First major code push

Preparing for version 0.1.0
Contains a real README, the test framework, and the API implementation

chats_api.go

@@ -0,0 +1,61 @@
+package groupme
+
+import (
+	"net/http"
+	"strconv"
+)
+
+// GroupMe documentation: https://dev.groupme.com/docs/v3#chats
+
+////////// Endpoints //////////
+const (
+	// Used to build other endpoints
+	chatsEndpointRoot = "/chats"
+
+	indexChatsEndpoint = chatsEndpointRoot // GET
+)
+
+// Index
+
+// ChatsQuery defines the optional URL parameters for IndexChats
+type IndexChatsQuery struct {
+	// Page Number
+	Page int `json:"page"`
+	// Number of chats per page
+	PerPage int `json:"per_page"`
+}
+
+/*
+IndexChats -
+
+Returns a paginated list of direct message chats, or
+conversations, sorted by updated_at descending.
+
+Parameters: See ChatsQuery
+*/
+func (c *Client) IndexChats(req *IndexChatsQuery) ([]*Chat, error) {
+	httpReq, err := http.NewRequest("GET", c.endpointBase+indexChatsEndpoint, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	URL := httpReq.URL
+	query := URL.Query()
+	if req != nil {
+		if req.Page > 0 {
+			query.Set("page", strconv.Itoa(req.Page))
+		}
+		if req.PerPage > 0 {
+			query.Set("per_page", strconv.Itoa(req.PerPage))
+		}
+	}
+	URL.RawQuery = query.Encode()
+
+	var resp []*Chat
+	err = c.do(httpReq, &resp)
+	if err != nil {
+		return nil, err
+	}
+
+	return resp, nil
+}