feat: initial commit

internal/http/context/base_url.go

@@ -0,0 +1,28 @@
+package context
+
+import (
+	"context"
+	"net/url"
+
+	"github.com/pkg/errors"
+)
+
+const keyBaseURL = "baseURL"
+
+func BaseURL(ctx context.Context) *url.URL {
+	rawBaseURL, ok := ctx.Value(keyBaseURL).(string)
+	if !ok {
+		panic(errors.New("no base url in context"))
+	}
+
+	baseURL, err := url.Parse(rawBaseURL)
+	if err != nil {
+		panic(errors.WithStack(err))
+	}
+
+	return baseURL
+}
+
+func SetBaseURL(ctx context.Context, baseURL string) context.Context {
+	return context.WithValue(ctx, keyBaseURL, baseURL)
+}

internal/http/context/context.go

@@ -0,0 +1,3 @@
+package context
+
+type key string

internal/http/context/current_url.go

@@ -0,0 +1,23 @@
+package context
+
+import (
+	"context"
+	"net/url"
+
+	"github.com/pkg/errors"
+)
+
+const keyCurrentURL = "currentURL"
+
+func CurrentURL(ctx context.Context) *url.URL {
+	currentURL, ok := ctx.Value(keyCurrentURL).(*url.URL)
+	if !ok {
+		panic(errors.New("no current url in context"))
+	}
+
+	return currentURL
+}
+
+func SetCurrentURL(ctx context.Context, u *url.URL) context.Context {
+	return context.WithValue(ctx, keyCurrentURL, u)
+}