/* Deshab SDK 应用入口模板
 *
 * 由 scaffold/new-module.ps1 生成时自动替换:
 *   {{MODULE_NAME}}  -> 模块名
 *   {{BITMAPS}}      -> ascii_bitmaps.c 相对路径
 *
 * 展示最小应用框架: 初始化上下文 -> 清屏 -> 标题栏 -> Esc 退出。
 */
#include "{{BITMAPS}}"
#include "deshab/deshab.h"
#include "deshab/font.h"

static dsb_app_context g_ac;

void dsk_entry(const dsk_boot_context *ctx) {
    if (ctx->magic != DSK_BOOT_MAGIC) return;
    dsb_app_init(&g_ac, ctx);

    /* 清屏 */
    dsb_fill_bg(&g_ac, DSB_BG_PRIMARY);

    /* 标题栏 + 状态栏 */
    dsb_draw_titlebar(&g_ac, "{{MODULE_NAME}}", (i64)g_ac.fb_w);
    dsb_draw_statusbar(&g_ac, "Esc to exit", (i64)g_ac.fb_w, (i64)g_ac.fb_h);

    /* 居中欢迎文字 */
    const char *msg = "Hello from {{MODULE_NAME}}!";
    i64 msg_w = (i64)dsb_strlen(msg) * 12;
    i64 x = ((i64)g_ac.fb_w - msg_w) / 2;
    i64 y = ((i64)g_ac.fb_h) / 2;
    dsb_draw_string(&g_ac, msg, x, y, DSB_TEXT_PRIMARY, DSB_BG_PRIMARY, 12);

    /* 等待 Esc 键退出 */
    for (;;) {
        u8 st = dsb_inb(0x64);
        if (st & 1) {
            u8 sc = dsb_inb(0x60);
            if (sc == 1) break;  /* Esc make code */
        }
        __asm__ volatile("pause");
    }
}