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Diffstat (limited to 'common/storage_raw.js')
-rw-r--r-- | common/storage_raw.js | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/common/storage_raw.js b/common/storage_raw.js new file mode 100644 index 0000000..4c02ee4 --- /dev/null +++ b/common/storage_raw.js @@ -0,0 +1,54 @@ +/** + * part of Hachette + * Basic wrappers for storage API functions. + * + * Copyright (C) 2021 Wojtek Kosior + * Redistribution terms are gathered in the `copyright' file. + */ + +/* + * IMPORTS_START + * IMPORT TYPE_PREFIX + * IMPORT browser + * IMPORT is_chrome + * IMPORTS_END + */ + +async function get(key) +{ + /* Fix for fact that Chrome does not use promises here */ + const promise = is_chrome ? + new Promise(resolve => chrome.storage.local.get(key, resolve)) : + browser.storage.local.get(key); + + return (await promise)[key]; +} + +async function set(key_or_object, value) +{ + const arg = typeof key_or_object === "object" ? + key_or_object : {[key_or_object]: value}; + return browser.storage.local.set(arg); +} + +async function set_var(name, value) +{ + return set(TYPE_PREFIX.VAR + name, value); +} + +async function get_var(name) +{ + return get(TYPE_PREFIX.VAR + name); +} + +const on_changed = browser.storage.onChanged || browser.storage.local.onChanged; +const listen = cb => on_changed.addListener(cb); +const no_listen = cb => on_changed.removeListener(cb); + +const raw_storage = {get, set, get_var, set_var, listen, no_listen}; + +/* + * EXPORTS_START + * EXPORT raw_storage + * EXPORTS_END + */ |