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/* SPDX-License-Identifier: GPL-3.0-or-later */
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/*
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* article_view_log
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* - data persistence and query of article view log
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*
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* Copyright (C) 2004-2025 by Leaflet <leaflet@leafok.com>
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*/
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#ifndef _ARTICLE_VIEW_LOG_H_
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#define _ARTICLE_VIEW_LOG_H_
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#include <stdint.h>
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#define MAX_VIEWED_AID_INC_CNT 1000
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struct article_view_log_t
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{
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int uid;
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int32_t *aid_base;
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int aid_base_cnt;
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int32_t aid_inc[MAX_VIEWED_AID_INC_CNT];
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int aid_inc_cnt;
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};
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typedef struct article_view_log_t ARTICLE_VIEW_LOG;
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extern ARTICLE_VIEW_LOG BBS_article_view_log;
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// Load baseline view log from DB
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extern int article_view_log_load(int uid, ARTICLE_VIEW_LOG *p_view_log, int keep_inc);
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// Clear data
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extern int article_view_log_unload(ARTICLE_VIEW_LOG *p_view_log);
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// Save incremental view log to DB
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extern int article_view_log_save_inc(const ARTICLE_VIEW_LOG *p_view_log);
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// Merge incremental view log to baseline, without DB read / write
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extern int article_view_log_merge_inc(ARTICLE_VIEW_LOG *p_view_log);
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// Check if specific article was viewed
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extern int article_view_log_is_viewed(int32_t aid, const ARTICLE_VIEW_LOG *p_view_log);
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// Set specific article as viewed
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extern int article_view_log_set_viewed(int32_t aid, ARTICLE_VIEW_LOG *p_view_log);
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#endif //_ARTICLE_VIEW_LOG_H_
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