tmp));

	MoveTo(textRect.left + 140, textRect.top + height + 6);
	DrawText(amendment->author, 0, strlen(amendment->author));

	snprintf(tmp, sizeof(tmp), "%d (+), %d (-)",
	  amendment->adds, amendment->subs);
	MoveTo(textRect.left + 220, textRect.top + height + 6);
	DrawText(tmp, 0, strlen(tmp));

	if (selected)
		InvertRect(cellRect);
}