Merge remote-tracking branch 'upstream/develop' into docs

* upstream/develop: (374 commits)
  fix typo
  rename mutations according to actual property names
  fix
  fix
  fix logged out post-update
  fix user banner
  fix
  AMERICA
  comments
  No longer sending extra data, renamed some properties
  Revert "add TOTP/Recovery Form for mobile version"
  Apply suggestion to src/services/entity_normalizer/entity_normalizer.service.js
  i18n/Update Japanese translation
  render modal at the root level using portal
  install portal vue
  Small improve of the who to follow panel layout
  Fix/Small fix in the who to follow page
  remove console spam
  i18n
  wire up user.description with masto api data
  ...

1 files changed, 89 insertions, 0 deletions

diff --git a/src/modules/auth_flow.js b/src/modules/auth_flow.js
new file mode 100644
index 00000000..86328cf3
--- /dev/null
+++ b/src/modules/auth_flow.js
@@ -0,0 +1,89 @@
+const PASSWORD_STRATEGY = 'password'
+const TOKEN_STRATEGY = 'token'
+
+// MFA strategies
+const TOTP_STRATEGY = 'totp'
+const RECOVERY_STRATEGY = 'recovery'
+
+// initial state
+const state = {
+  app: null,
+  settings: {},
+  strategy: PASSWORD_STRATEGY,
+  initStrategy: PASSWORD_STRATEGY // default strategy from config
+}
+
+const resetState = (state) => {
+  state.strategy = state.initStrategy
+  state.settings = {}
+  state.app = null
+}
+
+// getters
+const getters = {
+  app: (state, getters) => {
+    return state.app
+  },
+  settings: (state, getters) => {
+    return state.settings
+  },
+  requiredPassword: (state, getters, rootState) => {
+    return state.strategy === PASSWORD_STRATEGY
+  },
+  requiredToken: (state, getters, rootState) => {
+    return state.strategy === TOKEN_STRATEGY
+  },
+  requiredTOTP: (state, getters, rootState) => {
+    return state.strategy === TOTP_STRATEGY
+  },
+  requiredRecovery: (state, getters, rootState) => {
+    return state.strategy === RECOVERY_STRATEGY
+  }
+}
+
+// mutations
+const mutations = {
+  setInitialStrategy (state, strategy) {
+    if (strategy) {
+      state.initStrategy = strategy
+      state.strategy = strategy
+    }
+  },
+  requirePassword (state) {
+    state.strategy = PASSWORD_STRATEGY
+  },
+  requireToken (state) {
+    state.strategy = TOKEN_STRATEGY
+  },
+  requireMFA (state, {app, settings}) {
+    state.settings = settings
+    state.app = app
+    state.strategy = TOTP_STRATEGY // default strategy of MFA
+  },
+  requireRecovery (state) {
+    state.strategy = RECOVERY_STRATEGY
+  },
+  requireTOTP (state) {
+    state.strategy = TOTP_STRATEGY
+  },
+  abortMFA (state) {
+    resetState(state)
+  }
+}
+
+// actions
+const actions = {
+  async login ({state, dispatch, commit}, {access_token}) {
+    commit('setToken', access_token, { root: true })
+    await dispatch('loginUser', access_token, { root: true })
+    resetState(state)
+  }
+}
+
+export default {
+  namespaced: true,
+  state,
+  getters,
+  mutations,
+  actions
+}