-- CreateTable
CREATE TABLE `PdfTemplate` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `name` VARCHAR(191) NOT NULL,
    `description` VARCHAR(191) NULL,
    `providerName` VARCHAR(191) NULL,
    `templatePath` VARCHAR(191) NOT NULL,
    `originalName` VARCHAR(191) NOT NULL,
    `fieldMapping` LONGTEXT NOT NULL,
    `phoneFieldPrefix` VARCHAR(191) NULL,
    `maxPhoneFields` INTEGER NULL DEFAULT 8,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `PdfTemplate_name_key`(`name`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `EmailLog` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `fromAddress` VARCHAR(191) NOT NULL,
    `toAddress` VARCHAR(191) NOT NULL,
    `subject` VARCHAR(191) NOT NULL,
    `context` VARCHAR(191) NOT NULL,
    `customerId` INTEGER NULL,
    `triggeredBy` VARCHAR(191) NULL,
    `smtpServer` VARCHAR(191) NOT NULL,
    `smtpPort` INTEGER NOT NULL,
    `smtpEncryption` VARCHAR(191) NOT NULL,
    `smtpUser` VARCHAR(191) NOT NULL,
    `success` BOOLEAN NOT NULL,
    `messageId` VARCHAR(191) NULL,
    `errorMessage` TEXT NULL,
    `smtpResponse` TEXT NULL,
    `sentAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),

    INDEX `EmailLog_sentAt_idx`(`sentAt`),
    INDEX `EmailLog_customerId_idx`(`customerId`),
    INDEX `EmailLog_success_idx`(`success`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `AppSetting` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `key` VARCHAR(191) NOT NULL,
    `value` TEXT NOT NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `AppSetting_key_key`(`key`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `User` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `email` VARCHAR(191) NOT NULL,
    `password` VARCHAR(191) NOT NULL,
    `firstName` VARCHAR(191) NOT NULL,
    `lastName` VARCHAR(191) NOT NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `tokenInvalidatedAt` DATETIME(3) NULL,
    `passwordResetToken` VARCHAR(191) NULL,
    `passwordResetExpiresAt` DATETIME(3) NULL,
    `whatsappNumber` VARCHAR(191) NULL,
    `telegramUsername` VARCHAR(191) NULL,
    `signalNumber` VARCHAR(191) NULL,
    `customerId` INTEGER NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `User_email_key`(`email`),
    UNIQUE INDEX `User_passwordResetToken_key`(`passwordResetToken`),
    UNIQUE INDEX `User_customerId_key`(`customerId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `Role` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `name` VARCHAR(191) NOT NULL,
    `description` VARCHAR(191) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `Role_name_key`(`name`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `Permission` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `resource` VARCHAR(191) NOT NULL,
    `action` VARCHAR(191) NOT NULL,

    UNIQUE INDEX `Permission_resource_action_key`(`resource`, `action`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `RolePermission` (
    `roleId` INTEGER NOT NULL,
    `permissionId` INTEGER NOT NULL,

    PRIMARY KEY (`roleId`, `permissionId`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `UserRole` (
    `userId` INTEGER NOT NULL,
    `roleId` INTEGER NOT NULL,

    PRIMARY KEY (`userId`, `roleId`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `Customer` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerNumber` VARCHAR(191) NOT NULL,
    `type` ENUM('PRIVATE', 'BUSINESS') NOT NULL DEFAULT 'PRIVATE',
    `salutation` VARCHAR(191) NULL,
    `firstName` VARCHAR(191) NOT NULL,
    `lastName` VARCHAR(191) NOT NULL,
    `companyName` VARCHAR(191) NULL,
    `foundingDate` DATETIME(3) NULL,
    `birthDate` DATETIME(3) NULL,
    `birthPlace` VARCHAR(191) NULL,
    `email` VARCHAR(191) NULL,
    `phone` VARCHAR(191) NULL,
    `mobile` VARCHAR(191) NULL,
    `taxNumber` VARCHAR(191) NULL,
    `businessRegistrationPath` VARCHAR(191) NULL,
    `commercialRegisterPath` VARCHAR(191) NULL,
    `commercialRegisterNumber` VARCHAR(191) NULL,
    `privacyPolicyPath` VARCHAR(191) NULL,
    `consentHash` VARCHAR(191) NULL,
    `notes` TEXT NULL,
    `portalEnabled` BOOLEAN NOT NULL DEFAULT false,
    `portalEmail` VARCHAR(191) NULL,
    `portalPasswordHash` VARCHAR(191) NULL,
    `portalPasswordEncrypted` VARCHAR(191) NULL,
    `portalLastLogin` DATETIME(3) NULL,
    `portalPasswordResetToken` VARCHAR(191) NULL,
    `portalPasswordResetExpiresAt` DATETIME(3) NULL,
    `portalTokenInvalidatedAt` DATETIME(3) NULL,
    `lastBirthdayGreetingYear` INTEGER NULL,
    `useInformalAddress` BOOLEAN NOT NULL DEFAULT false,
    `autoBirthdayGreeting` BOOLEAN NOT NULL DEFAULT false,
    `autoBirthdayChannel` VARCHAR(191) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `Customer_customerNumber_key`(`customerNumber`),
    UNIQUE INDEX `Customer_consentHash_key`(`consentHash`),
    UNIQUE INDEX `Customer_portalEmail_key`(`portalEmail`),
    UNIQUE INDEX `Customer_portalPasswordResetToken_key`(`portalPasswordResetToken`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `CustomerRepresentative` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerId` INTEGER NOT NULL,
    `representativeId` INTEGER NOT NULL,
    `notes` VARCHAR(191) NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `CustomerRepresentative_customerId_representativeId_key`(`customerId`, `representativeId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `RepresentativeAuthorization` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerId` INTEGER NOT NULL,
    `representativeId` INTEGER NOT NULL,
    `isGranted` BOOLEAN NOT NULL DEFAULT false,
    `grantedAt` DATETIME(3) NULL,
    `withdrawnAt` DATETIME(3) NULL,
    `source` VARCHAR(191) NULL,
    `documentPath` VARCHAR(191) NULL,
    `notes` TEXT NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `RepresentativeAuthorization_customerId_representativeId_key`(`customerId`, `representativeId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `Address` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerId` INTEGER NOT NULL,
    `type` ENUM('DELIVERY_RESIDENCE', 'BILLING') NOT NULL DEFAULT 'DELIVERY_RESIDENCE',
    `street` VARCHAR(191) NOT NULL,
    `houseNumber` VARCHAR(191) NOT NULL,
    `postalCode` VARCHAR(191) NOT NULL,
    `city` VARCHAR(191) NOT NULL,
    `country` VARCHAR(191) NOT NULL DEFAULT 'Deutschland',
    `isDefault` BOOLEAN NOT NULL DEFAULT false,
    `ownerCompany` VARCHAR(191) NULL,
    `ownerFirstName` VARCHAR(191) NULL,
    `ownerLastName` VARCHAR(191) NULL,
    `ownerStreet` VARCHAR(191) NULL,
    `ownerHouseNumber` VARCHAR(191) NULL,
    `ownerPostalCode` VARCHAR(191) NULL,
    `ownerCity` VARCHAR(191) NULL,
    `ownerPhone` VARCHAR(191) NULL,
    `ownerMobile` VARCHAR(191) NULL,
    `ownerEmail` VARCHAR(191) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `BankCard` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerId` INTEGER NOT NULL,
    `accountHolder` VARCHAR(191) NOT NULL,
    `iban` VARCHAR(191) NOT NULL,
    `bic` VARCHAR(191) NULL,
    `bankName` VARCHAR(191) NULL,
    `expiryDate` DATETIME(3) NULL,
    `documentPath` VARCHAR(191) NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `IdentityDocument` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerId` INTEGER NOT NULL,
    `type` ENUM('ID_CARD', 'PASSPORT', 'DRIVERS_LICENSE', 'OTHER') NOT NULL DEFAULT 'ID_CARD',
    `documentNumber` VARCHAR(191) NOT NULL,
    `issuingAuthority` VARCHAR(191) NULL,
    `issueDate` DATETIME(3) NULL,
    `expiryDate` DATETIME(3) NULL,
    `documentPath` VARCHAR(191) NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `licenseClasses` VARCHAR(191) NULL,
    `licenseIssueDate` DATETIME(3) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `EmailProviderConfig` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `name` VARCHAR(191) NOT NULL,
    `type` ENUM('PLESK', 'CPANEL', 'DIRECTADMIN') NOT NULL,
    `apiUrl` VARCHAR(191) NOT NULL,
    `apiKey` VARCHAR(191) NULL,
    `username` VARCHAR(191) NULL,
    `passwordEncrypted` VARCHAR(191) NULL,
    `domain` VARCHAR(191) NOT NULL,
    `defaultForwardEmail` VARCHAR(191) NULL,
    `imapServer` VARCHAR(191) NULL,
    `imapPort` INTEGER NULL DEFAULT 993,
    `smtpServer` VARCHAR(191) NULL,
    `smtpPort` INTEGER NULL DEFAULT 465,
    `imapEncryption` ENUM('SSL', 'STARTTLS', 'NONE') NOT NULL DEFAULT 'SSL',
    `smtpEncryption` ENUM('SSL', 'STARTTLS', 'NONE') NOT NULL DEFAULT 'SSL',
    `allowSelfSignedCerts` BOOLEAN NOT NULL DEFAULT false,
    `systemEmailAddress` VARCHAR(191) NULL,
    `systemEmailPasswordEncrypted` VARCHAR(191) NULL,
    `customerEmailLabel` VARCHAR(191) NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `isDefault` BOOLEAN NOT NULL DEFAULT false,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `EmailProviderConfig_name_key`(`name`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `StressfreiEmail` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerId` INTEGER NOT NULL,
    `email` VARCHAR(191) NOT NULL,
    `platform` VARCHAR(191) NULL,
    `notes` TEXT NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `isProvisioned` BOOLEAN NOT NULL DEFAULT false,
    `provisionedAt` DATETIME(3) NULL,
    `provisionError` TEXT NULL,
    `hasMailbox` BOOLEAN NOT NULL DEFAULT false,
    `emailPasswordEncrypted` VARCHAR(191) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `CachedEmail` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `stressfreiEmailId` INTEGER NOT NULL,
    `folder` ENUM('INBOX', 'SENT') NOT NULL DEFAULT 'INBOX',
    `messageId` VARCHAR(191) NOT NULL,
    `uid` INTEGER NOT NULL,
    `subject` VARCHAR(191) NULL,
    `fromAddress` VARCHAR(191) NOT NULL,
    `fromName` VARCHAR(191) NULL,
    `toAddresses` TEXT NOT NULL,
    `ccAddresses` TEXT NULL,
    `receivedAt` DATETIME(3) NOT NULL,
    `textBody` LONGTEXT NULL,
    `htmlBody` LONGTEXT NULL,
    `hasAttachments` BOOLEAN NOT NULL DEFAULT false,
    `attachmentNames` TEXT NULL,
    `contractId` INTEGER NULL,
    `assignedAt` DATETIME(3) NULL,
    `assignedBy` INTEGER NULL,
    `isAutoAssigned` BOOLEAN NOT NULL DEFAULT false,
    `isRead` BOOLEAN NOT NULL DEFAULT false,
    `isStarred` BOOLEAN NOT NULL DEFAULT false,
    `isDeleted` BOOLEAN NOT NULL DEFAULT false,
    `deletedAt` DATETIME(3) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    INDEX `CachedEmail_contractId_idx`(`contractId`),
    INDEX `CachedEmail_stressfreiEmailId_folder_receivedAt_idx`(`stressfreiEmailId`, `folder`, `receivedAt`),
    INDEX `CachedEmail_stressfreiEmailId_isDeleted_idx`(`stressfreiEmailId`, `isDeleted`),
    UNIQUE INDEX `CachedEmail_stressfreiEmailId_messageId_folder_key`(`stressfreiEmailId`, `messageId`, `folder`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `Meter` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerId` INTEGER NOT NULL,
    `meterNumber` VARCHAR(191) NOT NULL,
    `type` ENUM('ELECTRICITY', 'GAS') NOT NULL,
    `tariffModel` ENUM('SINGLE', 'DUAL') NOT NULL DEFAULT 'SINGLE',
    `location` VARCHAR(191) NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `MeterReading` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `meterId` INTEGER NOT NULL,
    `readingDate` DATETIME(3) NOT NULL,
    `value` DOUBLE NOT NULL,
    `valueNt` DOUBLE NULL,
    `unit` VARCHAR(191) NOT NULL DEFAULT 'kWh',
    `notes` VARCHAR(191) NULL,
    `reportedBy` VARCHAR(191) NULL,
    `status` ENUM('RECORDED', 'REPORTED', 'TRANSFERRED') NOT NULL DEFAULT 'RECORDED',
    `transferredAt` DATETIME(3) NULL,
    `transferredBy` VARCHAR(191) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `SalesPlatform` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `name` VARCHAR(191) NOT NULL,
    `contactInfo` TEXT NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `SalesPlatform_name_key`(`name`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `CancellationPeriod` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `code` VARCHAR(191) NOT NULL,
    `description` VARCHAR(191) NOT NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `CancellationPeriod_code_key`(`code`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `ContractDuration` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `code` VARCHAR(191) NOT NULL,
    `description` VARCHAR(191) NOT NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `ContractDuration_code_key`(`code`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `Provider` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `name` VARCHAR(191) NOT NULL,
    `portalUrl` VARCHAR(191) NULL,
    `usernameFieldName` VARCHAR(191) NULL,
    `passwordFieldName` VARCHAR(191) NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `Provider_name_key`(`name`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `Tariff` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `providerId` INTEGER NOT NULL,
    `name` VARCHAR(191) NOT NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `Tariff_providerId_name_key`(`providerId`, `name`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `ContractCategory` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `code` VARCHAR(191) NOT NULL,
    `name` VARCHAR(191) NOT NULL,
    `icon` VARCHAR(191) NULL,
    `color` VARCHAR(191) NULL,
    `sortOrder` INTEGER NOT NULL DEFAULT 0,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `ContractCategory_code_key`(`code`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `Contract` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `contractNumber` VARCHAR(191) NOT NULL,
    `customerId` INTEGER NOT NULL,
    `type` ENUM('ELECTRICITY', 'GAS', 'DSL', 'CABLE', 'FIBER', 'MOBILE', 'TV', 'CAR_INSURANCE') NOT NULL,
    `status` ENUM('DRAFT', 'PENDING', 'ACTIVE', 'CANCELLED', 'EXPIRED', 'DEACTIVATED') NOT NULL DEFAULT 'DRAFT',
    `contractCategoryId` INTEGER NULL,
    `addressId` INTEGER NULL,
    `billingAddressId` INTEGER NULL,
    `bankCardId` INTEGER NULL,
    `identityDocumentId` INTEGER NULL,
    `salesPlatformId` INTEGER NULL,
    `cancellationPeriodId` INTEGER NULL,
    `contractDurationId` INTEGER NULL,
    `previousContractId` INTEGER NULL,
    `previousProviderId` INTEGER NULL,
    `previousCustomerNumber` VARCHAR(191) NULL,
    `previousContractNumber` VARCHAR(191) NULL,
    `providerId` INTEGER NULL,
    `tariffId` INTEGER NULL,
    `providerName` VARCHAR(191) NULL,
    `tariffName` VARCHAR(191) NULL,
    `customerNumberAtProvider` VARCHAR(191) NULL,
    `contractNumberAtProvider` VARCHAR(191) NULL,
    `priceFirst12Months` VARCHAR(191) NULL,
    `priceFrom13Months` VARCHAR(191) NULL,
    `priceAfter24Months` VARCHAR(191) NULL,
    `startDate` DATETIME(3) NULL,
    `endDate` DATETIME(3) NULL,
    `commission` DOUBLE NULL,
    `cancellationLetterPath` VARCHAR(191) NULL,
    `cancellationConfirmationPath` VARCHAR(191) NULL,
    `cancellationLetterOptionsPath` VARCHAR(191) NULL,
    `cancellationConfirmationOptionsPath` VARCHAR(191) NULL,
    `cancellationConfirmationDate` DATETIME(3) NULL,
    `cancellationConfirmationOptionsDate` DATETIME(3) NULL,
    `wasSpecialCancellation` BOOLEAN NOT NULL DEFAULT false,
    `portalUsername` VARCHAR(191) NULL,
    `portalPasswordEncrypted` VARCHAR(191) NULL,
    `stressfreiEmailId` INTEGER NULL,
    `nextReviewDate` DATETIME(3) NULL,
    `notes` TEXT NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `Contract_contractNumber_key`(`contractNumber`),
    UNIQUE INDEX `Contract_previousContractId_key`(`previousContractId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `ContractDocument` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `contractId` INTEGER NOT NULL,
    `documentType` VARCHAR(191) NOT NULL,
    `documentPath` VARCHAR(191) NOT NULL,
    `originalName` VARCHAR(191) NOT NULL,
    `notes` TEXT NULL,
    `uploadedBy` VARCHAR(191) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),

    INDEX `ContractDocument_contractId_idx`(`contractId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `ContractHistoryEntry` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `contractId` INTEGER NOT NULL,
    `title` VARCHAR(191) NOT NULL,
    `description` TEXT NULL,
    `isAutomatic` BOOLEAN NOT NULL DEFAULT false,
    `createdBy` VARCHAR(191) NOT NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `ContractTask` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `contractId` INTEGER NOT NULL,
    `title` VARCHAR(191) NOT NULL,
    `description` TEXT NULL,
    `status` ENUM('OPEN', 'COMPLETED') NOT NULL DEFAULT 'OPEN',
    `visibleInPortal` BOOLEAN NOT NULL DEFAULT false,
    `createdBy` VARCHAR(191) NULL,
    `completedAt` DATETIME(3) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `ContractTaskSubtask` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `taskId` INTEGER NOT NULL,
    `title` VARCHAR(191) NOT NULL,
    `status` ENUM('OPEN', 'COMPLETED') NOT NULL DEFAULT 'OPEN',
    `createdBy` VARCHAR(191) NULL,
    `completedAt` DATETIME(3) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `EnergyContractDetails` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `contractId` INTEGER NOT NULL,
    `meterId` INTEGER NULL,
    `maloId` VARCHAR(191) NULL,
    `annualConsumption` DOUBLE NULL,
    `annualConsumptionKwh` DOUBLE NULL,
    `basePrice` DOUBLE NULL,
    `unitPrice` DOUBLE NULL,
    `unitPriceNt` DOUBLE NULL,
    `bonus` DOUBLE NULL,
    `previousProviderName` VARCHAR(191) NULL,
    `previousCustomerNumber` VARCHAR(191) NULL,

    UNIQUE INDEX `EnergyContractDetails_contractId_key`(`contractId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `ContractMeter` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `energyContractDetailsId` INTEGER NOT NULL,
    `meterId` INTEGER NOT NULL,
    `position` INTEGER NOT NULL DEFAULT 0,
    `installedAt` DATETIME(3) NULL,
    `removedAt` DATETIME(3) NULL,
    `finalReading` DOUBLE NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),

    INDEX `ContractMeter_energyContractDetailsId_idx`(`energyContractDetailsId`),
    UNIQUE INDEX `ContractMeter_energyContractDetailsId_meterId_key`(`energyContractDetailsId`, `meterId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `Invoice` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `energyContractDetailsId` INTEGER NULL,
    `contractId` INTEGER NULL,
    `invoiceDate` DATETIME(3) NOT NULL,
    `invoiceType` ENUM('INTERIM', 'FINAL', 'NOT_AVAILABLE') NOT NULL,
    `documentPath` VARCHAR(191) NULL,
    `notes` VARCHAR(191) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    INDEX `Invoice_energyContractDetailsId_idx`(`energyContractDetailsId`),
    INDEX `Invoice_contractId_idx`(`contractId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `InternetContractDetails` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `contractId` INTEGER NOT NULL,
    `downloadSpeed` INTEGER NULL,
    `uploadSpeed` INTEGER NULL,
    `routerModel` VARCHAR(191) NULL,
    `routerSerialNumber` VARCHAR(191) NULL,
    `installationDate` DATETIME(3) NULL,
    `internetUsername` VARCHAR(191) NULL,
    `internetPasswordEncrypted` VARCHAR(191) NULL,
    `propertyType` VARCHAR(191) NULL,
    `propertyLocation` VARCHAR(191) NULL,
    `connectionLocation` VARCHAR(191) NULL,
    `homeId` VARCHAR(191) NULL,
    `activationCode` VARCHAR(191) NULL,

    UNIQUE INDEX `InternetContractDetails_contractId_key`(`contractId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `PhoneNumber` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `internetContractDetailsId` INTEGER NOT NULL,
    `phoneNumber` VARCHAR(191) NOT NULL,
    `isMain` BOOLEAN NOT NULL DEFAULT false,
    `sipUsername` VARCHAR(191) NULL,
    `sipPasswordEncrypted` VARCHAR(191) NULL,
    `sipServer` VARCHAR(191) NULL,

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `MobileContractDetails` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `contractId` INTEGER NOT NULL,
    `requiresMultisim` BOOLEAN NOT NULL DEFAULT false,
    `dataVolume` DOUBLE NULL,
    `includedMinutes` INTEGER NULL,
    `includedSMS` INTEGER NULL,
    `deviceModel` VARCHAR(191) NULL,
    `deviceImei` VARCHAR(191) NULL,
    `phoneNumber` VARCHAR(191) NULL,
    `simCardNumber` VARCHAR(191) NULL,

    UNIQUE INDEX `MobileContractDetails_contractId_key`(`contractId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `SimCard` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `mobileDetailsId` INTEGER NOT NULL,
    `phoneNumber` VARCHAR(191) NULL,
    `simCardNumber` VARCHAR(191) NULL,
    `pin` VARCHAR(191) NULL,
    `puk` VARCHAR(191) NULL,
    `isMultisim` BOOLEAN NOT NULL DEFAULT false,
    `isMain` BOOLEAN NOT NULL DEFAULT false,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `TvContractDetails` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `contractId` INTEGER NOT NULL,
    `receiverModel` VARCHAR(191) NULL,
    `smartcardNumber` VARCHAR(191) NULL,
    `package` VARCHAR(191) NULL,

    UNIQUE INDEX `TvContractDetails_contractId_key`(`contractId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `CarInsuranceDetails` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `contractId` INTEGER NOT NULL,
    `licensePlate` VARCHAR(191) NULL,
    `hsn` VARCHAR(191) NULL,
    `tsn` VARCHAR(191) NULL,
    `vin` VARCHAR(191) NULL,
    `vehicleType` VARCHAR(191) NULL,
    `firstRegistration` DATETIME(3) NULL,
    `noClaimsClass` VARCHAR(191) NULL,
    `insuranceType` ENUM('LIABILITY', 'PARTIAL', 'FULL') NOT NULL DEFAULT 'LIABILITY',
    `deductiblePartial` DOUBLE NULL,
    `deductibleFull` DOUBLE NULL,
    `policyNumber` VARCHAR(191) NULL,
    `previousInsurer` VARCHAR(191) NULL,

    UNIQUE INDEX `CarInsuranceDetails_contractId_key`(`contractId`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `AuditLog` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `userId` INTEGER NULL,
    `userEmail` VARCHAR(191) NOT NULL,
    `userRole` TEXT NULL,
    `customerId` INTEGER NULL,
    `isCustomerPortal` BOOLEAN NOT NULL DEFAULT false,
    `action` ENUM('CREATE', 'READ', 'UPDATE', 'DELETE', 'EXPORT', 'ANONYMIZE', 'LOGIN', 'LOGOUT', 'LOGIN_FAILED') NOT NULL,
    `sensitivity` ENUM('LOW', 'MEDIUM', 'HIGH', 'CRITICAL') NOT NULL DEFAULT 'MEDIUM',
    `resourceType` VARCHAR(191) NOT NULL,
    `resourceId` VARCHAR(191) NULL,
    `resourceLabel` VARCHAR(191) NULL,
    `endpoint` VARCHAR(191) NOT NULL,
    `httpMethod` VARCHAR(191) NOT NULL,
    `ipAddress` VARCHAR(191) NOT NULL,
    `userAgent` TEXT NULL,
    `changesBefore` LONGTEXT NULL,
    `changesAfter` LONGTEXT NULL,
    `changesEncrypted` BOOLEAN NOT NULL DEFAULT false,
    `dataSubjectId` INTEGER NULL,
    `legalBasis` VARCHAR(191) NULL,
    `success` BOOLEAN NOT NULL DEFAULT true,
    `errorMessage` TEXT NULL,
    `durationMs` INTEGER NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `hash` VARCHAR(191) NULL,
    `previousHash` VARCHAR(191) NULL,

    INDEX `AuditLog_userId_idx`(`userId`),
    INDEX `AuditLog_customerId_idx`(`customerId`),
    INDEX `AuditLog_resourceType_resourceId_idx`(`resourceType`, `resourceId`),
    INDEX `AuditLog_dataSubjectId_idx`(`dataSubjectId`),
    INDEX `AuditLog_action_idx`(`action`),
    INDEX `AuditLog_createdAt_idx`(`createdAt`),
    INDEX `AuditLog_sensitivity_idx`(`sensitivity`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `CustomerConsent` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerId` INTEGER NOT NULL,
    `consentType` ENUM('DATA_PROCESSING', 'MARKETING_EMAIL', 'MARKETING_PHONE', 'DATA_SHARING_PARTNER') NOT NULL,
    `status` ENUM('GRANTED', 'WITHDRAWN', 'PENDING') NOT NULL DEFAULT 'PENDING',
    `grantedAt` DATETIME(3) NULL,
    `withdrawnAt` DATETIME(3) NULL,
    `source` VARCHAR(191) NULL,
    `documentPath` VARCHAR(191) NULL,
    `version` VARCHAR(191) NULL,
    `ipAddress` VARCHAR(191) NULL,
    `createdBy` VARCHAR(191) NOT NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    INDEX `CustomerConsent_customerId_idx`(`customerId`),
    INDEX `CustomerConsent_consentType_idx`(`consentType`),
    INDEX `CustomerConsent_status_idx`(`status`),
    UNIQUE INDEX `CustomerConsent_customerId_consentType_key`(`customerId`, `consentType`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `DataDeletionRequest` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `customerId` INTEGER NOT NULL,
    `status` ENUM('PENDING', 'IN_PROGRESS', 'COMPLETED', 'PARTIALLY_COMPLETED', 'REJECTED') NOT NULL DEFAULT 'PENDING',
    `requestedAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `requestSource` VARCHAR(191) NOT NULL,
    `requestedBy` VARCHAR(191) NOT NULL,
    `processedAt` DATETIME(3) NULL,
    `processedBy` VARCHAR(191) NULL,
    `deletedData` LONGTEXT NULL,
    `retainedData` LONGTEXT NULL,
    `retentionReason` TEXT NULL,
    `proofDocument` VARCHAR(191) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    INDEX `DataDeletionRequest_customerId_idx`(`customerId`),
    INDEX `DataDeletionRequest_status_idx`(`status`),
    INDEX `DataDeletionRequest_requestedAt_idx`(`requestedAt`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `AuditRetentionPolicy` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `resourceType` VARCHAR(191) NOT NULL,
    `sensitivity` ENUM('LOW', 'MEDIUM', 'HIGH', 'CRITICAL') NULL,
    `retentionDays` INTEGER NOT NULL,
    `description` VARCHAR(191) NULL,
    `legalBasis` VARCHAR(191) NULL,
    `isActive` BOOLEAN NOT NULL DEFAULT true,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
    `updatedAt` DATETIME(3) NOT NULL,

    UNIQUE INDEX `AuditRetentionPolicy_resourceType_sensitivity_key`(`resourceType`, `sensitivity`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- CreateTable
CREATE TABLE `SecurityEvent` (
    `id` INTEGER NOT NULL AUTO_INCREMENT,
    `type` ENUM('LOGIN_FAILED', 'LOGIN_SUCCESS', 'RATE_LIMIT_HIT', 'ACCESS_DENIED', 'SSRF_BLOCKED', 'PASSWORD_RESET_REQUEST', 'PASSWORD_RESET_CONFIRM', 'LOGOUT', 'TOKEN_REJECTED', 'PERMISSION_CHANGED', 'SUSPICIOUS') NOT NULL,
    `severity` ENUM('INFO', 'LOW', 'MEDIUM', 'HIGH', 'CRITICAL') NOT NULL,
    `message` TEXT NOT NULL,
    `ipAddress` VARCHAR(191) NULL,
    `userId` INTEGER NULL,
    `customerId` INTEGER NULL,
    `userEmail` VARCHAR(191) NULL,
    `endpoint` VARCHAR(191) NULL,
    `details` JSON NULL,
    `alerted` BOOLEAN NOT NULL DEFAULT false,
    `alertedAt` DATETIME(3) NULL,
    `createdAt` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),

    INDEX `SecurityEvent_type_createdAt_idx`(`type`, `createdAt`),
    INDEX `SecurityEvent_severity_createdAt_idx`(`severity`, `createdAt`),
    INDEX `SecurityEvent_ipAddress_createdAt_idx`(`ipAddress`, `createdAt`),
    INDEX `SecurityEvent_alerted_severity_idx`(`alerted`, `severity`),
    PRIMARY KEY (`id`)
) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- AddForeignKey
ALTER TABLE `User` ADD CONSTRAINT `User_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `RolePermission` ADD CONSTRAINT `RolePermission_roleId_fkey` FOREIGN KEY (`roleId`) REFERENCES `Role`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `RolePermission` ADD CONSTRAINT `RolePermission_permissionId_fkey` FOREIGN KEY (`permissionId`) REFERENCES `Permission`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `UserRole` ADD CONSTRAINT `UserRole_userId_fkey` FOREIGN KEY (`userId`) REFERENCES `User`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `UserRole` ADD CONSTRAINT `UserRole_roleId_fkey` FOREIGN KEY (`roleId`) REFERENCES `Role`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `CustomerRepresentative` ADD CONSTRAINT `CustomerRepresentative_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `CustomerRepresentative` ADD CONSTRAINT `CustomerRepresentative_representativeId_fkey` FOREIGN KEY (`representativeId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `RepresentativeAuthorization` ADD CONSTRAINT `RepresentativeAuthorization_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `RepresentativeAuthorization` ADD CONSTRAINT `RepresentativeAuthorization_representativeId_fkey` FOREIGN KEY (`representativeId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Address` ADD CONSTRAINT `Address_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `BankCard` ADD CONSTRAINT `BankCard_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `IdentityDocument` ADD CONSTRAINT `IdentityDocument_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `StressfreiEmail` ADD CONSTRAINT `StressfreiEmail_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `CachedEmail` ADD CONSTRAINT `CachedEmail_stressfreiEmailId_fkey` FOREIGN KEY (`stressfreiEmailId`) REFERENCES `StressfreiEmail`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `CachedEmail` ADD CONSTRAINT `CachedEmail_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Meter` ADD CONSTRAINT `Meter_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `MeterReading` ADD CONSTRAINT `MeterReading_meterId_fkey` FOREIGN KEY (`meterId`) REFERENCES `Meter`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Tariff` ADD CONSTRAINT `Tariff_providerId_fkey` FOREIGN KEY (`providerId`) REFERENCES `Provider`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_contractCategoryId_fkey` FOREIGN KEY (`contractCategoryId`) REFERENCES `ContractCategory`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_addressId_fkey` FOREIGN KEY (`addressId`) REFERENCES `Address`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_billingAddressId_fkey` FOREIGN KEY (`billingAddressId`) REFERENCES `Address`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_bankCardId_fkey` FOREIGN KEY (`bankCardId`) REFERENCES `BankCard`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_identityDocumentId_fkey` FOREIGN KEY (`identityDocumentId`) REFERENCES `IdentityDocument`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_salesPlatformId_fkey` FOREIGN KEY (`salesPlatformId`) REFERENCES `SalesPlatform`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_cancellationPeriodId_fkey` FOREIGN KEY (`cancellationPeriodId`) REFERENCES `CancellationPeriod`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_contractDurationId_fkey` FOREIGN KEY (`contractDurationId`) REFERENCES `ContractDuration`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_previousContractId_fkey` FOREIGN KEY (`previousContractId`) REFERENCES `Contract`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_previousProviderId_fkey` FOREIGN KEY (`previousProviderId`) REFERENCES `Provider`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_providerId_fkey` FOREIGN KEY (`providerId`) REFERENCES `Provider`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_tariffId_fkey` FOREIGN KEY (`tariffId`) REFERENCES `Tariff`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Contract` ADD CONSTRAINT `Contract_stressfreiEmailId_fkey` FOREIGN KEY (`stressfreiEmailId`) REFERENCES `StressfreiEmail`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `ContractDocument` ADD CONSTRAINT `ContractDocument_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `ContractHistoryEntry` ADD CONSTRAINT `ContractHistoryEntry_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `ContractTask` ADD CONSTRAINT `ContractTask_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `ContractTaskSubtask` ADD CONSTRAINT `ContractTaskSubtask_taskId_fkey` FOREIGN KEY (`taskId`) REFERENCES `ContractTask`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `EnergyContractDetails` ADD CONSTRAINT `EnergyContractDetails_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `EnergyContractDetails` ADD CONSTRAINT `EnergyContractDetails_meterId_fkey` FOREIGN KEY (`meterId`) REFERENCES `Meter`(`id`) ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `ContractMeter` ADD CONSTRAINT `ContractMeter_energyContractDetailsId_fkey` FOREIGN KEY (`energyContractDetailsId`) REFERENCES `EnergyContractDetails`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `ContractMeter` ADD CONSTRAINT `ContractMeter_meterId_fkey` FOREIGN KEY (`meterId`) REFERENCES `Meter`(`id`) ON DELETE RESTRICT ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Invoice` ADD CONSTRAINT `Invoice_energyContractDetailsId_fkey` FOREIGN KEY (`energyContractDetailsId`) REFERENCES `EnergyContractDetails`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `Invoice` ADD CONSTRAINT `Invoice_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `InternetContractDetails` ADD CONSTRAINT `InternetContractDetails_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `PhoneNumber` ADD CONSTRAINT `PhoneNumber_internetContractDetailsId_fkey` FOREIGN KEY (`internetContractDetailsId`) REFERENCES `InternetContractDetails`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `MobileContractDetails` ADD CONSTRAINT `MobileContractDetails_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `SimCard` ADD CONSTRAINT `SimCard_mobileDetailsId_fkey` FOREIGN KEY (`mobileDetailsId`) REFERENCES `MobileContractDetails`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `TvContractDetails` ADD CONSTRAINT `TvContractDetails_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `CarInsuranceDetails` ADD CONSTRAINT `CarInsuranceDetails_contractId_fkey` FOREIGN KEY (`contractId`) REFERENCES `Contract`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE `CustomerConsent` ADD CONSTRAINT `CustomerConsent_customerId_fkey` FOREIGN KEY (`customerId`) REFERENCES `Customer`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;