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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
/**
* CalStorageModelBase is the parent class for the storage calendar models.
* The idea here is to leave most of the adjustments and integrity checks to
* CalStorageCalendar (or other classes) while focusing mostly on
* retrieval/persistence in the children of this class.
*/
export class CalStorageModelBase {
/**
* @type {CalStorageDatabase}
*/
db = null;
/**
* @type {CalStorageStatements}
*/
statements = null;
/**
* @type {calICalendar}
*/
calendar = null;
/**
* @param {CalStorageDatabase} db
* @param {CalStorageStatements} statements
* @param {calICalendar} calendar
*
* @throws - If unable to initialize SQL statements.
*/
constructor(db, statements, calendar) {
this.db = db;
this.statements = statements;
this.calendar = calendar;
}
/**
* Delete all data stored for the calendar this model's database connection
* is associated with.
*/
async deleteCalendar() {
const stmts = [];
if (this.statements.mDeleteEventExtras) {
for (const stmt of this.statements.mDeleteEventExtras) {
stmts.push(this.db.prepareStatement(stmt));
}
}
if (this.statements.mDeleteTodoExtras) {
for (const stmt of this.statements.mDeleteTodoExtras) {
stmts.push(this.db.prepareStatement(stmt));
}
}
stmts.push(this.db.prepareStatement(this.statements.mDeleteAllEvents));
stmts.push(this.db.prepareStatement(this.statements.mDeleteAllTodos));
stmts.push(this.db.prepareStatement(this.statements.mDeleteAllMetaData));
await this.db.executeAsync(stmts);
}
}