package integration_test

import (
	"context"
	"encoding/json"
	"net/http"
	"strings"
	"testing"
	"time"

	"github.com/google/uuid"
	"golang.org/x/crypto/bcrypt"

	"github.com/yuxingu/digital-psychology/apps/api/internal/config"
	"github.com/yuxingu/digital-psychology/apps/api/internal/db"
)

func TestOpsESystemRBACBanPush(t *testing.T) {
	r, _ := setupAPI(t)

	env, code := doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/auth/login", map[string]string{
		"username": "admin",
		"password": "change-me",
	}, "")
	if code != 200 || env.Code != 0 {
		t.Fatalf("super login failed http=%d code=%d msg=%s", code, env.Code, env.Message)
	}
	var login struct {
		Token string `json:"token"`
		Admin struct {
			ID   string `json:"id"`
			Role string `json:"role"`
		} `json:"admin"`
	}
	if err := json.Unmarshal(env.Data, &login); err != nil || login.Token == "" {
		t.Fatalf("login parse: %v %s", err, env.Data)
	}
	if login.Admin.Role != "super" {
		t.Fatalf("bootstrap admin role want super got %q", login.Admin.Role)
	}
	superTok := login.Token

	opsUser := "ops_" + uuid.NewString()[:8]
	opsPass := "ops-pass-1"
	insertOpsAdmin(t, opsUser, opsPass)

	env, code = doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/auth/login", map[string]string{
		"username": opsUser,
		"password": opsPass,
	}, "")
	if code != 200 || env.Code != 0 {
		t.Fatalf("ops login failed http=%d code=%d msg=%s", code, env.Code, env.Message)
	}
	_ = json.Unmarshal(env.Data, &login)
	opsTok := login.Token
	if login.Admin.Role != "ops" {
		t.Fatalf("ops role want ops got %q", login.Admin.Role)
	}

	env, code = doAdminJSON(t, r, http.MethodPut, "/api/v1/admin/membership/plan-prices", map[string]any{
		"items": []map[string]any{{"plan": "month", "display_cents": 990}},
	}, opsTok)
	if code != http.StatusForbidden || env.Code != 40301 {
		t.Fatalf("ops put prices want 40301, got http=%d code=%d", code, env.Code)
	}

	env, code = doAdminJSON(t, r, http.MethodGet, "/api/v1/admin/admins", nil, opsTok)
	if code != http.StatusForbidden || env.Code != 40301 {
		t.Fatalf("ops list admins want 40301, got http=%d code=%d", code, env.Code)
	}

	key := mustRegister(t, r)
	env, code = doAdminJSON(t, r, http.MethodGet, "/api/v1/admin/users", nil, opsTok)
	if code != 200 || env.Code != 0 {
		t.Fatalf("ops list users failed http=%d code=%d", code, env.Code)
	}
	var list struct {
		Items []struct {
			ID string `json:"id"`
		} `json:"items"`
	}
	if err := json.Unmarshal(env.Data, &list); err != nil || len(list.Items) == 0 {
		t.Fatalf("users: %v %s", err, env.Data)
	}
	userID := list.Items[0].ID

	env, code = doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/users/"+userID+"/membership/grant", map[string]string{
		"plan": "month",
	}, opsTok)
	if code != http.StatusForbidden || env.Code != 40301 {
		t.Fatalf("ops grant want 40301, got http=%d code=%d", code, env.Code)
	}

	env, code = doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/users/"+userID+"/ban", nil, opsTok)
	if code != 200 || env.Code != 0 {
		t.Fatalf("ban failed http=%d code=%d msg=%s", code, env.Code, env.Message)
	}

	env, _, httpStatus := doJSONExpect(t, r, http.MethodGet, "/api/v1/profiles", nil, key, 40310)
	if httpStatus != http.StatusForbidden {
		t.Fatalf("banned device want HTTP 403, got %d code=%d", httpStatus, env.Code)
	}

	env, code = doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/users/"+userID+"/unban", nil, opsTok)
	if code != 200 || env.Code != 0 {
		t.Fatalf("unban failed http=%d code=%d", code, env.Code)
	}
	_, key = doJSON(t, r, http.MethodGet, "/api/v1/profiles", nil, key)

	env, code = doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/push-jobs", map[string]string{
		"title": "测试推送",
		"body":  "不下发",
	}, opsTok)
	if code != 200 || env.Code != 0 {
		t.Fatalf("create push failed http=%d code=%d msg=%s", code, env.Code, env.Message)
	}
	var job struct {
		ID     string `json:"id"`
		Status string `json:"status"`
	}
	if err := json.Unmarshal(env.Data, &job); err != nil || job.ID == "" || job.Status != "draft" {
		t.Fatalf("push job: %v %s", err, env.Data)
	}
	env, code = doAdminJSON(t, r, http.MethodPatch, "/api/v1/admin/push-jobs/"+job.ID, map[string]string{
		"status": "cancelled",
	}, opsTok)
	if code != 200 || env.Code != 0 {
		t.Fatalf("cancel push failed http=%d code=%d", code, env.Code)
	}

	env, code = doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/push-jobs", map[string]string{
		"title": strings.Repeat("超", 129),
		"body":  "too long",
	}, opsTok)
	if code != http.StatusBadRequest || env.Code != 40055 {
		t.Fatalf("long title want 40055, got http=%d code=%d", code, env.Code)
	}

	env, code = doAdminJSON(t, r, http.MethodGet, "/api/v1/admin/admins", nil, superTok)
	if code != 200 || env.Code != 0 {
		t.Fatalf("list admins as super failed")
	}
	var admins struct {
		Items []struct {
			ID   string `json:"id"`
			Role string `json:"role"`
		} `json:"items"`
	}
	if err := json.Unmarshal(env.Data, &admins); err != nil {
		t.Fatalf("admins parse: %v", err)
	}
	var soleSuper string
	superCount := 0
	for _, a := range admins.Items {
		if a.Role == "super" {
			superCount++
			soleSuper = a.ID
		}
	}
	if superCount != 1 || soleSuper == "" {
		t.Fatalf("want exactly 1 super, got %d", superCount)
	}
	env, code = doAdminJSON(t, r, http.MethodPatch, "/api/v1/admin/admins/"+soleSuper, map[string]string{
		"role": "ops",
	}, superTok)
	if code != http.StatusConflict || env.Code != 40901 {
		t.Fatalf("demote last super want 40901, got http=%d code=%d msg=%s", code, env.Code, env.Message)
	}

	env, code = doAdminJSON(t, r, http.MethodGet, "/api/v1/admin/me", nil, superTok)
	if code != 200 || env.Code != 0 {
		t.Fatalf("super me failed")
	}
	_ = env
}

func insertOpsAdmin(t *testing.T, username, password string) {
	t.Helper()
	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
	defer cancel()
	cfg := config.Load()
	pool, err := db.Connect(ctx, cfg.DatabaseURL)
	if err != nil {
		t.Fatalf("connect: %v", err)
	}
	defer pool.Close()
	hash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
	if err != nil {
		t.Fatalf("hash: %v", err)
	}
	_, err = pool.Exec(ctx, `
		INSERT INTO admin_accounts(username, password_hash, role, status)
		VALUES ($1,$2,'ops','active')`, username, string(hash))
	if err != nil {
		t.Fatalf("insert ops admin: %v", err)
	}
}