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-rw-r--r--common/storage_client.mjs186
1 files changed, 0 insertions, 186 deletions
diff --git a/common/storage_client.mjs b/common/storage_client.mjs
deleted file mode 100644
index 8260ad7..0000000
--- a/common/storage_client.mjs
+++ /dev/null
@@ -1,186 +0,0 @@
-/**
-* Myext storage through connection (client side)
-*
-* Copyright (C) 2021 Wojtek Kosior
-*
-* Dual-licensed under:
-* - 0BSD license
-* - GPLv3 or (at your option) any later version
-*/
-
-"use strict";
-
-import CONNECTION_TYPE from './connection_types.mjs';
-import {TYPE_PREFIX, list_prefixes} from '/common/stored_types.mjs';
-import make_once from './once.mjs';
-import browser from '/common/browser.mjs';
-
-var call_id = 0;
-var port;
-var calls_waiting = new Map();
-
-function set_call_callback(resolve, reject, func, args)
-{
- port.postMessage([call_id, func, args]);
- calls_waiting.set(call_id++, [resolve, reject]);
-}
-
-async function remote_call(func, args)
-{
- return new Promise((resolve, reject) =>
- set_call_callback(resolve, reject, func, args));
-}
-
-function handle_message(message)
-{
- let callbacks = calls_waiting.get(message.call_id);
- if (callbacks === undefined) {
- handle_change(message);
- return;
- }
-
- let [resolve, reject] = callbacks;
- calls_waiting.delete(message.call_id);
- if (message.error !== undefined)
- setTimeout(reject, 0, message.error);
- else
- setTimeout(resolve, 0, message.result);
-}
-
-function list(name, prefix)
-{
- return {prefix, name, listeners : new Set()};
-}
-
-var scripts = list("scripts", TYPE_PREFIX.SCRIPT);
-var bundles = list("bundles", TYPE_PREFIX.BUNDLE);
-var pages = list("pages", TYPE_PREFIX.PAGE);
-
-const list_by_prefix = {
- [TYPE_PREFIX.SCRIPT] : scripts,
- [TYPE_PREFIX.BUNDLE] : bundles,
- [TYPE_PREFIX.PAGE] : pages
-};
-
-var resolve_init;
-
-function handle_first_message(message)
-{
- for (let prefix of Object.keys(message))
- list_by_prefix[prefix].map = new Map(message[prefix]);
-
- port.onMessage.removeListener(handle_first_message);
- port.onMessage.addListener(handle_message);
-
- resolve_init();
-}
-
-function handle_change(change)
-{
- let list = list_by_prefix[change.prefix];
-
- if (change.new_val === undefined)
- list.map.delete(change.item);
- else
- list.map.set(change.item, change.new_val);
-
- for (let listener_callback of list.listeners)
- listener_callback(change);
-}
-
-var exports = {};
-
-function start_connection(resolve)
-{
- resolve_init = resolve;
- port = browser.runtime.connect({name : CONNECTION_TYPE.REMOTE_STORAGE});
- port.onMessage.addListener(handle_first_message);
-}
-
-async function init() {
- await new Promise((resolve, reject) => start_connection(resolve));
- return exports;
-}
-
-for (let call_name of ["set", "remove", "replace", "clear"])
- exports [call_name] = (...args) => remote_call(call_name, args);
-
-// TODO: Much of the code below is copy-pasted from /background/storage.mjs.
-// This should later be refactored into a separate module
-// to avoid duplication.
-
-/*
- * Facilitate listening to changes
- */
-
-exports.add_change_listener = function (cb, prefixes=list_prefixes)
-{
- if (typeof(prefixes) === "string")
- prefixes = [prefixes];
-
- for (let prefix of prefixes)
- list_by_prefix[prefix].listeners.add(cb);
-}
-
-exports.remove_change_listener = function (cb, prefixes=list_prefixes)
-{
- if (typeof(prefixes) === "string")
- prefixes = [prefixes];
-
- for (let prefix of prefixes)
- list_by_prefix[prefix].listeners.delete(cb);
-}
-
-/* Prepare some hepler functions to get elements of a list */
-
-function list_items_it(list, with_values=false)
-{
- return with_values ? list.map.entries() : list.map.keys();
-}
-
-function list_entries_it(list)
-{
- return list_items_it(list, true);
-}
-
-function list_items(list, with_values=false)
-{
- let array = [];
-
- for (let item of list_items_it(list, with_values))
- array.push(item);
-
- return array;
-}
-
-function list_entries(list)
-{
- return list_items(list, true);
-}
-
-exports.get = function (prefix, item)
-{
- return list_by_prefix[prefix].map.get(item);
-}
-
-exports.get_all_names = function (prefix)
-{
- return list_items(list_by_prefix[prefix]);
-}
-
-exports.get_all_names_it = function (prefix)
-{
- return list_items_it(list_by_prefix[prefix]);
-}
-
-exports.get_all = function (prefix)
-{
- return list_entries(list_by_prefix[prefix]);
-}
-
-exports.get_all_it = function (prefix)
-{
- return list_entries_it(list_by_prefix[prefix]);
-}
-
-export default make_once(init);