From 3834e49c90c39f4c95e3b9e7bb52b35204a75625 Mon Sep 17 00:00:00 2001
From: Stefan Majewsky <majewsky@gmx.net>
Date: Sun, 28 Jan 2018 22:47:35 +0100
Subject: sketch out how requests could work

---
 account.go | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

(limited to 'account.go')

diff --git a/account.go b/account.go
index 6672a62..d89299f 100644
--- a/account.go
+++ b/account.go
@@ -20,6 +20,7 @@ package schwift
 
 import (
 	"fmt"
+	"net/http"
 	"regexp"
 
 	"github.com/gophercloud/gophercloud"
@@ -31,6 +32,8 @@ type Account struct {
 	//URL parts
 	baseURL string
 	name    string
+	//cache
+	metadata *AccountMetadata
 }
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -85,5 +88,60 @@ func (a *Account) Client() *gophercloud.ServiceClient {
 ////////////////////////////////////////////////////////////////////////////////
 // account metadata
 
+//AccountMetadata contains the metadata for an account. The `Raw` attribute
+//contains the raw set of headers returned from a HEAD or GET request on the
+//account. The other attributes contain the parsed values of common headers.
+type AccountMetadata struct {
+	Exists         bool
+	BytesUsed      uint64 //from X-Account-Bytes-Used
+	ContainerCount uint64 //from X-Account-Container-Count
+	ObjectCount    uint64 //from X-Account-Object-Count
+	//TODO account quota
+	Raw http.Header
+}
+
+//Metadata returns the metadata for this account. If the account does not exist,
+func (a *Account) Metadata() (AccountMetadata, error) {
+	if a.metadata != nil {
+		return *a.metadata, nil
+	}
+
+	resp, err := Request{
+		Method:            "HEAD",
+		ExpectStatusCodes: []int{200},
+	}.Do(a.client)
+	if err != nil {
+		return AccountMetadata{}, err
+	}
+
+	a.metadata, err = parseAccountMetadata(resp)
+	if err != nil {
+		return AccountMetadata{}, err
+	}
+	return *a.metadata, nil
+}
+
+func parseAccountMetadata(resp *http.Response) (*AccountMetadata, error) {
+	bytesUsed, err := parseUnsignedIntHeader(resp, "X-Account-Bytes-Used")
+	if err != nil {
+		return nil, err
+	}
+	containerCount, err := parseUnsignedIntHeader(resp, "X-Account-Container-Count")
+	if err != nil {
+		return nil, err
+	}
+	objectCount, err := parseUnsignedIntHeader(resp, "X-Account-Object-Count")
+	if err != nil {
+		return nil, err
+	}
+	return &AccountMetadata{
+		Exists:         true,
+		BytesUsed:      bytesUsed,
+		ContainerCount: containerCount,
+		ObjectCount:    objectCount,
+		Raw:            resp.Header,
+	}, nil
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // container listing
-- 
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