/*
Copyright (C) 2020 Cloudbase Solutions SRL
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

import Api from "@src/utils/ApiCaller";
import DefaultMinionPoolSchemaPlugin from "@src/plugins/default/MinionPoolSchemaPlugin";

import configLoader from "@src/utils/Config";
import { MinionPool, MinionPoolDetails } from "@src/@types/MinionPool";
import { ProviderTypes } from "@src/@types/Providers";
import { Field } from "@src/@types/Field";
import { providerTypes } from "@src/constants";
import { Endpoint, OptionValues } from "@src/@types/Endpoint";
import { MinionPoolAction } from "@src/stores/MinionPoolStore";
import { Execution } from "@src/@types/Execution";
import { SchemaParser } from "./Schemas";

class MinionPoolSource {
  getMinionPoolDefaultSchema(): Field[] {
    return [
      {
        name: "endpoint_id",
        label: "Endpoint",
        type: "string",
      },
      {
        name: "platform",
        type: "string",
        title: "Pool Platform",
      },
      {
        name: "name",
        type: "string",
        required: true,
        title: "Pool Name",
      },
      {
        name: "os_type",
        type: "string",
        required: true,
        title: "Pool OS Type",
        default: "linux",
        enum: [
          {
            label: "Linux",
            value: "linux",
          },
          {
            label: "Windows",
            value: "windows",
          },
        ],
      },
      {
        name: "minimum_minions",
        type: "integer",
        minimum: 1,
        default: 1,
      },
      {
        name: "maximum_minions",
        type: "integer",
        minimum: 1,
        default: 1,
      },
      {
        name: "minion_max_idle_time",
        type: "integer",
        minimum: 0,
        default: 3600,
      },
      {
        name: "minion_retention_strategy",
        type: "string",
        default: "delete",
        enum: [
          {
            value: "delete",
            label: "Delete",
          },
          {
            value: "poweroff",
            label: "Power Off",
          },
        ],
      },
      {
        name: "skip_allocation",
        type: "boolean",
        nullableBoolean: false,
      },
      {
        name: "notes",
        type: "string",
      },
    ];
  }

  async loadMinionPools(options?: {
    skipLog?: boolean;
  }): Promise<MinionPool[]> {
    const response = await Api.send({
      url: `${configLoader.config.servicesUrls.coriolis}/${Api.projectId}/minion_pools`,
      skipLog: options?.skipLog,
    });
    const minionPools: MinionPool[] = response.data.minion_pools;
    minionPools.sort(
      (a, b) =>
        new Date(b.updated_at || b.created_at || "").getTime() -
        new Date(a.updated_at || a.created_at || "").getTime()
    );
    return minionPools;
  }

  async loadMinionPoolDetails(
    id: string,
    options?: { skipLog?: boolean }
  ): Promise<MinionPoolDetails> {
    const response = await Api.send({
      url: `${configLoader.config.servicesUrls.coriolis}/${Api.projectId}/minion_pools/${id}`,
      skipLog: options?.skipLog,
    });
    return response.data.minion_pool;
  }

  async loadOptions(config: {
    optionsType: "source" | "destination";
    endpoint: Endpoint;
    envData: { [prop: string]: any } | null | undefined;
    useCache?: boolean | null;
  }): Promise<OptionValues[]> {
    const { optionsType, endpoint, envData, useCache } = config;
    const envString = SchemaParser.getMinionPoolToOptionsQuery(
      envData,
      endpoint.type
    );
    const callName =
      optionsType === "source"
        ? "source-minion-pool-options"
        : "destination-minion-pool-options";
    const fieldName =
      optionsType === "source"
        ? "source_minion_pool_options"
        : "destination_minion_pool_options";

    const response = await Api.send({
      url: `${configLoader.config.servicesUrls.coriolis}/${Api.projectId}/endpoints/${endpoint.id}/${callName}${envString}`,
      cache: useCache,
      cancelId: endpoint.id,
    });
    return response.data[fieldName];
  }

  async loadMinionPoolSchema(
    providerName: ProviderTypes,
    platform: "source" | "destination"
  ): Promise<Field[]> {
    const providerType =
      platform === "source"
        ? providerTypes.SOURCE_MINION_POOL
        : providerTypes.DESTINATION_MINION_POOL;

    try {
      const response = await Api.send({
        url: `${configLoader.config.servicesUrls.coriolis}/${Api.projectId}/providers/${providerName}/schemas/${providerType}`,
      });
      const schema =
        response.data?.schemas?.[`${platform}_minion_pool_environment_schema`];
      let fields = [];
      if (schema) {
        fields = SchemaParser.minionPoolOptionsSchemaToFields(
          providerName,
          schema,
          `${providerName}-minion-pool`
        );
      }
      return fields;
    } catch (err) {
      console.error(err);
      return [];
    }
  }

  async add(config: {
    endpointId: string;
    data: any;
    defaultSchema: Field[];
    envSchema: Field[];
    provider: ProviderTypes;
  }) {
    const { endpointId, data, defaultSchema, envSchema, provider } = config;
    const payload = {
      minion_pool: {
        ...new DefaultMinionPoolSchemaPlugin().getMinionPoolEnv(
          defaultSchema,
          data
        ),
        endpoint_id: endpointId,
        environment_options: SchemaParser.getMinionPoolEnv(
          provider,
          envSchema,
          data
        ),
      },
    };
    const response = await Api.send({
      url: `${configLoader.config.servicesUrls.coriolis}/${Api.projectId}/minion_pools`,
      method: "POST",
      data: payload,
    });
    return response.data.minion_pool;
  }

  async update(config: {
    data: any;
    defaultSchema: Field[];
    envSchema: Field[];
    provider: ProviderTypes;
  }) {
    const { data, defaultSchema, envSchema, provider } = config;
    const payload = {
      minion_pool: {
        ...new DefaultMinionPoolSchemaPlugin().getMinionPoolEnv(
          defaultSchema,
          data
        ),
        environment_options: SchemaParser.getMinionPoolEnv(
          provider,
          envSchema,
          data
        ),
      },
    };
    const response = await Api.send({
      url: `${configLoader.config.servicesUrls.coriolis}/${Api.projectId}/minion_pools/${data.id}`,
      method: "PUT",
      data: payload,
    });
    return response.data.minion_pool;
  }

  async runAction(
    minionPoolId: string,
    minionPoolAction: MinionPoolAction,
    actionOptions?: any
  ): Promise<Execution> {
    const payload: any = {};

    if (actionOptions) {
      payload[minionPoolAction] = { ...actionOptions };
    } else {
      payload[minionPoolAction] = null;
    }

    const response = await Api.send({
      url: `${configLoader.config.servicesUrls.coriolis}/${Api.projectId}/minion_pools/${minionPoolId}/actions`,
      method: "POST",
      data: payload,
    });
    return response.data.execution;
  }

  async deleteMinionPool(minionPoolId: string) {
    const response = await Api.send({
      url: `${configLoader.config.servicesUrls.coriolis}/${Api.projectId}/minion_pools/${minionPoolId}`,
      method: "DELETE",
    });
    return response.data.execution;
  }
}

export default new MinionPoolSource();