/*
 * Minio Cloud Storage (C) 2016, 2018 Minio, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import JSONrpc from "./jsonrpc"
import { minioBrowserPrefix } from "./constants.js"
import Moment from "moment"
import storage from "local-storage-fallback"

class Web {
  constructor(endpoint) {
    const namespace = "Web"
    this.JSONrpc = new JSONrpc({
      endpoint,
      namespace
    })
  }
  makeCall(method, options) {
    return this.JSONrpc.call(
      method,
      {
        params: options
      },
      storage.getItem("token")
    )
      .catch(err => {
        if (err.status === 401) {
          storage.removeItem("token")
          location.reload()
          throw new Error("Please re-login.")
        }
        if (err.status) throw new Error(`Server returned error [${err.status}]`)
        throw new Error("Minio server is unreachable")
      })
      .then(res => {
        let json = JSON.parse(res.text)
        let result = json.result
        let error = json.error
        if (error) {
          throw new Error(error.message)
        }
        if (!Moment(result.uiVersion).isValid()) {
          throw new Error("Invalid UI version in the JSON-RPC response")
        }
        if (
          result.uiVersion !== currentUiVersion &&
          currentUiVersion !== "MINIO_UI_VERSION"
        ) {
          storage.setItem("newlyUpdated", true)
          location.reload()
        }
        return result
      })
  }
  LoggedIn() {
    return !!storage.getItem("token")
  }
  Login(args) {
    return this.makeCall("Login", args).then(res => {
      storage.setItem("token", `${res.token}`)
      return res
    })
  }
  Logout() {
    storage.removeItem("token")
  }
  ServerInfo() {
    return this.makeCall("ServerInfo")
  }
  StorageInfo() {
    return this.makeCall("StorageInfo")
  }
  ListBuckets() {
    return this.makeCall("ListBuckets")
  }
  MakeBucket(args) {
    return this.makeCall("MakeBucket", args)
  }
  DeleteBucket(args) {
    return this.makeCall("DeleteBucket", args)
  }
  ListObjects(args) {
    return this.makeCall("ListObjects", args)
  }
  PresignedGet(args) {
    return this.makeCall("PresignedGet", args)
  }
  PutObjectURL(args) {
    return this.makeCall("PutObjectURL", args)
  }
  RemoveObject(args) {
    return this.makeCall("RemoveObject", args)
  }
  GetAuth() {
    return this.makeCall("GetAuth")
  }
  GenerateAuth() {
    return this.makeCall("GenerateAuth")
  }
  SetAuth(args) {
    return this.makeCall("SetAuth", args).then(res => {
      storage.setItem("token", `${res.token}`)
      return res
    })
  }
  CreateURLToken() {
    return this.makeCall("CreateURLToken")
  }
  GetBucketPolicy(args) {
    return this.makeCall("GetBucketPolicy", args)
  }
  SetBucketPolicy(args) {
    return this.makeCall("SetBucketPolicy", args)
  }
  ListAllBucketPolicies(args) {
    return this.makeCall("ListAllBucketPolicies", args)
  }
}

const web = new Web(
  `${window.location.protocol}//${
    window.location.host
  }${minioBrowserPrefix}/webrpc`
)

export default web