forked from lxm_tools/flutter-picgo
118 lines
3.7 KiB
Dart
118 lines
3.7 KiB
Dart
import 'dart:convert';
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import 'package:dio/dio.dart';
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import 'package:flutter/material.dart';
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import 'package:path/path.dart' as path;
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import 'package:flutter_picgo/api/qiniu_api.dart';
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import 'package:flutter_picgo/model/qiniu_config.dart';
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import 'package:flutter_picgo/model/uploaded.dart';
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import 'package:flutter_picgo/resources/pb_type_keys.dart';
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import 'package:flutter_picgo/utils/image_upload.dart';
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import 'dart:io';
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import 'package:flutter_picgo/utils/strategy/image_upload_strategy.dart';
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import 'package:flutter_picgo/utils/strings.dart';
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class QiniuImageUpload extends ImageUploadStrategy {
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@override
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Future<Uploaded> delete(Uploaded uploaded) async {
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String infoStr = await ImageUploadUtils.getUploadedItemInfo(uploaded.id);
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QiniuuploadedInfo info;
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try {
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info = QiniuuploadedInfo.fromJson(json.decode(infoStr));
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} catch (e) {}
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if (info != null) {}
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return uploaded;
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}
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@override
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Future<Uploaded> upload(File file, String renameImage) async {
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try {
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String configStr = await ImageUploadUtils.getPBConfig(PBTypeKeys.qiniu);
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if (isBlank(configStr)) {
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throw QiniuError(error: '读取配置文件错误！请重试');
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}
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QiniuConfig config = QiniuConfig.fromJson(json.decode(configStr));
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// putPolicy
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String resourceKey = path.joinAll([config.path ?? '', renameImage]);
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String putPolicy = QiniuApi.generatePutPolicy(config.bucket, resourceKey);
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String upToken = QiniuApi.generateUpToken(
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config.accessKey, config.secretKey, putPolicy);
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var result = await QiniuApi.upload(
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config.area,
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FormData.fromMap({
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"key": resourceKey,
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"token": upToken,
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"fileName": renameImage,
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"file":
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await MultipartFile.fromFile(file.path, filename: renameImage),
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}),
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{
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"Authorization": 'UpToken $upToken',
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});
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var uploadedItem = Uploaded(
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-1,
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'${path.join(config.url, result["key"])}${config.options}',
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PBTypeKeys.qiniu,
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info: json.encode(
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QiniuuploadedInfo(hash: result["hash"], key: result["key"])));
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await ImageUploadUtils.saveUploadedItem(uploadedItem);
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return uploadedItem;
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} on DioError catch (e) {
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debugPrint(e.response.data);
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if (e.type == DioErrorType.RESPONSE &&
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e.error.toString().indexOf('400') > 0) {
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throw QiniuError(error: '400 请求报文格式错误');
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} else if (e.type == DioErrorType.RESPONSE &&
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e.error.toString().indexOf('401') > 0) {
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throw QiniuError(error: '401 管理凭证无效');
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} else if (e.type == DioErrorType.RESPONSE &&
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e.error.toString().indexOf('599') > 0) {
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throw QiniuError(error: '599 服务端操作失败');
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} else if (e.type == DioErrorType.RESPONSE &&
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e.error.toString().indexOf('612') > 0) {
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throw QiniuError(error: '612 待删除资源不存在');
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} else {
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throw e;
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}
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}
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}
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}
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/// SMMSError describes the error info when request failed.
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class QiniuError implements Exception {
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QiniuError({
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this.error,
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});
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dynamic error;
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String get message => (error?.toString() ?? '');
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@override
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String toString() {
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var msg = 'QiniuError $message';
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if (error is Error) {
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msg += '\n${error.stackTrace}';
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}
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return msg;
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}
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}
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class QiniuuploadedInfo {
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String hash;
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String key;
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QiniuuploadedInfo({this.hash, this.key});
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QiniuuploadedInfo.fromJson(Map<String, dynamic> json) {
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hash = json['hash'];
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key = json['key'];
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}
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Map<String, dynamic> toJson() {
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final Map<String, dynamic> data = new Map<String, dynamic>();
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data['hash'] = this.hash;
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data['key'] = this.key;
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return data;
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}
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}
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