From 0c3853a1ee8dbb422fea92aaf9a0900565498c24 Mon Sep 17 00:00:00 2001
From: Alexandra Rys <sashotoster@gmail.com>
Date: Mon, 2 May 2022 20:26:19 +0300
Subject: [PATCH 1/4] Support access to the date property of the API response
 (as a string, in the format we control)

---
 README.md        |  3 +++
 src/Response.php | 13 +++++++++++--
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 709223d..8922436 100644
--- a/README.md
+++ b/README.md
@@ -212,6 +212,9 @@ Returns a key/value pair array of the exchange rates that match against the requ
 `getRate( string $code )`:<br />
 Retrieves the exchange rate for a specific currency, or returns the exchange rate if only one rate is present in the response. 
 
+`getDate()`:<br />
+Retrieves the date returned as part of the response (formatted as Y-m-d).
+
 ### 4. Supported Currencies:
 
 The library supports any currency currently available on the European Central Bank's web service, which can be found [here](https://exchangeratesapi.io/currencies/).
diff --git a/src/Response.php b/src/Response.php
index c865bca..3e4ad25 100644
--- a/src/Response.php
+++ b/src/Response.php
@@ -16,6 +16,7 @@ class Response
     private $statusCode;
     private $timestamp;
     private $baseCurrency;
+    private $date;
     
     private $rates = [ ];
     
@@ -32,6 +33,7 @@ function __construct( \GuzzleHttp\Psr7\Response $response = null )
         $this->timestamp    = date('c');
         $this->baseCurrency = $this->body->base;
         $this->rates        = $this->body->rates;
+        $this->date         = date('Y-m-d', strtotime($this->body->date));
     }
     
     /****************************/
@@ -46,7 +48,7 @@ public function getStatusCode()
         return (int) $this->statusCode;
     }
     
-    #ÊGet the timestamp of the request:
+    # Get the timestamp of the request:
     public function getTimestamp()
     {
         return $this->timestamp;
@@ -57,6 +59,12 @@ public function getBaseCurrency()
     {
         return $this->baseCurrency;
     }
+
+    # Get the date specified in the response:
+    public function getDate()
+    {
+        return $this->date;
+    }
     
     # Get the exchange rates:
     public function getRates()
@@ -84,12 +92,13 @@ public function getRate( $code = null )
         return null;
     }
     
-    #ÊConvert the response to JSON:
+    # Convert the response to JSON:
     public function toJSON()
     {
         return json_encode([
             'statusCode'   => $this->getStatusCode(),
             'timestamp'    => $this->getTimestamp(),
+            'date'         => $this->getDate(),
             'baseCurrency' => $this->getBaseCurrency(),
             'rates'        => $this->getRates()
         ]);

From 953a19141c826e0dd2bfd16202498986a88c044d Mon Sep 17 00:00:00 2001
From: Alexandra Rys <sashotoster@gmail.com>
Date: Mon, 2 May 2022 20:43:10 +0300
Subject: [PATCH 2/4] Fix endpoint and parameter names for a timeseries request

---
 src/ExchangeRatesAPI.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/ExchangeRatesAPI.php b/src/ExchangeRatesAPI.php
index bf3419e..cd7bc97 100644
--- a/src/ExchangeRatesAPI.php
+++ b/src/ExchangeRatesAPI.php
@@ -408,19 +408,19 @@ public function fetch( $returnJSON = false, $parseJSON = true )
         }
         else
         {
-            $endpoint = 'history';
+            $endpoint = 'timeseries';
         }
         
         # Add dateFrom if specified:
         if( ! is_null($this->getDateFrom()) )
         {
-            $params['start_at'] = $this->getDateFrom();
+            $params['start_date'] = $this->getDateFrom();
         }
         
         # Add a dateTo:
         if( ! is_null($this->getDateTo()) )
         {
-            $params['end_at'] = $this->getDateTo();
+            $params['end_date'] = $this->getDateTo();
         }
         
         # Set the base currency:

From 7af864165d9da2b394134095a968b8a8e09c02e1 Mon Sep 17 00:00:00 2001
From: Alexandra Rys <sashotoster@gmail.com>
Date: Mon, 2 May 2022 20:48:04 +0300
Subject: [PATCH 3/4] Don't set a string date if it's not part of the response
 (possible for timeseries endpoint)

---
 src/Response.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Response.php b/src/Response.php
index 3e4ad25..2f4241f 100644
--- a/src/Response.php
+++ b/src/Response.php
@@ -33,7 +33,10 @@ function __construct( \GuzzleHttp\Psr7\Response $response = null )
         $this->timestamp    = date('c');
         $this->baseCurrency = $this->body->base;
         $this->rates        = $this->body->rates;
-        $this->date         = date('Y-m-d', strtotime($this->body->date));
+
+        if ($this->body->date) {
+            $this->date = date('Y-m-d', strtotime($this->body->date));
+        }
     }
     
     /****************************/

From 51b1f2094b48e92c8622e179450d4c9ce106d564 Mon Sep 17 00:00:00 2001
From: Alexandra Rys <sashotoster@gmail.com>
Date: Mon, 2 May 2022 20:55:44 +0300
Subject: [PATCH 4/4] Make it clear that response date property can be null

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 8922436..b5acc07 100644
--- a/README.md
+++ b/README.md
@@ -213,7 +213,7 @@ Returns a key/value pair array of the exchange rates that match against the requ
 Retrieves the exchange rate for a specific currency, or returns the exchange rate if only one rate is present in the response. 
 
 `getDate()`:<br />
-Retrieves the date returned as part of the response (formatted as Y-m-d).
+Retrieves the date returned as part of the response (formatted as Y-m-d). If response has no `date` property, returns null.
 
 ### 4. Supported Currencies: