/*
 * Copyright (c) 2020 YuQing <384681@qq.com>
 *
 * This program is free software: you can use, redistribute, and/or modify
 * it under the terms of the GNU Affero General Public License, version 3
 * or later ("AGPL"), as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */

//sf_types.h

#ifndef _SF_TYPES_H_
#define _SF_TYPES_H_

#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <time.h>
#include "fastcommon/connection_pool.h"
#include "fastcommon/fast_task_queue.h"

#define SF_ERROR_INFO_SIZE   256

#define SF_SERVER_TASK_TYPE_NONE                 0
#define SF_SERVER_TASK_TYPE_CHANNEL_HOLDER     101   //for request idempotency
#define SF_SERVER_TASK_TYPE_CHANNEL_USER       102   //for request idempotency

typedef void (*sf_accept_done_callback)(struct fast_task_info *task,
        const bool bInnerPort);
typedef int (*sf_set_body_length_callback)(struct fast_task_info *task);
typedef int (*sf_deal_task_func)(struct fast_task_info *task, const int stage);
typedef int (*sf_recv_timeout_callback)(struct fast_task_info *task);

typedef struct sf_context {
    struct nio_thread_data *thread_data;
    volatile int thread_count;
    int outer_sock;
    int inner_sock;

    int outer_port;
    int inner_port;
    int accept_threads;
    int work_threads;

    char inner_bind_addr[IP_ADDRESS_SIZE];
    char outer_bind_addr[IP_ADDRESS_SIZE];

    int header_size;
    bool remove_from_ready_list;
    bool realloc_task_buffer;
    sf_deal_task_func deal_task;
    sf_set_body_length_callback set_body_length;
    sf_accept_done_callback accept_done_func;
    TaskCleanUpCallback task_cleanup_func;
    sf_recv_timeout_callback timeout_callback;
} SFContext;

typedef struct {
    int body_len;      //body length
    short flags;
    short status;
    unsigned char cmd; //command
} SFHeaderInfo;

typedef struct {
    SFHeaderInfo header;
    char *body;
} SFRequestInfo;

typedef struct {
    int length;
    char message[SF_ERROR_INFO_SIZE];
} SFErrorInfo;

typedef struct {
    SFHeaderInfo header;
    SFErrorInfo error;
} SFResponseInfo;

typedef struct sf_binlog_file_position {
    int index;      //current binlog file
    int64_t offset; //current file offset
} SFBinlogFilePosition;

typedef struct server_binlog_buffer {
    char *buff;    //the buffer pointer
    char *current; //for the consumer
    char *end;     //data end ptr
    int size;      //the buffer size (capacity)
} SFBinlogBuffer;

typedef struct sf_space_stat {
    int64_t total;
    int64_t avail;
    int64_t used;
} SFSpaceStat;

typedef struct sf_version_range {
    int64_t first; //including
    int64_t last;  //including
} SFVersionRange;

typedef struct sf_log_config {
    int sync_log_buff_interval; //sync log buff to disk every interval seconds
    bool rotate_everyday;
    bool compress_old;
    int compress_days_before;
    TimeInfo rotate_time;
    TimeInfo delete_old_time;
    int keep_days;
    int64_t rotate_on_size;
} SFLogConfig;

typedef struct sf_slow_log_config {
    bool enabled;
    int log_slower_than_ms;
    char filename_prefix[64];
    SFLogConfig log_cfg;
} SFSlowLogConfig;

typedef struct sf_slow_log_context {
    SFSlowLogConfig cfg;
    LogContext ctx;
} SFSlowLogContext;

#endif