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/*
GoToSocial
Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
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 <http://www.gnu.org/licenses/>.
*/
"use strict";
const Promise = require("bluebird");
const { isPlainObject } = require("is-plain-object");
const d = require("dotty");
const { APIError, AuthenticationError } = require("../errors");
const { setInstanceInfo, setNamedInstanceInfo } = require("../../redux/reducers/instances").actions;
function apiCall(method, route, payload, type = "json") {
return function (dispatch, getState) {
const state = getState();
let base = state.oauth.instance;
let auth = state.oauth.token;
return Promise.try(() => {
let url = new URL(base);
let [path, query] = route.split("?");
url.pathname = path;
if (query != undefined) {
url.search = query;
}
let body;
let headers = {
"Accept": "application/json",
};
if (payload != undefined) {
if (type == "json") {
headers["Content-Type"] = "application/json";
body = JSON.stringify(payload);
} else if (type == "form") {
body = convertToForm(payload);
}
}
if (auth != undefined) {
headers["Authorization"] = auth;
}
return fetch(url.toString(), {
method,
headers,
body
});
}).then((res) => {
// try parse json even with error
let json = res.json().catch((e) => {
throw new APIError(`JSON parsing error: ${e.message}`);
});
return Promise.all([res, json]);
}).then(([res, json]) => {
if (!res.ok) {
if (auth != undefined && (res.status == 401 || res.status == 403)) {
// stored access token is invalid
throw new AuthenticationError("401: Authentication error", {json, status: res.status});
} else {
throw new APIError(json.error, { json });
}
} else {
return json;
}
});
};
}
/*
Takes an object with (nested) keys, and transforms it into
a FormData object to be sent over the API
*/
function convertToForm(payload) {
const formData = new FormData();
Object.entries(payload).forEach(([key, val]) => {
if (isPlainObject(val)) {
Object.entries(val).forEach(([key2, val2]) => {
if (val2 != undefined) {
formData.set(`${key}[${key2}]`, val2);
}
});
} else {
if (val != undefined) {
formData.set(key, val);
}
}
});
return formData;
}
function getChanges(state, keys) {
const { formKeys = [], fileKeys = [], renamedKeys = {} } = keys;
const update = {};
formKeys.forEach((key) => {
let value = d.get(state, key);
if (value == undefined) {
return;
}
if (renamedKeys[key]) {
key = renamedKeys[key];
}
d.put(update, key, value);
});
fileKeys.forEach((key) => {
let file = d.get(state, `${key}File`);
if (file != undefined) {
if (renamedKeys[key]) {
key = renamedKeys[key];
}
d.put(update, key, file);
}
});
return update;
}
function getCurrentUrl() {
let [pre, _past] = window.location.pathname.split("/settings");
return `${window.location.origin}${pre}/settings`;
}
function fetchInstanceWithoutStore(domain) {
return function (dispatch, getState) {
return Promise.try(() => {
let lookup = getState().instances.info[domain];
if (lookup != undefined) {
return lookup;
}
// apiCall expects to pull the domain from state,
// but we don't want to store it there yet
// so we mock the API here with our function argument
let fakeState = {
oauth: { instance: domain }
};
return apiCall("GET", "/api/v1/instance")(dispatch, () => fakeState);
}).then((json) => {
if (json && json.uri) { // TODO: validate instance json more?
dispatch(setNamedInstanceInfo([domain, json]));
return json;
}
});
};
}
function fetchInstance() {
return function (dispatch, _getState) {
return Promise.try(() => {
return dispatch(apiCall("GET", "/api/v1/instance"));
}).then((json) => {
if (json && json.uri) {
dispatch(setInstanceInfo(json));
return json;
}
});
};
}
let submoduleArgs = { apiCall, getCurrentUrl, getChanges };
module.exports = {
instance: {
fetchWithoutStore: fetchInstanceWithoutStore,
fetch: fetchInstance
},
oauth: require("./oauth")(submoduleArgs),
user: require("./user")(submoduleArgs),
admin: require("./admin")(submoduleArgs),
apiCall,
convertToForm,
getChanges
};
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