From c6f5ce0bfbf5e4334878155c0e26690747c06de8 Mon Sep 17 00:00:00 2001
From: JinnyYi <jinnyyi@yunify.com>
Date: Thu, 9 Sep 2021 10:38:23 +0800
Subject: [PATCH] docs: Update README

---
 README.md    | 32 ++++++++++++++++++++++++++++----
 generated.go | 31 +++++++++++++++++++++++++++++--
 go.mod       |  2 +-
 go.sum       |  4 ++--
 4 files changed, 60 insertions(+), 9 deletions(-)

diff --git a/README.md b/README.md
index 8293d72..11eb29b 100644
--- a/README.md
+++ b/README.md
@@ -1,13 +1,37 @@
-# go-services-uss
-
 [![Build Status](https://github.com/beyondstorage/go-service-uss/workflows/Unit%20Test/badge.svg?branch=master)](https://github.com/beyondstorage/go-service-uss/actions?query=workflow%3A%22Unit+Test%22)
 [![License](https://img.shields.io/badge/license-apache%20v2-blue.svg)](https://github.com/Xuanwo/storage/blob/master/LICENSE)
-[![go storage dev](https://img.shields.io/matrix/go-service-uss:aos.dev.svg?server_fqdn=chat.aos.dev&label=%23go-service-uss%3Aaos.dev&logo=matrix)](https://matrix.to/#/#go-service-uss:aos.dev)
+[![](https://img.shields.io/matrix/beyondstorage@go-storage:matrix.org.svg?logo=matrix)](https://matrix.to/#/#beyondstorage@go-storage:matrix.org)
+
+# go-services-uss
 
-uss services support for [go-storage](https://github.com/beyondstorage/go-storage)
+[UPYUN Storage Service](https://www.upyun.com/products/file-storage) support for [go-storage](https://github.com/beyondstorage/go-storage).
 
 ## Install
 
 ```go
 go get github.com/beyondstorage/go-service-uss/v2
 ```
+
+## Usage
+
+```go
+import (
+	"log"
+
+	_ "github.com/beyondstorage/go-service-uss/v2"
+	"github.com/beyondstorage/go-storage/v4/services"
+)
+
+func main() {
+	store, err := services.NewStoragerFromString("uss://bucket_name/path/to/workdir?credential=hmac:<operator>:<password>&endpoint=https:<domain>")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	// Write data from io.Reader into hello.txt
+	n, err := store.Write("hello.txt", r, length)
+}
+```
+
+- See more examples in [go-storage-example](https://github.com/beyondstorage/go-storage-example).
+- Read [more docs](https://beyondstorage.io/docs/go-storage/services/uss) about go-service-uss.
diff --git a/generated.go b/generated.go
index f830173..810805d 100644
--- a/generated.go
+++ b/generated.go
@@ -94,6 +94,8 @@ var pairMap = map[string]string{
 	"context":               "context.Context",
 	"continuation_token":    "string",
 	"credential":            "string",
+	"default_content_type":  "string",
+	"default_io_callback":   "func([]byte)",
 	"default_storage_pairs": "DefaultStoragePairs",
 	"endpoint":              "string",
 	"expire":                "time.Duration",
@@ -138,6 +140,10 @@ type pairStorageNew struct {
 	WorkDir                string
 	// Enable features
 	// Default pairs
+	hasDefaultContentType bool
+	DefaultContentType    string
+	hasDefaultIoCallback  bool
+	DefaultIoCallback     func([]byte)
 }
 
 // parsePairStorageNew will parse Pair slice into *pairStorageNew
@@ -186,14 +192,35 @@ func parsePairStorageNew(opts []Pair) (pairStorageNew, error) {
 			}
 			result.HasWorkDir = true
 			result.WorkDir = v.Value.(string)
-			// Enable features
-			// Default pairs
+		// Enable features
+		// Default pairs
+		case "default_content_type":
+			if result.hasDefaultContentType {
+				continue
+			}
+			result.hasDefaultContentType = true
+			result.DefaultContentType = v.Value.(string)
+		case "default_io_callback":
+			if result.hasDefaultIoCallback {
+				continue
+			}
+			result.hasDefaultIoCallback = true
+			result.DefaultIoCallback = v.Value.(func([]byte))
 		}
 	}
 
 	// Enable features
 
 	// Default pairs
+	if result.hasDefaultContentType {
+		result.HasDefaultStoragePairs = true
+		result.DefaultStoragePairs.Write = append(result.DefaultStoragePairs.Write, WithContentType(result.DefaultContentType))
+	}
+	if result.hasDefaultIoCallback {
+		result.HasDefaultStoragePairs = true
+		result.DefaultStoragePairs.Read = append(result.DefaultStoragePairs.Read, WithIoCallback(result.DefaultIoCallback))
+		result.DefaultStoragePairs.Write = append(result.DefaultStoragePairs.Write, WithIoCallback(result.DefaultIoCallback))
+	}
 
 	if !result.HasCredential {
 		return pairStorageNew{}, services.PairRequiredError{Keys: []string{"credential"}}
diff --git a/go.mod b/go.mod
index c6d9757..1d390fb 100644
--- a/go.mod
+++ b/go.mod
@@ -3,6 +3,6 @@ module github.com/beyondstorage/go-service-uss/v2
 go 1.15
 
 require (
-	github.com/beyondstorage/go-storage/v4 v4.6.0
+	github.com/beyondstorage/go-storage/v4 v4.7.0
 	github.com/upyun/go-sdk/v3 v3.0.2
 )
diff --git a/go.sum b/go.sum
index 5840a0e..b7fbbe9 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 github.com/Xuanwo/templateutils v0.1.0 h1:WpkWOqQtIQ2vAIpJLa727DdN8WtxhUkkbDGa6UhntJY=
 github.com/Xuanwo/templateutils v0.1.0/go.mod h1:OdE0DJ+CJxDBq6psX5DPV+gOZi8bhuHuVUpPCG++Wb8=
-github.com/beyondstorage/go-storage/v4 v4.6.0 h1:a05dtbYjMZB7LrUSvVzzHwlx33B4yEmd5oQB7Itk7VY=
-github.com/beyondstorage/go-storage/v4 v4.6.0/go.mod h1:mc9VzBImjXDg1/1sLfta2MJH79elfM6m47ZZvZ+q/Uw=
+github.com/beyondstorage/go-storage/v4 v4.7.0 h1:7hpRFNoPY0vWRSH/p2biD2dUQdZMrs1TuIkkqDefmCE=
+github.com/beyondstorage/go-storage/v4 v4.7.0/go.mod h1:mc9VzBImjXDg1/1sLfta2MJH79elfM6m47ZZvZ+q/Uw=
 github.com/dave/dst v0.26.2 h1:lnxLAKI3tx7MgLNVDirFCsDTlTG9nKTk7GcptKcWSwY=
 github.com/dave/dst v0.26.2/go.mod h1:UMDJuIRPfyUCC78eFuB+SV/WI8oDeyFDvM/JR6NI3IU=
 github.com/dave/gopackages v0.0.0-20170318123100-46e7023ec56e/go.mod h1:i00+b/gKdIDIxuLDFob7ustLAVqhsZRk2qVZrArELGQ=