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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Copyright (C) 2000 Ximian Inc.
 *
 * Authors: Michael Zucchi <notzed@ximian.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License 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.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */


#ifndef _CAMEL_STORE_SUMMARY_H
#define _CAMEL_STORE_SUMMARY_H

#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus */

#include <stdio.h>

#include <glib.h>

#include <camel/camel-mime-parser.h>
#include <camel/camel-object.h>
#include <camel/camel-url.h>

#define CAMEL_STORE_SUMMARY(obj)         CAMEL_CHECK_CAST (obj, camel_store_summary_get_type (), CamelStoreSummary)
#define CAMEL_STORE_SUMMARY_CLASS(klass) CAMEL_CHECK_CLASS_CAST (klass, camel_store_summary_get_type (), CamelStoreSummaryClass)
#define CAMEL_IS_STORE_SUMMARY(obj)      CAMEL_CHECK_TYPE (obj, camel_store_summary_get_type ())

typedef struct _CamelStoreSummary      CamelStoreSummary;
typedef struct _CamelStoreSummaryClass CamelStoreSummaryClass;

typedef struct _CamelStoreInfo CamelStoreInfo;

enum _CamelStoreInfoFlags {
    CAMEL_STORE_INFO_FOLDER_NOSELECT = 1<<0,
    CAMEL_STORE_INFO_FOLDER_READONLY = 1<<1,
    CAMEL_STORE_INFO_FOLDER_SUBSCRIBED = 1<<2,
    CAMEL_STORE_INFO_FOLDER_FLAGGED = 1<<3,
};

#define CAMEL_STORE_INFO_FOLDER_UNKNOWN (~0)

enum {
    CAMEL_STORE_INFO_PATH = 0,
    CAMEL_STORE_INFO_NAME,
    CAMEL_STORE_INFO_URI,
    CAMEL_STORE_INFO_LAST,
};

struct _CamelStoreInfo {
    guint32 refcount;
    char *uri;
    char *path;
    guint32 flags;
    guint32 unread;
    guint32 total;
};

enum _CamelStoreSummaryFlags {
    CAMEL_STORE_SUMMARY_DIRTY = 1<<0,
    CAMEL_STORE_SUMMARY_FRAGMENT = 1<<1, /* path name is stored in fragment rather than path */
};

struct _CamelStoreSummary {
    CamelObject parent;

    struct _CamelStoreSummaryPrivate *priv;

    /* header info */
    guint32 version;    /* version of base part of file */
    guint32 flags;      /* flags */
    guint32 count;      /* how many were saved/loaded */
    time_t time;        /* timestamp for this summary (for implementors to use) */
    struct _CamelURL *uri_base; /* url of base part of summary */

    /* sizes of memory objects */
    guint32 store_info_size;

    /* memory allocators (setup automatically) */
    struct _EMemChunk *store_info_chunks;

    char *summary_path;

    GPtrArray *folders; /* CamelStoreInfo's */
    GHashTable *folders_path; /* CamelStoreInfo's by path name */
};

struct _CamelStoreSummaryClass {
    CamelObjectClass parent_class;

    /* load/save the global info */
    int (*summary_header_load)(CamelStoreSummary *, FILE *);
    int (*summary_header_save)(CamelStoreSummary *, FILE *);

    /* create/save/load an individual message info */
    CamelStoreInfo * (*store_info_new)(CamelStoreSummary *, const char *path);
    CamelStoreInfo * (*store_info_load)(CamelStoreSummary *, FILE *);
    int       (*store_info_save)(CamelStoreSummary *, FILE *, CamelStoreInfo *);
    void          (*store_info_free)(CamelStoreSummary *, CamelStoreInfo *);

    /* virtualise access methods */
    const char *(*store_info_string)(CamelStoreSummary *, const CamelStoreInfo *, int);
    void (*store_info_set_string)(CamelStoreSummary *, CamelStoreInfo *, int, const char *);
};

CamelType            camel_store_summary_get_type   (void);
CamelStoreSummary      *camel_store_summary_new (void);

void camel_store_summary_set_filename(CamelStoreSummary *, const char *);
void camel_store_summary_set_uri_base(CamelStoreSummary *s, CamelURL *base);

/* load/save the summary in its entirety */
int camel_store_summary_load(CamelStoreSummary *);
int camel_store_summary_save(CamelStoreSummary *);

/* only load the header */
int camel_store_summary_header_load(CamelStoreSummary *);

/* set the dirty bit on the summary */
void camel_store_summary_touch(CamelStoreSummary *s);

/* add a new raw summary item */
void camel_store_summary_add(CamelStoreSummary *, CamelStoreInfo *info);

/* build/add raw summary items */
CamelStoreInfo *camel_store_summary_add_from_path(CamelStoreSummary *, const char *);

/* Just build raw summary items */
CamelStoreInfo *camel_store_summary_info_new(CamelStoreSummary *s);
CamelStoreInfo *camel_store_summary_info_new_from_path(CamelStoreSummary *s, const char *);

void camel_store_summary_info_ref(CamelStoreSummary *, CamelStoreInfo *);
void camel_store_summary_info_free(CamelStoreSummary *, CamelStoreInfo *);

/* removes a summary item */
void camel_store_summary_remove(CamelStoreSummary *s, CamelStoreInfo *info);
void camel_store_summary_remove_path(CamelStoreSummary *s, const char *path);
void camel_store_summary_remove_index(CamelStoreSummary *s, int);

/* remove all items */
void camel_store_summary_clear(CamelStoreSummary *s);

/* lookup functions */
int camel_store_summary_count(CamelStoreSummary *);
CamelStoreInfo *camel_store_summary_index(CamelStoreSummary *, int);
CamelStoreInfo *camel_store_summary_path(CamelStoreSummary *, const char *uid);
GPtrArray *camel_store_summary_array(CamelStoreSummary *s);
void camel_store_summary_array_free(CamelStoreSummary *s, GPtrArray *array);

const char *camel_store_info_string(CamelStoreSummary *, const CamelStoreInfo *, int type);
void camel_store_info_set_string(CamelStoreSummary *, CamelStoreInfo *, int type, const char *value);

/* helper macro's */
#define camel_store_info_path(s, i) (camel_store_info_string((CamelStoreSummary *)s, (const CamelStoreInfo *)i, CAMEL_STORE_INFO_PATH))
#define camel_store_info_uri(s, i) (camel_store_info_string((CamelStoreSummary *)s, (const CamelStoreInfo *)i, CAMEL_STORE_INFO_URI))
#define camel_store_info_name(s, i) (camel_store_info_string((CamelStoreSummary *)s, (const CamelStoreInfo *)i, CAMEL_STORE_INFO_NAME))

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* ! _CAMEL_STORE_SUMMARY_H */