package rules

import (
	"github.com/betterleaks/betterleaks/cmd/generate/config/utils"
	"github.com/betterleaks/betterleaks/cmd/generate/secrets"
	"github.com/betterleaks/betterleaks/config"
)

func CursorAPIKey() *config.Rule {
	r := config.Rule{
		RuleID:      "cursor-api-key",
		Description: "Detected a Cursor Integrations API Key, which may expose AI-assisted development services to unauthorized access.",
		Regex:       utils.GenerateSemiGenericRegex([]string{"cursor"}, `key_[0-9a-f]{64}`, true),
		Keywords:    []string{"cursor"},
		ValidateCEL: `cel.bind(r,
  http.get("https://api.cursor.com/v0/me", {
    "Accept": "application/json",
    "Authorization": "Basic " + base64.encode(bytes(finding["secret"]))
  }),
  r.status == 200 && r.body.contains('"userEmail"') ? {
    "result": "valid"
  } : r.status in [401, 403] ? {
    "result": "invalid",
    "reason": "Unauthorized"
  } : unknown(r)
)`,
		Filter: `entropy(finding["secret"]) <= 3.5`,
	}

	tps := utils.GenerateSampleSecrets("cursor", "key_"+secrets.NewSecretWithEntropy(utils.Hex("64"), 3.5))
	fps := []string{
		// Too short
		`cursor_key = key_8c5a7657fc397e114def1b51dd52041`,
		// Wrong prefix
		`cursor_key = tok_8c5a7657fc397e114def1b51dd520410ad50ece61e30b64261ff369ab275ef29`,
	}
	return utils.Validate(r, tps, fps)
}
