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import { comment, login, mrForm } from '../components';
import { localStorage, COMMENT_BOX, LOGIN, MR_ID, STORAGE_MR_ID, STORAGE_TOKEN } from '../shared';
const state = {
browser: '',
usingGracefulStorage: '',
innerWidth: '',
innerHeight: '',
mergeRequestId: '',
mrUrl: '',
platform: '',
projectId: '',
userAgent: '',
token: '',
};
// adapted from https://developer.mozilla.org/en-US/docs/Web/API/Window/navigator#Example_2_Browser_detect_and_return_an_index
const getBrowserId = sUsrAg => {
/* eslint-disable-next-line @gitlab/i18n/no-non-i18n-strings */
const aKeys = ['MSIE', 'Edge', 'Firefox', 'Safari', 'Chrome', 'Opera'];
let nIdx = aKeys.length - 1;
for (nIdx; nIdx > -1 && sUsrAg.indexOf(aKeys[nIdx]) === -1; nIdx -= 1);
return aKeys[nIdx];
};
const nextView = (appState, form = 'none') => {
const formsList = {
[COMMENT_BOX]: currentState => (currentState.token ? mrForm : login),
[LOGIN]: currentState => (currentState.mergeRequestId ? comment(currentState) : mrForm),
[MR_ID]: currentState => (currentState.token ? comment(currentState) : login),
none: currentState => {
if (!currentState.token) {
return login;
}
if (currentState.token && !currentState.mergeRequestId) {
return mrForm;
}
return comment(currentState);
},
};
return formsList[form](appState);
};
const initializeState = (wind, doc) => {
const {
innerWidth,
innerHeight,
navigator: { platform, userAgent },
} = wind;
const browser = getBrowserId(userAgent);
const scriptEl = doc.getElementById('review-app-toolbar-script');
const { projectId, mergeRequestId, mrUrl, projectPath } = scriptEl.dataset;
// This mutates our default state object above. It's weird but it makes the linter happy.
Object.assign(state, {
browser,
innerWidth,
innerHeight,
mergeRequestId,
mrUrl,
platform,
projectId,
projectPath,
userAgent,
});
return state;
};
const getInitialView = () => {
const token = localStorage.getItem(STORAGE_TOKEN);
const mrId = localStorage.getItem(STORAGE_MR_ID);
if (token) {
state.token = token;
}
if (mrId) {
state.mergeRequestId = mrId;
}
return nextView(state);
};
const setUsingGracefulStorageFlag = flag => {
state.usingGracefulStorage = !flag;
};
export { initializeState, getInitialView, nextView, setUsingGracefulStorageFlag, state };
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