From 66466e161fff1bd2b8c2ea42249947ccc19c39fe Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Sat, 15 Feb 2025 01:22:36 +0100
Subject: [golang] implement systems and waypoints lookups

---
 golang/pkg/api/systems.go | 59 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 golang/pkg/api/systems.go

(limited to 'golang/pkg/api/systems.go')

diff --git a/golang/pkg/api/systems.go b/golang/pkg/api/systems.go
new file mode 100644
index 0000000..3d3a373
--- /dev/null
+++ b/golang/pkg/api/systems.go
@@ -0,0 +1,59 @@
+package api
+
+import (
+	"fmt"
+	"net/url"
+	"path"
+
+	"git.adyxax.org/adyxax/spacetraders/golang/pkg/database"
+	"git.adyxax.org/adyxax/spacetraders/golang/pkg/model"
+)
+
+func (c *Client) GetSystem(symbol string, db *database.DB) (*model.System, error) {
+	if system, err := db.LoadSystem(symbol); err == nil && system != nil {
+		return system, nil
+	}
+	uriRef := url.URL{Path: path.Join("systems", symbol)}
+	var system model.System
+	if err := c.Send("GET", &uriRef, nil, &system); err != nil {
+		return nil, fmt.Errorf("failed to get system %s: %w", symbol, err)
+	}
+	if err := db.SaveSystem(&system); err != nil {
+		return nil, fmt.Errorf("failed to get system %s: %w", symbol, err)
+	}
+	return &system, nil
+}
+
+func (c *Client) ListWaypointsInSystem(system *model.System, db *database.DB) ([]model.Waypoint, error) {
+	// TODO database caching
+	// TODO pagination
+	// TODO check updated
+	uriRef := url.URL{Path: path.Join("systems", system.Symbol, "waypoints")}
+	var waypoints []model.Waypoint
+	if err := c.Send("GET", &uriRef, nil, &waypoints); err != nil {
+		return nil, fmt.Errorf("failed to list waypoints in system %s: %w", system.Symbol, err)
+	}
+	for _, waypoint := range waypoints {
+		if err := db.SaveWaypoint(&waypoint); err != nil {
+			return nil, fmt.Errorf("failed to list waypoints in system %s: %w", system.Symbol, err)
+		}
+	}
+	return waypoints, nil
+}
+
+func (c *Client) GetWaypoint(symbol string, db *database.DB) (*model.Waypoint, error) {
+	// TODO check updated
+	if waypoint, err := db.LoadWaypoint(symbol); err == nil && waypoint != nil {
+		return waypoint, nil
+	}
+	systemSymbol := WaypointSymbolToSystemSymbol(symbol)
+	uriRef := url.URL{Path: path.Join("systems", systemSymbol, "waypoints", symbol)}
+	var waypoint model.Waypoint
+	if err := c.Send("GET", &uriRef, nil, &waypoint); err != nil {
+		return nil, fmt.Errorf("failed to get waypoint %s: %w", symbol, err)
+	}
+	if err := db.SaveWaypoint(&waypoint); err != nil {
+		return nil, fmt.Errorf("failed to get waypoint %s: %w", symbol, err)
+	}
+	return &waypoint, nil
+}
-- 
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