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// Copyright (C) 2023 Vaughn Nugent
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
import { Endpoints } from "./server-api";
import { NostrPubKey, Watchable } from "./types";
import {
type FeatureApi,
type IFeatureExport,
type BgRuntime,
optionsOnly,
popupAndOptionsOnly,
exportForegroundApi
} from "./framework";
import { AppSettings } from "./settings";
import { shallowRef } from "vue";
import { useSession } from "@vnuge/vnlib.browser";
import { set, useToggle, watchDebounced } from "@vueuse/core";
import { isArray } from "lodash";
import { waitForChange, waitForChangeFn } from "./util";
export interface IdentityApi extends FeatureApi, Watchable {
createIdentity: (identity: NostrPubKey) => Promise<NostrPubKey>
updateIdentity: (identity: NostrPubKey) => Promise<NostrPubKey>
deleteIdentity: (key: NostrPubKey) => Promise<void>
getAllKeys: () => Promise<NostrPubKey[]>;
getPublicKey: () => Promise<NostrPubKey | undefined>;
selectKey: (key: NostrPubKey) => Promise<void>;
refreshKeys: () => Promise<void>;
}
export const useIdentityApi = (): IFeatureExport<AppSettings, IdentityApi> => {
return{
background: ({ state }: BgRuntime<AppSettings>) =>{
const { execRequest } = state.useServerApi();
const { loggedIn } = useSession();
//Get the current selected key
const selectedKey = shallowRef<NostrPubKey | undefined>();
const allKeys = shallowRef<NostrPubKey[]>([]);
const [ onKeyUpdateTriggered , triggerKeyUpdate ] = useToggle()
watchDebounced([onKeyUpdateTriggered, loggedIn], async () => {
//Load keys from server if logged in
if (loggedIn.value) {
const [...keys] = await execRequest(Endpoints.GetKeys);
allKeys.value = isArray(keys) ? keys : [];
}
else {
//Clear all keys when logged out
allKeys.value = [];
//Clear the selected key if the user becomes logged out
selectedKey.value = undefined;
}
//Wait for changes to trigger a new key-load
await waitForChange([ loggedIn, onKeyUpdateTriggered ])
}, { debounce: 100 })
return {
//Identity is only available in options context
createIdentity: optionsOnly(async (id: NostrPubKey) => {
const newKey = await execRequest(Endpoints.CreateId, id)
triggerKeyUpdate()
return newKey
}),
updateIdentity: optionsOnly(async (id: NostrPubKey) => {
const updated = await execRequest(Endpoints.UpdateId, id)
triggerKeyUpdate()
return updated
}),
deleteIdentity: optionsOnly(async (key: NostrPubKey) => {
await execRequest(Endpoints.DeleteKey, key);
triggerKeyUpdate()
}),
selectKey: popupAndOptionsOnly((key: NostrPubKey): Promise<void> => {
set(selectedKey, key);
return Promise.resolve()
}),
getAllKeys: (): Promise<NostrPubKey[]> => {
return Promise.resolve(allKeys.value);
},
getPublicKey: (): Promise<NostrPubKey | undefined> => {
return Promise.resolve(selectedKey.value);
},
refreshKeys: () => {
triggerKeyUpdate()
return Promise.resolve()
},
waitForChange: waitForChangeFn([selectedKey, loggedIn, allKeys])
}
},
foreground: exportForegroundApi([
'createIdentity',
'updateIdentity',
'deleteIdentity',
'getAllKeys',
'getPublicKey',
'selectKey',
'waitForChange',
'refreshKeys'
])
}
}
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