Promote Profile to solo npm module (#1257)

src/profile.ts

-/**
- *   Wechaty - https://github.com/chatie/wechaty
- *
- *   @copyright 2016-2018 Huan LI <zixia@zixia.net>
- *
- *   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 * as fs    from 'fs'
-import * as path  from 'path'
-
-import {
-  config,
-  log,
-}           from './config'
-
-export interface ProfileSchema {
-  // cookies?      : any
-  [idx: string] : any
-}
-
-export type ProfileSection = keyof ProfileSchema
-
-export class Profile {
-  private payload : ProfileSchema
-  private file?   : string
-
-  constructor(
-    public name = config.profile,
-  ) {
-    log.verbose('Profile', 'constructor(%s)', name)
-
-    if (!name) {
-      this.file = undefined
-    } else {
-      this.file = path.isAbsolute(name)
-        ? name
-        : path.resolve(
-            process.cwd(),
-            name,
-          )
-      if (!/\.wechaty\.json$/.test(this.file)) {
-        this.file +=  '.wechaty.json'
-      }
-    }
-
-    this.payload = {}
-  }
-
-  public toString() {
-    return `Profile<${this.name}>`
-  }
-
-  public async load(): Promise<void> {
-    log.verbose('Profile', 'load() file: %s', this.file)
-    this.payload = {}
-
-    if (!this.file) {
-      log.verbose('Profile', 'load() no file, NOOP')
-      return
-    }
-
-    if (!fs.existsSync(this.file)) {
-      log.verbose('Profile', 'load() file not exist, NOOP')
-      return
-    }
-
-    const text = fs.readFileSync(this.file).toString()
-    try {
-      this.payload = JSON.parse(text)
-    } catch (e) {
-      log.error('Profile', 'load() exception: %s', e)
-    }
-  }
-
-  public async save(): Promise<void> {
-    log.verbose('Profile', 'save() file: %s', this.file)
-    if (!this.file) {
-      log.verbose('Profile', 'save() no file, NOOP')
-      return
-    }
-    if (!this.payload) {
-      log.verbose('Profile', 'save() no obj, NOOP')
-      return
-    }
-
-    try {
-      const text = JSON.stringify(this.payload)
-      fs.writeFileSync(this.file, text)
-    } catch (e) {
-      log.error('Profile', 'save() exception: %s', e)
-      throw e
-    }
-  }
-
-  public async get<T = any>(section: ProfileSection): Promise<null | T> {
-    log.verbose('Profile', 'get(%s)', section)
-    if (!this.payload) {
-      return null
-    }
-    return this.payload[section] as any as T
-  }
-
-  public async set<T = any>(section: ProfileSection, data: T): Promise<void> {
-    log.verbose('Profile', 'set(%s, %s)', section, data)
-    if (!this.payload) {
-      this.payload = {}
-    }
-    this.payload[section] = data
-  }
-
-  public async destroy(): Promise<void> {
-    log.verbose('Profile', 'destroy() file: %s', this.file)
-    this.payload = {}
-    if (this.file && fs.existsSync(this.file)) {
-      fs.unlinkSync(this.file)
-      this.file = undefined
-    }
-  }
-}
-
-export default Profile