subtree(users/wpcarro): docking briefcase at '24f5a642' r/3226

git-subtree-dir: users/wpcarro
git-subtree-mainline: 464bbcb15c09813172c79820bcf526bb10cf4208
git-subtree-split: 24f5a642af3aa1627bbff977f0a101907a02c69f
Change-Id: I6105b3762b79126b3488359c95978cadb3efa789

2 files changed, 134 insertions, 0 deletions

diff --git a/users/wpcarro/tools/monzo_ynab/monzo/client.go b/users/wpcarro/tools/monzo_ynab/monzo/client.go
new file mode 100644
index 000000000000..8c6c41e29f40
--- /dev/null
+++ b/users/wpcarro/tools/monzo_ynab/monzo/client.go
@@ -0,0 +1,52 @@
+package monzoClient
+
+import (
+	"fmt"
+	"log"
+	"monzoSerde"
+	"net/http"
+	"net/url"
+	"strings"
+	"time"
+	"tokens"
+	"utils"
+)
+
+const (
+	accountID = "pizza"
+)
+
+type Client struct{}
+
+// Ensure that the token server is running and return a new instance of a Client
+// struct.
+func Create() *Client {
+	tokens.StartServer()
+	time.Sleep(time.Second * 1)
+	return &Client{}
+}
+
+// Returns a slice of transactions from the last 24 hours.
+func (c *Client) Transactions24Hours() []monzoSerde.Transaction {
+	token := tokens.AccessToken()
+	form := url.Values{"account_id": {accountID}}
+	client := http.Client{}
+	req, _ := http.NewRequest("POST", "https://api.monzo.com/transactions",
+		strings.NewReader(form.Encode()))
+	req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", token))
+	req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
+	req.Header.Add("User-Agent", "monzo-ynab")
+	res, err := client.Do(req)
+
+	utils.DebugRequest(req)
+	utils.DebugResponse(res)
+
+	if err != nil {
+		utils.DebugRequest(req)
+		utils.DebugResponse(res)
+		log.Fatal(err)
+	}
+	defer res.Body.Close()
+
+	return []monzoSerde.Transaction{}
+}
diff --git a/users/wpcarro/tools/monzo_ynab/monzo/serde.go b/users/wpcarro/tools/monzo_ynab/monzo/serde.go
new file mode 100644
index 000000000000..a38585eca632
--- /dev/null
+++ b/users/wpcarro/tools/monzo_ynab/monzo/serde.go
@@ -0,0 +1,82 @@
+// This package hosts the serialization and deserialization logic for all of the
+// data types with which our application interacts from the Monzo API.
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"time"
+)
+
+type TxMetadata struct {
+	FasterPayment string `json:"faster_payment"`
+	FpsPaymentId  string `json:"fps_payment_id"`
+	Insertion     string `json:"insertion"`
+	Notes         string `json:"notes"`
+	Trn           string `json:"trn"`
+}
+
+type TxCounterparty struct {
+	AccountNumber string `json:"account_number"`
+	Name          string `json:"name"`
+	SortCode      string `json:"sort_code"`
+	UserId        string `json:"user_id"`
+}
+
+type Transaction struct {
+	Id                         string    `json:"id"`
+	Created                    time.Time `json:"created"`
+	Description                string    `json:"description"`
+	Amount                     int       `json:"amount"`
+	Currency                   string    `json:"currency"`
+	Notes                      string    `json:"notes"`
+	Metadata                   TxMetadata
+	AccountBalance             int            `json:"account_balance"`
+	International              interface{}    `json:"international"`
+	Category                   string         `json:"category"`
+	IsLoad                     bool           `json:"is_load"`
+	Settled                    time.Time      `json:"settled"`
+	LocalAmount                int            `json:"local_amount"`
+	LocalCurrency              string         `json:"local_currency"`
+	Updated                    time.Time      `json:"updated"`
+	AccountId                  string         `json:"account_id"`
+	UserId                     string         `json:"user_id"`
+	Counterparty               TxCounterparty `json:"counterparty"`
+	Scheme                     string         `json:"scheme"`
+	DedupeId                   string         `json:"dedupe_id"`
+	Originator                 bool           `json:"originator"`
+	IncludeInSpending          bool           `json:"include_in_spending"`
+	CanBeExcludedFromBreakdown bool           `json:"can_be_excluded_from_breakdown"`
+	CanBeMadeSubscription      bool           `json:"can_be_made_subscription"`
+	CanSplitTheBill            bool           `json:"can_split_the_bill"`
+	CanAddToTab                bool           `json:"can_add_to_tab"`
+	AmountIsPending            bool           `json:"amount_is_pending"`
+	// Fees interface{} `json:"fees"`
+	// Merchant interface `json:"merchant"`
+	// Labels interface{} `json:"labels"`
+	// Attachments interface{} `json:"attachments"`
+	// Categories interface{} `json:"categories"`
+}
+
+// Attempts to encode a Monzo transaction struct into a string.
+func serializeTx(tx *Transaction) (string, error) {
+	x, err := json.Marshal(tx)
+	return string(x), err
+}
+
+// Attempts to parse a string encoding a transaction presumably sent from a
+// Monzo server.
+func deserializeTx(x string) (*Transaction, error) {
+	target := &Transaction{}
+	err := json.Unmarshal([]byte(x), target)
+	return target, err
+}
+
+func main() {
+	b, _ := ioutil.ReadFile("./fixture.json")
+	tx := string(b)
+	target, _ := deserializeTx(tx)
+	out, _ := serializeTx(target)
+	fmt.Println(out)
+}