package integration_test

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

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

func TestGrowthFunnelDefinitionWrite(t *testing.T) {
	r, pool := setupAPIPool(t)
	ctx := context.Background()
	tok := adminLogin(t, r, "admin", "change-me")

	code := fmt.Sprintf("fn_w_%d", time.Now().UnixNano()%1_000_000)
	body := map[string]any{"code": code, "title": "测试漏斗", "active": true}
	env, httpCode := doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/analytics/funnel-definitions", body, tok)
	if httpCode != 200 || env.Code != 0 {
		t.Fatalf("create http=%d code=%d msg=%s", httpCode, env.Code, env.Message)
	}
	var created struct {
		ID     string `json:"id"`
		Code   string `json:"code"`
		Active bool   `json:"active"`
	}
	_ = json.Unmarshal(env.Data, &created)
	if created.ID == "" || created.Code != code || !created.Active {
		t.Fatalf("bad create %#v", created)
	}
	t.Cleanup(func() {
		_, _ = pool.Exec(ctx, `DELETE FROM funnel_definitions WHERE id=$1`, created.ID)
	})

	_, httpCode = doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/analytics/funnel-definitions", body, tok)
	if httpCode != http.StatusConflict {
		t.Fatalf("dup expected 409 got %d", httpCode)
	}

	env, httpCode = doAdminJSON(t, r, http.MethodGet, "/api/v1/admin/analytics/funnel-definitions", nil, tok)
	if httpCode != 200 {
		t.Fatalf("list %d", httpCode)
	}
	var list struct {
		Items []struct {
			Code   string `json:"code"`
			Active bool   `json:"active"`
		} `json:"items"`
	}
	_ = json.Unmarshal(env.Data, &list)
	found := false
	for _, it := range list.Items {
		if it.Code == code && it.Active {
			found = true
			break
		}
	}
	if !found {
		t.Fatalf("missing active in list %#v", list.Items)
	}

	body["active"] = false
	body["title"] = "测试漏斗下架"
	env, httpCode = doAdminJSON(t, r, http.MethodPut, "/api/v1/admin/analytics/funnel-definitions/"+created.ID, body, tok)
	if httpCode != 200 {
		t.Fatalf("update %d", httpCode)
	}
	var updated struct {
		Active bool   `json:"active"`
		Title  string `json:"title"`
	}
	_ = json.Unmarshal(env.Data, &updated)
	if updated.Active || updated.Title != "测试漏斗下架" {
		t.Fatalf("bad update %#v", updated)
	}

	var n int
	_ = pool.QueryRow(ctx, `
		SELECT COUNT(*) FROM admin_audit_logs
		WHERE action IN ('growth.funnel_definition.create','growth.funnel_definition.update') AND target_id=$1`,
		created.ID).Scan(&n)
	if n < 2 {
		t.Fatalf("audit %d", n)
	}

	limitedRoleID := uuid.New()
	_, _ = pool.Exec(ctx, `INSERT INTO admin_roles(id, name, system) VALUES ($1,$2,false)`,
		limitedRoleID, "fn_ro_"+limitedRoleID.String()[:8])
	_, _ = pool.Exec(ctx, `INSERT INTO admin_role_permissions(role_id, code) VALUES ($1,'admin.growth.read')`, limitedRoleID)
	hash, _ := bcrypt.GenerateFromPassword([]byte("ro-pass"), bcrypt.DefaultCost)
	roUser := fmt.Sprintf("fnro_%d", time.Now().UnixNano())
	_, _ = pool.Exec(ctx, `INSERT INTO admin_accounts(username, password_hash, role_id) VALUES ($1,$2,$3)`,
		roUser, string(hash), limitedRoleID)
	t.Cleanup(func() {
		_, _ = pool.Exec(ctx, `DELETE FROM admin_accounts WHERE username=$1`, roUser)
		_, _ = pool.Exec(ctx, `DELETE FROM admin_roles WHERE id=$1`, limitedRoleID)
	})
	roTok := adminLogin(t, r, roUser, "ro-pass")
	_, httpCode = doAdminJSON(t, r, http.MethodPost, "/api/v1/admin/analytics/funnel-definitions", map[string]any{
		"code": "x_ro", "title": "no", "active": true,
	}, roTok)
	if httpCode != http.StatusForbidden {
		t.Fatalf("expected 403 got %d", httpCode)
	}
}