53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
const fetchUser = (attempt, user, store) => new Promise((resolve, reject) => {
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setTimeout(() => {
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store.state.api.backendInteractor.fetchUser({ id: user.id })
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.then((user) => store.commit('addNewUsers', [user]))
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.then(() => resolve([user.following, user.requested, user.locked, attempt]))
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.catch((e) => reject(e))
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}, 500)
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}).then(([following, sent, locked, attempt]) => {
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if (!following && !locked && attempt <= 3) {
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// If we BE reports that we still not following that user - retry,
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// increment attempts by one
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return fetchUser(++attempt, user, store)
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} else {
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// If we run out of attempts, just return whatever status is.
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return sent
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}
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})
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export const requestFollow = (user, store) => new Promise((resolve, reject) => {
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store.state.api.backendInteractor.followUser(user.id)
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.then((updated) => {
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store.commit('updateUserRelationship', [updated])
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if (updated.following || user.locked) {
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// If we get result immediately or the account is locked, just stop.
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resolve({ sent: updated.requested })
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return
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}
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// But usually we don't get result immediately, so we ask server
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// for updated user profile to confirm if we are following them
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// Sometimes it takes several tries. Sometimes we end up not following
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// user anyway, probably because they locked themselves and we
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// don't know that yet.
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// Recursive Promise, it will call itself up to 3 times.
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return fetchUser(1, user, store)
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.then((sent) => {
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resolve({ sent })
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})
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})
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})
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export const requestUnfollow = (user, store) => new Promise((resolve, reject) => {
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store.state.api.backendInteractor.unfollowUser(user.id)
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.then((updated) => {
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store.commit('updateUserRelationship', [updated])
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resolve({
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updated
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})
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})
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})
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