package server

// EXT-15 红测（提案 2026-10-09-ext-g1-b1-b3 §3）：成员（经适配器放行）能在
// GET /api/projects 里看到共享项目（shared 标注、去重、不含未授权），并能在
// 共享项目下建会话；撤销后两者立即拒绝；未注册适配器=现状。

import (
	"bytes"
	"net/http"
	"net/http/httptest"
	"testing"

	core "agent-system-core"
)

func TestSharedProjectListAndConversation(t *testing.T) {
	srv, st := newAuthTestServer(t)
	h := srv.Handler()
	alice, err := st.CreateAPIKey("alice", "e2e")
	if err != nil {
		t.Fatal(err)
	}
	bob, err := st.CreateAPIKey("bob", "e2e")
	if err != nil {
		t.Fatal(err)
	}
	pj, err := st.CreateProject("alice", "共享项目X")
	if err != nil {
		t.Fatal(err)
	}
	pid := pj.ID

	type pv struct {
		ID     string `json:"id"`
		Shared bool   `json:"shared"`
	}
	call := func(key, method, path string) (*httptest.ResponseRecorder, []pv) {
		req := httptest.NewRequest(method, path, nil)
		req.Header.Set("Authorization", "Bearer "+key)
		rec := httptest.NewRecorder()
		h.ServeHTTP(rec, req)
		var list []pv
		if rec.Body.Len() > 0 {
			readJSON(t, rec.Body.Bytes(), &list)
		}
		return rec, list
	}

	// 未注册适配器：bob 看不到 alice 的项目（现状）。
	rec, list := call(bob, http.MethodGet, "/api/projects")
	if rec.Code != http.StatusOK {
		t.Fatalf("list: %d", rec.Code)
	}
	if len(list) != 0 {
		t.Fatalf("before adapter: bob sees %d projects, want 0", len(list))
	}

	// 放行 bob×pid。
	srv.SetProjectAuthorizer(func(owner string, projectID core.ID) (bool, error) {
		return owner == "bob" && string(projectID) == pid, nil
	})
	rec, list = call(bob, http.MethodGet, "/api/projects")
	if rec.Code != http.StatusOK {
		t.Fatalf("list after grant: %d", rec.Code)
	}
	if len(list) != 1 || list[0].ID != pid || !list[0].Shared {
		t.Fatalf("after grant: bob sees %+v, want 1 item id=%s shared=true", list, pid)
	}
	// alice 本人：仍只看到自己的（无 shared 标注）。
	_, alist := call(alice, http.MethodGet, "/api/projects")
	if len(alist) != 1 || alist[0].ID != pid || alist[0].Shared {
		t.Fatalf("alice own list = %+v, want own without shared", alist)
	}

	// bob 在共享项目下建会话（EXT-15 第二入口）。
	req := httptest.NewRequest(http.MethodPost, "/api/projects/"+pid+"/conversations", bytes.NewReader(mustJSON2(t, map[string]string{"title": "成员会话"})))
	req.Header.Set("Authorization", "Bearer "+bob)
	req.Header.Set("Content-Type", "application/json")
	rec = httptest.NewRecorder()
	h.ServeHTTP(rec, req)
	if rec.Code != http.StatusOK {
		t.Fatalf("member create conversation: %d %s（须放行）", rec.Code, rec.Body.String())
	}

	// 撤销：列表回到 0，建会话 404（不泄露存在性）。
	srv.SetProjectAuthorizer(func(owner string, projectID core.ID) (bool, error) { return false, nil })
	_, list = call(bob, http.MethodGet, "/api/projects")
	if len(list) != 0 {
		t.Fatalf("after revoke: bob sees %d, want 0", len(list))
	}
	req = httptest.NewRequest(http.MethodPost, "/api/projects/"+pid+"/conversations", bytes.NewReader(mustJSON2(t, map[string]string{"title": "x"})))
	req.Header.Set("Authorization", "Bearer "+bob)
	req.Header.Set("Content-Type", "application/json")
	rec = httptest.NewRecorder()
	h.ServeHTTP(rec, req)
	if rec.Code != http.StatusNotFound {
		t.Fatalf("after revoke: create conversation = %d, want 404", rec.Code)
	}
}