import { _EDIT } from '@/config/query-params';
import { NORMAN, MANAGEMENT } from '@/config/types';
import { AFTER_SAVE_HOOKS, BEFORE_SAVE_HOOKS } from '@/mixins/child-hook';
import { addObject, findBy } from '@/utils/array';
import { set } from '@/utils/object';

export default {
  beforeCreate() {
    const { query } = this.$route;

    if (query.mode !== _EDIT) {
      this.$router.applyQuery({ mode: _EDIT });
    }
  },

  async fetch() {
    const NAME = this.$route.params.id;

    this.originalModel = await this.$store.dispatch('rancher/find', {
      type: NORMAN.AUTH_CONFIG,
      id:   NAME,
      opt:  { url: `/v3/${ NORMAN.AUTH_CONFIG }/${ NAME }`, force: true }
    });

    const serverUrl = await this.$store.dispatch('management/find', {
      type: MANAGEMENT.SETTING,
      id:   'server-url',
      opt:  { url: `/v1/{ MANAGEMENT.SETTING }/server-url` }
    });

    if ( serverUrl ) {
      this.serverSetting = serverUrl.value;
    }
    this.model = await this.$store.dispatch(`rancher/clone`, { resource: this.originalModel });
    if (this.model.openLdapConfig) {
      this.showLdap = true;
    }
    if (this.value.configType === 'saml') {
      if (!this.model.rancherApiHost || !this.model.rancherApiHost.length) {
        this.$set(this.model, 'rancherApiHost', this.serverUrl);
      }
    }
    if (!this.model.enabled) {
      this.applyDefaults();
    }
  },

  data() {
    return {
      isEnabling:    false,
      editConfig:    false,
      model:         null,
      serverSetting: null,
      errors:        null,
      originalModel: null
    };
  },

  computed: {
    me() {
      const out = findBy(this.principals, 'me', true);

      return out;
    },

    doneLocationOverride() {
      return {
        name:   this.$route.name,
        params: this.$route.params
      };
    },

    serverUrl() {
      if ( this.serverSetting ) {
        return this.serverSetting;
      } else if ( process.client ) {
        return window.location.origin;
      }

      return '';
    },

    baseUrl() {
      return `${ this.model.tls ? 'https://' : 'http://' }${ this.model.hostname }`;
    },

    principal() {
      return this.$store.getters['rancher/byId'](NORMAN.PRINCIPAL, this.$store.getters['auth/principalId']) || {};
    },

    displayName() {
      return this.t(`model.authConfig.provider.${ this.NAME }`);
    },

    NAME() {
      return this.$route.params.id;
    },

    AUTH_CONFIG() {
      return MANAGEMENT.AUTH_CONFIG;
    },

    showCancel() {
      return this.editConfig || !this.model.enabled;
    }
  },

  methods: {

    async save(btnCb) {
      await this.applyHooks(BEFORE_SAVE_HOOKS);

      const configType = this.value.configType;

      this.errors = [];
      const wasEnabled = this.model.enabled;

      if (!wasEnabled) {
        this.isEnabling = true;
      }
      let obj = this.toSave;

      if (!obj) {
        obj = this.model;
      }
      try {
        if (this.editConfig || !wasEnabled) {
          if (configType === 'oauth') {
            const code = await this.$store.dispatch('auth/test', { provider: this.model.id, body: this.model });

            obj.code = code;
          } if (configType === 'saml') {
            if (!this.model.accessMode) {
              this.model.accessMode = 'unrestricted';
            }
            if (this.model.openLdapConfig && !this.showLdap) {
              delete this.model.openLdapConfig;
            }
            await this.model.save();
            await this.$store.dispatch('auth/test', { provider: this.model.id, body: this.model });
            this.model.enabled = true;
          } else {
            this.model.enabled = true;
            if (!this.model.accessMode) {
              this.model.accessMode = 'unrestricted';
            }
            await this.model.doAction('testAndApply', obj, { redirectUnauthorized: false });
          }
          // Reload principals to get the new ones from the provider
          this.principals = await this.$store.dispatch('rancher/findAll', {
            type: NORMAN.PRINCIPAL,
            opt:  { url: '/v3/principals', force: true }
          });

          this.model.allowedPrincipalIds = this.model.allowedPrincipalIds || [];
          if ( this.me && !this.model.allowedPrincipalIds.includes(this.me.id) ) {
            addObject(this.model.allowedPrincipalIds, this.me.id);
          }
        }
        await this.model.save();
        await this.reloadModel();
        this.isEnabling = false;
        this.editConfig = false;
        await this.applyHooks(AFTER_SAVE_HOOKS);

        btnCb(true);
      } catch (err) {
        this.errors = Array.isArray(err) ? err : [err];
        btnCb(false);
        this.model.enabled = wasEnabled;
        this.isEnabling = false;
      }
    },

    async disable(btnCb) {
      try {
        if (this.model.hasAction('disable')) {
          await this.model.doAction('disable');
        } else {
          const clone = await this.$store.dispatch(`rancher/clone`, { resource: this.model });

          clone.enabled = false;
          await clone.save();
        }
        await this.reloadModel();

        btnCb(true);
      } catch (err) {
        this.errors = [err];
        btnCb(false);
      }
    },

    async reloadModel() {
      this.originalModel = await this.$store.dispatch('rancher/find', {
        type: NORMAN.AUTH_CONFIG,
        id:   this.NAME,
        opt:  { url: `/v3/${ NORMAN.AUTH_CONFIG }/${ this.NAME }`, force: true }
      });

      this.model = await this.$store.dispatch(`rancher/clone`, { resource: this.originalModel });

      return this.model;
    },

    goToEdit() {
      this.editConfig = true;
    },

    cancel() {
      // go back to provider selection screen
      if (!this.model.enabled) {
        this.$router.go(-1);
      } else {
        // must be cancelling edit of an enabled config; reset any changes and return to add users/groups view for that config
        this.$store.dispatch(`rancher/clone`, { resource: this.originalModel }).then((cloned) => {
          this.model = cloned;
          this.editConfig = false;
        });
      }
    },

    applyDefaults() {
      switch (this.value.configType) {
      case 'saml':
        set(this.model, 'accessMode', 'unrestricted');
        break;
      case 'ldap':
        set(this.model, 'servers', []);
        set(this.model, 'accessMode', 'unrestricted');
        set(this.model, 'starttls', false);
        if (this.model.id === 'activedirectory') {
          set(this.model, 'disabledStatusBitmask', 2);
        } else {
          set(this.model, 'disabledStatusBitmask', 0);
        }
        break;
      case 'oauth':
        if (this.model.id === 'googleoauth') {
          const { oauthCredential, serviceAccountCredential } = this.originalValue;

          if (!this.model.oauthCredential) {
            set(this.model, 'oauthCredential', oauthCredential);
          }
          if (!this.model.serviceAccountCredential) {
            set(this.model, 'serviceAccountCredential', serviceAccountCredential);
          }
        }
        break;
      default:
        break;
      }
    }
  },
};