import Vue from 'vue';
import { get } from '@shell/utils/object';
import { DESCRIPTION } from '@shell/config/labels-annotations';
import { NORMAN } from '@shell/config/types';
import SteveDescriptionModel from '@shell/plugins/steve/steve-description-class';
import { AS, MODE, _CLONE, _UNFLAG } from '@shell/config/query-params';

export const CATTLE_API_GROUP = '.cattle.io';

export const SUBTYPE_MAPPING = {
  GLOBAL: {
    key:        'GLOBAL',
    type:       'management.cattle.io.globalrole',
    defaultKey: 'newUserDefault',
    id:         'GLOBAL',
    labelKey:   'rbac.roletemplate.subtypes.GLOBAL.label',
  },
  CLUSTER: {
    key:        'CLUSTER',
    type:       'management.cattle.io.roletemplate',
    context:    'cluster',
    defaultKey: 'clusterCreatorDefault',
    id:         'CLUSTER',
    labelKey:   'rbac.roletemplate.subtypes.CLUSTER.label',
  },
  NAMESPACE: {
    key:        'NAMESPACE',
    type:       'management.cattle.io.roletemplate',
    context:    'project',
    defaultKey: 'projectCreatorDefault',
    id:         'NAMESPACE',
    labelKey:   'rbac.roletemplate.subtypes.NAMESPACE.label',
  },
  RBAC_ROLE: {
    key:      'RBAC_ROLE',
    type:     'rbac.authorization.k8s.io.role',
    id:       'RBAC_ROLE',
    labelKey: 'rbac.roletemplate.subtypes.RBAC_ROLE.label',
  },
  RBAC_CLUSTER_ROLE: {
    key:      'RBAC_CLUSTER_ROLE',
    type:     'rbac.authorization.k8s.io.clusterrole',
    id:       'RBAC_CLUSTER_ROLE',
    labelKey: 'rbac.roletemplate.subtypes.RBAC_CLUSTER_ROLE.label',
  }
};

export const VERBS = [
  'create',
  'delete',
  'get',
  'list',
  'patch',
  'update',
  'watch',
];

export const CREATE_VERBS = new Set(['PUT', 'blocked-PUT']);

export default class RoleTemplate extends SteveDescriptionModel {
  get customValidationRules() {
    return [
      {
        path:       'rules',
        validators: [`roleTemplateRules:${ this.type }`],
        nullable:   false,
        type:       'array',
      },
    ];
  }

  get details() {
    const out = this._details;

    out.unshift({
      label:   this.t('resourceDetail.detailTop.name'),
      content: get(this, 'name')
    },
    // API returns a blank description property, this overrides our own link to the description
    {
      label:   this.t('resourceDetail.detailTop.description'),
      content: this.metadata?.annotations?.[DESCRIPTION]
    });

    return out;
  }

  get state() {
    return this.locked ? 'locked' : this.metadata?.state?.name || 'unknown';
  }

  get subtype() {
    if (this._subtype) {
      return this._subtype;
    }

    if (this.type === SUBTYPE_MAPPING.CLUSTER.type && this.context === SUBTYPE_MAPPING.CLUSTER.context) {
      return SUBTYPE_MAPPING.CLUSTER.key;
    }

    if (this.type === SUBTYPE_MAPPING.NAMESPACE.type && this.context === SUBTYPE_MAPPING.NAMESPACE.context) {
      return SUBTYPE_MAPPING.NAMESPACE.key;
    }

    return null;
  }

  updateSubtype(subtype) {
    Vue.set(this, '_subtype', subtype);
    this.context = SUBTYPE_MAPPING[subtype].context;
  }

  get default() {
    const defaultKey = SUBTYPE_MAPPING[this.subtype]?.defaultKey;

    return !!this[defaultKey];
  }

  updateDefault(value) {
    const defaultKey = SUBTYPE_MAPPING[this.subtype].defaultKey;

    Vue.set(this, defaultKey, value);
  }

  get listLocation() {
    return {
      name: `c-cluster-auth-roles`,
      hash: `#${ this.subtype }`
    };
  }

  get detailLocation() {
    return {
      ...this._detailLocation,
      name: `c-cluster-auth-roles-resource-id`,
    };
  }

  get doneOverride() {
    return this.listLocation;
  }

  get parentLocationOverride() {
    return this.listLocation;
  }

  get basicNorman() {
    if (this.id) {
      return this.$dispatch(`rancher/find`, { id: this.id, type: NORMAN.ROLE_TEMPLATE }, { root: true });
    }

    return this.$dispatch(`rancher/create`, { type: NORMAN.ROLE_TEMPLATE, name: this.displayName }, { root: true });
  }

  get norman() {
    return (async() => {
      const norman = await this.basicNorman;

      norman.rules = this.rules;
      norman.locked = this.locked;
      norman.clusterCreatorDefault = this.clusterCreatorDefault || false;
      norman.projectCreatorDefault = this.projectCreatorDefault || false;
      norman.context = this.context;
      norman.description = this.description;
      norman.roleTemplateIds = this.roleTemplateNames;

      return norman;
    })();
  }

  get canCreate() {
    const schema = this.$getters['schemaFor'](this.type);

    return schema?.resourceMethods.find((verb) => CREATE_VERBS.has(verb));
  }

  goToClone(moreQuery = {}) {
    const location = this.detailLocation;

    location.query = {
      ...location.query,
      [MODE]:      _CLONE,
      [AS]:        _UNFLAG,
      roleContext: this.subtype,
      ...moreQuery
    };

    this.currentRouter().push(location);
  }

  async save() {
    const norman = await this.norman;

    for (const rule of norman.rules) {
      if (rule.nonResourceURLs.length) {
        delete rule.resources;
        delete rule.apiGroups;
      } else {
        delete rule.nonResourceURLs;
      }
    }

    return norman.save();
  }

  async remove() {
    const norman = await this.norman;

    await norman.remove();
  }
}