Update embedded login dialog following UX review

dashboard/pkg/epinio/components/LoginDialog.vue

@@ -0,0 +1,215 @@
+<script>
+import epinioAuth, { EpinioAuthTypes } from '../utils/auth';
+import Password from '@shell/components/form/Password';
+import { LabeledInput } from '@components/Form/LabeledInput';
+import { Banner } from '@components/Banner';
+import { stringify, exceptionToErrorsArray } from '@shell/utils/error';
+
+const PROVIDER_TYPES = {
+  LOCAL: 'local',
+  DEX:   'dex',
+};
+
+export default {
+  name: 'LoginDialog',
+
+  components: {
+    Banner, LabeledInput, Password
+  },
+
+  props: {
+    cluster: {
+      type:     Object,
+      required: true
+    }
+  },
+
+  data() {
+    return {
+      selectedTab:      '',
+      username:         '',
+      password:         '',
+      PROVIDER_TYPES,
+      selectedAuthType: null,
+      errors:           [],
+      stringify,
+      busy:             false,
+    };
+  },
+
+  mounted() {
+    if (!this.cluster.oidcEnabled) {
+      this.selectedAuthType = PROVIDER_TYPES.LOCAL;
+    } else {
+      this.selectedAuthType = PROVIDER_TYPES.DEX;
+    }
+  },
+
+  methods: {
+    selectType(type) {
+      this.errors = [];
+      this.selectedAuthType = type;
+    },
+
+    async login(provider) {
+      this.busy = true;
+      this.errors = [];
+      const errors = [];
+
+      try {
+        switch (provider) {
+        case PROVIDER_TYPES.LOCAL:
+
+          if (!this.username) {
+            errors.push('Username');
+          }
+          if (!this.password) {
+            errors.push('Password');
+          }
+          if (errors.length) {
+            throw new Error(`${ errors.join('/') } Required`);
+          }
+
+          await epinioAuth.login(this.cluster.createAuthConfig(EpinioAuthTypes.LOCAL, {
+            username: this.username,
+            password: this.password,
+            $axios:   this.$axios,
+          }));
+          break;
+        case PROVIDER_TYPES.DEX:
+          await epinioAuth.login(this.cluster.createAuthConfig(EpinioAuthTypes.DEX));
+
+          break;
+        default:
+          throw new Error(`Unknown log in type: ${ this.selectedTab }`);
+        }
+        this.cluster.loggedIn = true;
+
+        this.$router.push({
+          name:   'epinio-c-cluster-dashboard',
+          params: { cluster: this.cluster.id }
+        });
+      } catch (err) {
+        this.errors.push(...exceptionToErrorsArray(err));
+      }
+
+      this.busy = false;
+    },
+
+  }
+};
+</script>
+
+<template>
+  <div class="login-dialog">
+    <div v-if="errors.length">
+      <div
+        v-for="(err, idx) in errors"
+        :key="idx"
+      >
+        <Banner
+          color="error"
+          :label="stringify(err.Message || err)"
+        />
+      </div>
+    </div>
+    <div v-if="selectedAuthType === PROVIDER_TYPES.DEX">
+      <button
+        ref="btn"
+        :class="{'disabled': busy}"
+        class="btn bg-primary"
+        style="font-size: 18px;"
+        @click="!busy && login(PROVIDER_TYPES.DEX)"
+      >
+        {{ t('epinio.login.genericProvider') }}
+      </button>
+    </div>
+    <div
+      v-if="selectedAuthType === PROVIDER_TYPES.LOCAL"
+      class="local"
+    >
+      <form>
+        <div class="mb-20">
+          <LabeledInput
+            id="username"
+            ref="username"
+            v-model.trim="username"
+            :label="t('login.username')"
+            autocomplete="epinio-username"
+            :required="true"
+          />
+        </div>
+        <div class="mb-20">
+          <Password
+            id="password"
+            ref="password"
+            v-model="password"
+            :label="t('login.password')"
+            autocomplete="epinio-password"
+            :required="true"
+          />
+        </div>
+      </form>
+      <button
+        ref="btn"
+        class="btn bg-primary"
+        :class="{'disabled': busy}"
+        style="font-size: 18px;"
+        @click="!busy && login(PROVIDER_TYPES.LOCAL)"
+      >
+        {{ t('login.loginWithLocal') }}
+      </button>
+    </div>
+
+    <div
+      v-if="selectedAuthType === PROVIDER_TYPES.DEX"
+      class="mt-20 text-center"
+    >
+      <a
+        :class="{'disabled': busy}"
+        role="button"
+        @click="!busy && selectType(PROVIDER_TYPES.LOCAL)"
+      >
+        {{ t('login.useLocal') }}
+      </a>
+    </div>
+    <div
+      v-if="cluster.oidcEnabled && selectedAuthType === PROVIDER_TYPES.LOCAL"
+      class="mt-20 text-center"
+    >
+      <a
+        :class="{'disabled': busy}"
+        role="button"
+        @click="!busy && selectType(PROVIDER_TYPES.DEX)"
+      >
+        {{ t('epinio.login.useGenericProvider', {}) }}
+      </a>
+    </div>
+  </div>
+</template>
+<style lang='scss' scoped>
+$min-width: 400px;
+
+.login-dialog {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+
+  min-height: 240px;
+
+  .banner {
+    min-width: $min-width;
+  }
+
+  .local {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+
+    .labeled-input, .password {
+      min-width: $min-width;
+    }
+  }
+}
+</style>