From 34592a45efd9ceb0579c8eae1ba752da7f625950 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Sat, 17 Aug 2024 19:35:47 +0900
Subject: refactor(backend): move fortee package

---
 backend/fortee/fortee.go | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 backend/fortee/fortee.go

(limited to 'backend/fortee/fortee.go')

diff --git a/backend/fortee/fortee.go b/backend/fortee/fortee.go
new file mode 100644
index 0000000..5ec7963
--- /dev/null
+++ b/backend/fortee/fortee.go
@@ -0,0 +1,46 @@
+package fortee
+
+import (
+	"context"
+	"errors"
+	"net/http"
+)
+
+const (
+	apiEndpoint = "https://fortee.jp"
+)
+
+var (
+	ErrLoginFailed = errors.New("fortee login failed")
+)
+
+func Login(ctx context.Context, username string, password string) (string, error) {
+	client, err := NewClientWithResponses(apiEndpoint, WithRequestEditorFn(addAcceptHeader))
+	if err != nil {
+		return "", err
+	}
+	res, err := client.PostLoginWithFormdataBodyWithResponse(ctx, PostLoginFormdataRequestBody{
+		Username: username,
+		Password: password,
+	})
+	if err != nil {
+		return "", err
+	}
+	if res.StatusCode() != http.StatusOK {
+		return "", ErrLoginFailed
+	}
+	resOk := res.JSON200
+	if !resOk.LoggedIn {
+		return "", ErrLoginFailed
+	}
+	if resOk.User == nil {
+		return "", ErrLoginFailed
+	}
+	return resOk.User.Username, nil
+}
+
+// fortee API denies requests without Accept header.
+func addAcceptHeader(_ context.Context, req *http.Request) error {
+	req.Header.Set("Accept", "application/json")
+	return nil
+}
-- 
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