package tools_test

import (
	"context"
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"testing"

	"gitea.d-ma.be/mathias/gitea-mcp/internal/allowlist"
	"gitea.d-ma.be/mathias/gitea-mcp/internal/gitea"
	"gitea.d-ma.be/mathias/gitea-mcp/internal/tools"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func TestRepoUpdateTool(t *testing.T) {
	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		assert.Equal(t, http.MethodPatch, r.Method)
		assert.Equal(t, "/api/v1/repos/mathias/infra", r.URL.Path)
		w.Header().Set("Content-Type", "application/json")
		_, _ = w.Write([]byte(`{"name":"infra","full_name":"mathias/infra","default_branch":"main","description":"updated","private":true,"clone_url":"https://gitea.example.com/mathias/infra.git","html_url":"https://gitea.example.com/mathias/infra"}`))
	}))
	defer srv.Close()

	tool := tools.NewRepoUpdate(gitea.NewClient(srv.URL, "tok"), allowlist.New([]string{"mathias"}))
	out, err := tool.Call(context.Background(), json.RawMessage(`{"owner":"mathias","name":"infra","description":"updated"}`))
	require.NoError(t, err)
	assert.Contains(t, string(out), `"description":"updated"`)
}

func TestRepoUpdateTool_MakePublicRequiresConfirm(t *testing.T) {
	tool := tools.NewRepoUpdate(gitea.NewClient("http://unused", ""), allowlist.New([]string{"mathias"}))
	_, err := tool.Call(context.Background(), json.RawMessage(`{"owner":"mathias","name":"infra","private":false}`))
	require.Error(t, err)
	assert.Contains(t, err.Error(), "confirm")
}

func TestRepoUpdateTool_MakePublicWithConfirm(t *testing.T) {
	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.Header().Set("Content-Type", "application/json")
		_, _ = w.Write([]byte(`{"name":"infra","full_name":"mathias/infra","default_branch":"main","private":false,"clone_url":"","html_url":""}`))
	}))
	defer srv.Close()

	tool := tools.NewRepoUpdate(gitea.NewClient(srv.URL, "tok"), allowlist.New([]string{"mathias"}))
	out, err := tool.Call(context.Background(), json.RawMessage(`{"owner":"mathias","name":"infra","private":false,"confirm":"infra"}`))
	require.NoError(t, err)
	assert.Contains(t, string(out), `"full_name":"mathias/infra"`)
}

func TestRepoUpdateAllowlistRejects(t *testing.T) {
	tool := tools.NewRepoUpdate(gitea.NewClient("http://unused", ""), allowlist.New([]string{"mathias"}))
	_, err := tool.Call(context.Background(), json.RawMessage(`{"owner":"evil","name":"x"}`))
	require.Error(t, err)
}