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create database struct methods

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This commit is contained in:
yggverse 2024-09-11 00:01:42 +03:00
parent f0ff57e799
commit ae85b3bc71
4 changed files with 335 additions and 191 deletions
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233
src/app/browser/main/tab.cpp
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@ -14,26 +14,9 @@ Tab::Tab(
const Glib::RefPtr<Gio::SimpleAction> & ACTION__TAB_PAGE_NAVIGATION_UPDATE
) {
// Init database
this->db = db;
char * error;
::sqlite3_exec(
db,
R"SQL(
CREATE TABLE IF NOT EXISTS `app_browser_main_tab__session`
(
`id` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
`time` INTEGER NOT NULL,
`page_number` INTEGER NOT NULL,
`is_current` INTEGER NOT NULL,
`label_text` VARCHAR(1024)
)
)SQL",
nullptr,
nullptr,
&error
);
DB::init(
this->db = db
);
// Init actions
action__refresh = ACTION__REFRESH;
@ -68,7 +51,7 @@ Tab::Tab(
int Tab::restore()
{
sqlite3_stmt* statement;
sqlite3_stmt* statement; // @TODO move to the DB model namespace
const int PREPARE_STATUS = ::sqlite3_prepare_v3(
db,
@ -109,51 +92,10 @@ int Tab::restore()
return PREPARE_STATUS;
}
void Tab::clean()
void Tab::clear() // @TODO menu action?
{
char * error; // @TODO
sqlite3_stmt * statement;
const int PREPARE_STATUS = ::sqlite3_prepare_v3(
db,
R"SQL(
SELECT * FROM `app_browser_main_tab__session`
)SQL",
-1,
SQLITE_PREPARE_NORMALIZE,
&statement,
nullptr
);
if (PREPARE_STATUS == SQLITE_OK)
{
while (::sqlite3_step(statement) == SQLITE_ROW)
{
const int APP_BROWSER_MAIN_TAB__SESSION_ID = ::sqlite3_column_int(
statement,
DB::APP_BROWSER_MAIN_TAB__SESSION::ID
);
// @TODO Delegate cleanup to the child components
// Delete record
::sqlite3_exec(
db,
Glib::ustring::sprintf(
R"SQL(
DELETE FROM `app_browser_main_tab__session` WHERE `id` = %d
)SQL",
APP_BROWSER_MAIN_TAB__SESSION_ID
).c_str(),
nullptr,
nullptr,
&error
);
}
}
::sqlite3_finalize(
statement
DB::clear(
db
);
close_all();
@ -164,46 +106,24 @@ void Tab::save()
char * error; // @TODO
// Delete previous data
clean();
DB::clear(
db
);
// Save current tab session
for (int page_number = 0; page_number < get_n_pages(); page_number++)
{
const auto TAB_LABEL = get_tabLabel(
page_number
);
::sqlite3_exec(
db,
Glib::ustring::sprintf(
R"SQL(
INSERT INTO `app_browser_main_tab__session` (
`time`,
`page_number`,
`is_current`,
`label_text`
) VALUES (
CURRENT_TIMESTAMP,
'%d',
'%d',
'%s'
)
)SQL",
page_number,
page_number == get_current_page() ? 1 : 0,
TAB_LABEL->get_text()
).c_str(),
nullptr,
nullptr,
&error
);
// Delegate save action to the page component
// Delegate save actions to child page component
get_tabPage(
page_number
)->save(
::sqlite3_last_insert_rowid(
db
DB::add(
db,
page_number,
page_number == get_current_page() ? 1 : 0,
get_tabLabel(
page_number
)->get_text()
)
);
}
@ -349,7 +269,6 @@ Glib::ustring Tab::get_page_description(
)->get_description();
};
// Private helpers
tab::Label * Tab::get_tabLabel(
const int & PAGE_NUMBER
) {
@ -410,4 +329,120 @@ tab::Page * Tab::get_tabPage(
}
return TAB_PAGE;
}
// Database model
int Tab::DB::init(
sqlite3 * db
) {
char * error;
return ::sqlite3_exec(
db,
R"SQL(
CREATE TABLE IF NOT EXISTS `app_browser_main_tab__session`
(
`id` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
`time` INTEGER NOT NULL,
`page_number` INTEGER NOT NULL,
`is_current` INTEGER NOT NULL,
`label_text` VARCHAR(1024)
)
)SQL",
nullptr,
nullptr,
&error
);
}
int Tab::DB::clear(
sqlite3 * db
) {
char * error; // @TODO
sqlite3_stmt * statement;
const int PREPARE_STATUS = ::sqlite3_prepare_v3(
db,
R"SQL(
SELECT * FROM `app_browser_main_tab__session`
)SQL",
-1,
SQLITE_PREPARE_NORMALIZE,
&statement,
nullptr
);
if (PREPARE_STATUS == SQLITE_OK)
{
while (::sqlite3_step(statement) == SQLITE_ROW)
{
const int APP_BROWSER_MAIN_TAB__SESSION_ID = ::sqlite3_column_int(
statement,
DB::APP_BROWSER_MAIN_TAB__SESSION::ID
);
// Delete record
::sqlite3_exec(
db,
Glib::ustring::sprintf(
R"SQL(
DELETE FROM `app_browser_main_tab__session` WHERE `id` = %d
)SQL",
APP_BROWSER_MAIN_TAB__SESSION_ID
).c_str(),
nullptr,
nullptr,
&error
);
// Delegate cleanup childs
tab::Page::DB::clear(
db,
APP_BROWSER_MAIN_TAB__SESSION_ID
);
}
}
return ::sqlite3_finalize(
statement
);
}
sqlite3_int64 Tab::DB::add(
sqlite3 * db,
const int & PAGE_NUMBER,
const bool & IS_CURRENT,
const Glib::ustring & LABEL_TEXT
) {
char * error; // @TODO
::sqlite3_exec(
db,
Glib::ustring::sprintf(
R"SQL(
INSERT INTO `app_browser_main_tab__session` (
`time`,
`page_number`,
`is_current`,
`label_text`
) VALUES (
CURRENT_TIMESTAMP,
'%d',
'%d',
'%s'
)
)SQL",
PAGE_NUMBER,
IS_CURRENT,
LABEL_TEXT
).c_str(),
nullptr,
nullptr,
&error
);
return ::sqlite3_last_insert_rowid(
db
);
}