/* probe_fix.c — 真机验证修复：复刻 appstate_load_playlist_songs_page(offset=0) 的完整数据路径
 *   /api/v6/playlist/detail(trackIds) → /api/v3/song/detail 分批 → 打印曲目。
 * 与 App 相同的 core 调用（App 端 appstate 修复即按此路径）。请求量：detail 1 + song_detail 1 = 2。
 * 用法: probe_fix <data_dir> <cacert> <playlist_id>
 */
#include "ncm.h"
#include "ncm_api.h"
#include "ncm_common.h"
#include "ncm_http.h"
#include <stdio.h>
#include <string.h>

static ncm_ctx_t ncm_ctx;

int main(int argc, char **argv)
{
    const char *data_dir = argc > 1 ? argv[1] : "/usr/data/mnt/sd_0/MeowData/dev.player.ncm/data";
    const char *cacert   = argc > 2 ? argv[2] : "/usr/data/mnt/sd_0/MeowAPPs/dev.player.ncm/cacert.pem";
    const char *pid      = argc > 3 ? argv[3] : "18206253175";
    ncm_ctx_init(&ncm_ctx, data_dir);
    printf("device_id=%s cookie_len=%zu\n", ncm_ctx.device_id, strlen(ncm_ctx.cookie));
    ncm_http_set_verify_default(1, cacert);

    int64_t ids[256]; int idn = 0;
    long t0 = (long)ncm_now_ms();
    int rc = ncm_api_playlist_detail(ncm_ctx.device_id, ncm_ctx.cookie, pid,
                                     NULL, 0, NULL, 0, ids, 256, &idn);
    long dt = (long)ncm_now_ms() - t0;
    printf("detail rc=%d elapsed_ms=%ld idn=%d ids[0]=%lld\n", rc, dt, idn, idn>0?(long long)ids[0]:-1);
    if (rc != NCM_OK) { printf("FIX VERIFY FAILED (detail)\n"); return 1; }

    ncm_song_t songs[256]; memset(songs, 0, sizeof songs);
    int outn = 0;
    for (int off = 0; off < idn; off += 64) {
        int batch = idn - off; if (batch > 64) batch = 64;
        int bn = 0;
        t0 = (long)ncm_now_ms();
        rc = ncm_api_song_detail(ncm_ctx.device_id, ncm_ctx.cookie, &ids[off], batch,
                                 &songs[off], 256 - off, &bn);
        printf("  song off=%d batch=%d rc=%d elapsed_ms=%ld bn=%d\n", off, batch, rc,
               (long)ncm_now_ms() - t0, bn);
        if (rc != NCM_OK) break;
        outn += bn;
        if (bn < batch) break;
    }
    printf("RESULT song_count=%d\n", outn);
    if (outn > 0)
        printf("  [0] %s / %s / %s\n", songs[0].name, songs[0].art_name, songs[0].album_name);
    if (rc != NCM_OK || outn == 0) { printf("FIX VERIFY FAILED (songs)\n"); return 1; }
    printf("FIX VERIFY OK\n");
    return 0;
}