From 4069b524b2c607dcf8fc1e378ae86077f8a89234 Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Thu, 30 May 2024 08:05:03 +0200
Subject: [golang] simplified the api design some more

---
 golang/cmd/spacetraders/main.go |  4 ----
 golang/pkg/api/agents.go        | 25 +++++-----------------
 golang/pkg/api/api.go           | 21 +++++++++++++++++--
 golang/pkg/api/register.go      | 27 +++++++-----------------
 golang/pkg/api/ships.go         | 46 ++++++-----------------------------------
 golang/pkg/model/agent.go       | 10 +++++++++
 golang/pkg/model/register.go    |  9 ++++++++
 7 files changed, 56 insertions(+), 86 deletions(-)
 create mode 100644 golang/pkg/model/agent.go
 create mode 100644 golang/pkg/model/register.go

diff --git a/golang/cmd/spacetraders/main.go b/golang/cmd/spacetraders/main.go
index 42d43a6..75a9125 100644
--- a/golang/cmd/spacetraders/main.go
+++ b/golang/cmd/spacetraders/main.go
@@ -84,9 +84,5 @@ func run(
 	slog.Info("agent", "agent", agent, "err", err)
 	// ----- Get ships ---------------------------------------------------------
 	ships, err := client.MyShips()
-	err = client.Dock(&ships[0])
-	slog.Info("dock", "ship", ships[0], "err", err)
-	err = client.Orbit(&ships[0])
-	slog.Info("orbit", "ship", ships[0], "err", err)
 	return nil
 }
diff --git a/golang/pkg/api/agents.go b/golang/pkg/api/agents.go
index db5b7db..a2d5b6a 100644
--- a/golang/pkg/api/agents.go
+++ b/golang/pkg/api/agents.go
@@ -1,32 +1,17 @@
 package api
 
 import (
-	"encoding/json"
-	"fmt"
 	"net/url"
-)
 
-type AgentMessage struct {
-	AccountID       string `json:"accountId"`
-	Credits         int    `json:"credits"`
-	Headquarters    string `json:"headquarters"`
-	ShipCount       int    `json:"shipCount"`
-	StartingFaction string `json:"startingFaction"`
-	Symbol          string `json:"symbol"`
-}
+	"git.adyxax.org/adyxax/spacetraders/v2/pkg/model"
+)
 
-func (c *Client) MyAgent() (*AgentMessage, error) {
+func (c *Client) MyAgent() (*model.Agent, error) {
 	uriRef := url.URL{Path: "my/agent"}
-	msg, err := c.Send("GET", &uriRef, nil)
+	var response model.Agent
+	err := c.Send("GET", &uriRef, nil, &response)
 	if err != nil {
 		return nil, err
 	}
-	if msg.Error != nil {
-		return nil, msg.Error
-	}
-	var response AgentMessage
-	if err := json.Unmarshal(msg.Data, &response); err != nil {
-		return nil, fmt.Errorf("failed to unmarshal agent data: %w", err)
-	}
 	return &response, nil
 }
diff --git a/golang/pkg/api/api.go b/golang/pkg/api/api.go
index 7aee2fa..472d9e5 100644
--- a/golang/pkg/api/api.go
+++ b/golang/pkg/api/api.go
@@ -43,7 +43,7 @@ type Response struct {
 	Err     error
 }
 
-func (c *Client) Send(method string, uriRef *url.URL, payload any) (*APIMessage, error) {
+func (c *Client) Send(method string, uriRef *url.URL, payload any, response any) error {
 	responseChannel := make(chan *Response)
 	c.requestsChannel <- &Request{
 		method:          method,
@@ -53,7 +53,24 @@ func (c *Client) Send(method string, uriRef *url.URL, payload any) (*APIMessage,
 		uri:             c.baseURI.ResolveReference(uriRef),
 	}
 	res := <-responseChannel
-	return res.Message, res.Err
+	if res.Err != nil {
+		return res.Err
+	}
+	err := res.Message.Error
+	if err != nil {
+		switch err.Code {
+		case 4214:
+			e := decodeShipInTransitError(err.Data)
+			time.Sleep(e.SecondsToArrival.Duration() * time.Second)
+			return c.Send(method, uriRef, payload, response)
+		default:
+			return err
+		}
+	}
+	if err := json.Unmarshal(res.Message.Data, &response); err != nil {
+		return fmt.Errorf("failed to unmarshal message: %w", err)
+	}
+	return nil
 }
 
 func queueProcessor(client *Client) {
diff --git a/golang/pkg/api/register.go b/golang/pkg/api/register.go
index 4f45cd1..d6c185c 100644
--- a/golang/pkg/api/register.go
+++ b/golang/pkg/api/register.go
@@ -1,38 +1,25 @@
 package api
 
 import (
-	"encoding/json"
-	"fmt"
 	"net/url"
-)
 
-type RegisterMessage struct {
-	//agent
-	//contract
-	//faction
-	//ship
-	Token string `json:"token"`
-}
+	"git.adyxax.org/adyxax/spacetraders/v2/pkg/model"
+)
 
-func (c *Client) Register(faction, symbol string) (*RegisterMessage, error) {
+func (c *Client) Register(faction, symbol string) (*model.Register, error) {
 	type RegisterRequest struct {
 		Faction string `json:"faction"`
 		Symbol  string `json:"symbol"`
 	}
 	uriRef := url.URL{Path: "register"}
-	msg, err := c.Send("POST", &uriRef, RegisterRequest{
+	payload := RegisterRequest{
 		Faction: faction,
 		Symbol:  symbol,
-	})
+	}
+	var response model.Register
+	err := c.Send("POST", &uriRef, payload, &response)
 	if err != nil {
 		return nil, err
 	}
-	if msg.Error != nil {
-		return nil, msg.Error
-	}
-	var response RegisterMessage
-	if err := json.Unmarshal(msg.Data, &response); err != nil {
-		return nil, fmt.Errorf("failed to unmarshal register data: %w", err)
-	}
 	return &response, nil
 }
diff --git a/golang/pkg/api/ships.go b/golang/pkg/api/ships.go
index afcf530..dc6a27c 100644
--- a/golang/pkg/api/ships.go
+++ b/golang/pkg/api/ships.go
@@ -1,11 +1,9 @@
 package api
 
 import (
-	"encoding/json"
 	"fmt"
 	"net/url"
 	"path"
-	"time"
 
 	"git.adyxax.org/adyxax/spacetraders/v2/pkg/model"
 )
@@ -18,41 +16,22 @@ func (c *Client) Dock(s *model.Ship) error {
 		Nav model.Nav `json:"nav"`
 	}
 	uriRef := url.URL{Path: path.Join("my/ships", s.Symbol, "dock")}
-	msg, err := c.Send("POST", &uriRef, nil)
+	var response DockResponse
+	err := c.Send("POST", &uriRef, nil, &response)
 	if err != nil {
 		return fmt.Errorf("failed to dock ship %s: %w", s.Symbol, err)
 	}
-	if msg.Error != nil {
-		switch msg.Error.Code {
-		case 4214:
-			e := decodeShipInTransitError(msg.Error.Data)
-			time.Sleep(e.SecondsToArrival.Duration() * time.Second)
-			return c.Dock(s)
-		default:
-			return msg.Error
-		}
-	}
-	var response DockResponse
-	if err := json.Unmarshal(msg.Data, &response); err != nil {
-		return fmt.Errorf("failed to unmarshal dock data: %w", err)
-	}
 	s.Nav = response.Nav
 	return nil
 }
 
 func (c *Client) MyShips() ([]model.Ship, error) {
 	uriRef := url.URL{Path: "my/ships"}
-	msg, err := c.Send("GET", &uriRef, nil)
+	var response []model.Ship
+	err := c.Send("GET", &uriRef, nil, &response)
 	if err != nil {
 		return nil, fmt.Errorf("failed to get ships: %w", err)
 	}
-	if msg.Error != nil {
-		return nil, fmt.Errorf("failed to get ships: %w", msg.Error)
-	}
-	var response []model.Ship
-	if err := json.Unmarshal(msg.Data, &response); err != nil {
-		return nil, fmt.Errorf("failed to unmarshal ships data: %w", err)
-	}
 	return response, nil
 }
 
@@ -64,24 +43,11 @@ func (c *Client) Orbit(s *model.Ship) error {
 		Nav model.Nav `json:"nav"`
 	}
 	uriRef := url.URL{Path: path.Join("my/ships", s.Symbol, "orbit")}
-	msg, err := c.Send("POST", &uriRef, nil)
+	var response OrbitResponse
+	err := c.Send("POST", &uriRef, nil, &response)
 	if err != nil {
 		return fmt.Errorf("failed to orbit ship %s: %w", s.Symbol, err)
 	}
-	if msg.Error != nil {
-		switch msg.Error.Code {
-		case 4214:
-			e := decodeShipInTransitError(msg.Error.Data)
-			time.Sleep(e.SecondsToArrival.Duration() * time.Second)
-			return c.Orbit(s)
-		default:
-			return msg.Error
-		}
-	}
-	var response OrbitResponse
-	if err := json.Unmarshal(msg.Data, &response); err != nil {
-		return fmt.Errorf("failed to unmarshal orbit data: %w", err)
-	}
 	s.Nav = response.Nav
 	return nil
 }
diff --git a/golang/pkg/model/agent.go b/golang/pkg/model/agent.go
new file mode 100644
index 0000000..1c2b80b
--- /dev/null
+++ b/golang/pkg/model/agent.go
@@ -0,0 +1,10 @@
+package model
+
+type Agent struct {
+	AccountID       string `json:"accountId"`
+	Credits         int    `json:"credits"`
+	Headquarters    string `json:"headquarters"`
+	ShipCount       int    `json:"shipCount"`
+	StartingFaction string `json:"startingFaction"`
+	Symbol          string `json:"symbol"`
+}
diff --git a/golang/pkg/model/register.go b/golang/pkg/model/register.go
new file mode 100644
index 0000000..cf48b8b
--- /dev/null
+++ b/golang/pkg/model/register.go
@@ -0,0 +1,9 @@
+package model
+
+type Register struct {
+	Agent Agent `json:"agent"`
+	//contract
+	//faction
+	Ship  Ship   `json:"ship"`
+	Token string `json:"token"`
+}
-- 
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