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/* SPDX-License-Identifier: GPL-3.0-or-later */
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/*
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* article_favor
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* - data model and basic operations of user favorite articles
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*
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* Copyright (C) 2004-2026 Leaflet <leaflet@leafok.com>
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*/
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#ifndef _ARTICLE_FAVOR_H_
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#define _ARTICLE_FAVOR_H_
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#include "section_list.h"
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#include <stdint.h>
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enum article_favor_constant_t
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{
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MAX_FAVOR_AID_BASE_CNT = 10000,
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MAX_FAVOR_AID_INC_CNT = 1000,
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};
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struct article_favor_t
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{
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int uid;
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int32_t aid_base[MAX_FAVOR_AID_BASE_CNT];
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int aid_base_cnt;
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int32_t aid_inc[MAX_FAVOR_AID_INC_CNT];
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int aid_inc_cnt;
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};
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typedef struct article_favor_t ARTICLE_FAVOR;
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extern ARTICLE_FAVOR BBS_article_favor;
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// Load baseline article favorite from DB
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extern int article_favor_load(int uid, ARTICLE_FAVOR *p_favor, int keep_inc);
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// Clear data
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extern int article_favor_unload(ARTICLE_FAVOR *p_favor);
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// Save incremental article favorite to DB
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extern int article_favor_save_inc(const ARTICLE_FAVOR *p_favor);
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// Merge incremental article favorite to baseline, without DB read / write
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extern int article_favor_merge_inc(ARTICLE_FAVOR *p_favor);
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// Check if specific article was set as favorite
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extern int article_favor_check(int32_t aid, const ARTICLE_FAVOR *p_favor);
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// Set specific article as favorite
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extern int article_favor_set(int32_t aid, ARTICLE_FAVOR *p_favor, int state);
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extern int query_favor_articles(ARTICLE_FAVOR *p_favor, int page_id, const ARTICLE **p_articles,
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char p_snames[][BBS_section_name_max_len + 1], int *p_article_count, int *p_page_count);
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#endif //_ARTICLE_FAVOR_H_
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