require("dotenv/config");

const { createPrismaClient } = require("../prismaClient");

const ENABLED_EXPENSE_TYPES = [
  { code: "travel_airfare", name: "机票", category: "travel" },
  { code: "travel_train", name: "火车票", category: "travel" },
  { code: "travel_taxi", name: "打车费", category: "travel" },
  { code: "travel_hotel", name: "住宿费", category: "travel" },
  { code: "travel_bus", name: "市内交通", category: "travel" },
  { code: "travel_meal", name: "差旅餐补", category: "travel" },
  { code: "travel_fuel", name: "油费", category: "travel" },
  { code: "travel_toll", name: "过路费", category: "travel" },
  { code: "travel_parking", name: "停车费", category: "travel" },
  { code: "travel_visa", name: "签证费", category: "travel" },
  { code: "rd_materials", name: "研发材料", category: "rd" },
  { code: "rd_testing", name: "测试费用", category: "rd" },
  { code: "rd_prototype", name: "样机制作", category: "rd" },
  { code: "rd_software", name: "软件订阅", category: "rd" },
  { code: "rd_external_service", name: "外部技术服务", category: "rd" },
  { code: "production_raw_material", name: "生产原材料", category: "production" },
  { code: "production_processing", name: "加工费", category: "production" },
  { code: "production_quality", name: "质量检测", category: "production" },
  { code: "production_maintenance", name: "设备维护", category: "production" },
  { code: "production_energy", name: "生产能耗", category: "production" },
  { code: "office_stationery", name: "文具耗材", category: "office" },
  { code: "office_supplies", name: "办公用品", category: "office" },
  { code: "office_property_fee", name: "物业费用", category: "office" },
  { code: "office_communication", name: "通讯费用", category: "office" },
  { code: "office_postal", name: "邮寄快递", category: "office" },
  { code: "office_cleaning", name: "保洁服务", category: "office" },
  { code: "business_client_meal", name: "客户招待", category: "business" },
  { code: "business_gift", name: "商务礼品", category: "business" },
  { code: "business_event", name: "活动执行", category: "business" },
  { code: "business_marketing", name: "营销投放", category: "business" },
  { code: "business_training", name: "培训会议", category: "business" },
  { code: "assets_equipment", name: "设备采购", category: "assets" },
  { code: "assets_furniture", name: "家具采购", category: "assets" },
  { code: "assets_it_hardware", name: "IT 硬件", category: "assets" },
  { code: "utilities", name: "水电费", category: "other" },
  { code: "rent", name: "房租租赁费", category: "other" },
  { code: "other_misc", name: "其他杂项", category: "other" },
];

const DISABLED_LEGACY_EXPENSE_TYPES = [
  { code: "transport", name: "legacy-交通费", category: "travel" },
  { code: "meal", name: "legacy-餐费", category: "business" },
  { code: "rd", name: "legacy-研发费", category: "rd" },
];

const DEFAULT_APPROVAL_RULES = [
  {
    name: "小额",
    min_amount: "0",
    max_amount: "500",
    level1_role: "manager",
    level2_role: "finance",
    level3_role: null,
    priority: 10,
  },
  {
    name: "中额",
    min_amount: "500",
    max_amount: "5000",
    level1_role: "manager",
    level2_role: "finance_mgr",
    level3_role: null,
    priority: 20,
  },
  {
    name: "大额",
    min_amount: "5000",
    max_amount: null,
    level1_role: "manager",
    level2_role: "ceo",
    level3_role: "finance_mgr",
    priority: 30,
  },
];

const DEFAULT_WORKFLOW_DEFINITION = {
  steps: [
    {
      id: "ceo_review",
      name: "总经理审批",
      type: "approval",
      assignee_rule: {
        type: "role",
        value: "ceo",
      },
    },
  ],
};

const DEFAULT_LEAVE_WORKFLOW_DEFINITION = {
  steps: [
    {
      id: "leave_approval_manager",
      name: "部门审批",
      type: "approval",
      assignee_rule: {
        type: "department_manager",
      },
    },
  ],
};

const DEFAULT_PURCHASE_WORKFLOW_DEFINITION = {
  steps: [
    {
      id: "approval_1_manager",
      name: "直属经理审批",
      type: "approval",
      assignee_rule: {
        type: "department_manager",
      },
    },
  ],
};

const DEFAULT_DOCUMENT_CATEGORIES = [
  {
    code: "reimbursement_general",
    name: "通用报销单",
    entity_type: "reimbursement",
    sequence_prefix: "BX",
    number_length: 4,
    reset_period: "yearly",
    default_workflow_key: null,
    enabled: true,
  },
  {
    code: "leave_request",
    name: "请假申请单",
    entity_type: "leave",
    sequence_prefix: "JQ",
    number_length: 4,
    reset_period: "yearly",
    default_workflow_key: null,
    enabled: true,
  },
  {
    code: "PR_STANDARD",
    name: "标准采购申请",
    entity_type: "purchase_request",
    sequence_prefix: "CG",
    number_length: 4,
    reset_period: "yearly",
    default_workflow_key: null,
    enabled: true,
  },
  {
    code: "asset_it",
    name: "IT 固资台账",
    entity_type: "asset_card",
    sequence_prefix: "ZC",
    number_length: 4,
    reset_period: "yearly",
    default_workflow_key: null,
    enabled: true,
  },
  {
    code: "general_record",
    name: "通用业务单据",
    entity_type: "general",
    sequence_prefix: "GEN",
    number_length: 4,
    reset_period: "yearly",
    default_workflow_key: null,
    enabled: true,
  },
];

const DEFAULT_FEATURE_FLAGS = [
  {
    flag_key: "erp_sync",
    override_mode: "force_off",
    rollout_type: "global",
    department_ids: [],
    note: "bootstrap default: force_off",
  },
  {
    flag_key: "invoice_verification",
    override_mode: "force_off",
    rollout_type: "global",
    department_ids: [],
    note: "bootstrap default: force_off",
  },
  {
    flag_key: "leave_holiday_calendar",
    override_mode: "force_off",
    rollout_type: "global",
    department_ids: [],
    note: "bootstrap default: force_off",
  },
];

const DEFAULT_LEAVE_TYPES = [
  {
    code: "annual_leave",
    name: "年假",
    description: "按自然日+半天粒度扣减。",
    enabled: true,
    requires_attachment: false,
    attachment_mime_types: null,
    sort_order: 10,
    annual_quota_days: "15.0",
    policy_description: "默认年度授予 15 天。",
  },
  {
    code: "sick_leave",
    name: "病假",
    description: "病假需上传诊断或病历附件。",
    enabled: true,
    requires_attachment: true,
    attachment_mime_types: ["application/pdf", "image/jpeg", "image/png"],
    sort_order: 20,
    annual_quota_days: "10.0",
    policy_description: "默认年度授予 10 天。",
  },
  {
    code: "personal_leave",
    name: "事假",
    description: "事假默认走经理审批。",
    enabled: true,
    requires_attachment: false,
    attachment_mime_types: null,
    sort_order: 30,
    annual_quota_days: "5.0",
    policy_description: "默认年度授予 5 天。",
  },
];

async function seedExpenseTypes(prisma) {
  const now = new Date();
  const allTypes = [
    ...ENABLED_EXPENSE_TYPES.map((item) => ({ ...item, enabled: true })),
    ...DISABLED_LEGACY_EXPENSE_TYPES.map((item) => ({ ...item, enabled: false })),
  ];

  for (const [index, item] of allTypes.entries()) {
    await prisma.expenseType.upsert({
      where: { code: item.code },
      update: {
        name: item.name,
        description: null,
        category: item.category,
        sort_order: index + 1,
        account_code_default: null,
        is_system_default: true,
        enabled: item.enabled,
        updated_at: now,
        updated_by: null,
      },
      create: {
        code: item.code,
        name: item.name,
        description: null,
        category: item.category,
        sort_order: index + 1,
        account_code_default: null,
        is_system_default: true,
        enabled: item.enabled,
        created_at: now,
        created_by: null,
        updated_at: now,
        updated_by: null,
      },
    });
  }
}

async function seedApprovalRules(prisma) {
  await prisma.approvalRule.deleteMany({});
  await prisma.approvalRule.createMany({
    data: DEFAULT_APPROVAL_RULES.map((item) => ({
      ...item,
      enabled: true,
      created_by: null,
      updated_by: null,
    })),
  });
}

async function seedDocumentSequence(prisma) {
  await prisma.documentSequence.upsert({
    where: { document_type: "reimbursement" },
    update: {
      prefix: "BX",
      date_format: "YYYYMMDD",
      separator: "-",
      number_length: 4,
      reset_period: "none",
    },
    create: {
      document_type: "reimbursement",
      prefix: "BX",
      date_format: "YYYYMMDD",
      separator: "-",
      number_length: 4,
      reset_period: "none",
      current_number: 0,
      updated_by: null,
    },
  });
}

async function seedDocumentCategories(prisma) {
  const now = new Date();

  for (const item of DEFAULT_DOCUMENT_CATEGORIES) {
    await prisma.documentCategory.upsert({
      where: { code: item.code },
      update: {
        name: item.name,
        entity_type: item.entity_type,
        sequence_prefix: item.sequence_prefix,
        number_length: item.number_length,
        reset_period: item.reset_period,
        default_workflow_key: item.default_workflow_key,
        enabled: item.enabled,
        archived_at: null,
        updated_at: now,
        updated_by: null,
      },
      create: {
        code: item.code,
        name: item.name,
        entity_type: item.entity_type,
        sequence_prefix: item.sequence_prefix,
        number_length: item.number_length,
        reset_period: item.reset_period,
        default_workflow_key: item.default_workflow_key,
        enabled: item.enabled,
        archived_at: null,
        created_at: now,
        created_by: null,
        updated_at: now,
        updated_by: null,
      },
    });
  }
}

async function seedFeatureFlags(prisma) {
  const now = new Date();

  for (const item of DEFAULT_FEATURE_FLAGS) {
    await prisma.featureFlag.upsert({
      where: { flag_key: item.flag_key },
      update: {
        override_mode: item.override_mode,
        rollout_type: item.rollout_type,
        department_ids: item.department_ids,
        note: item.note,
        updated_at: now,
        updated_by: null,
      },
      create: {
        flag_key: item.flag_key,
        override_mode: item.override_mode,
        rollout_type: item.rollout_type,
        department_ids: item.department_ids,
        note: item.note,
        created_at: now,
        created_by: null,
        updated_at: now,
        updated_by: null,
      },
    });
  }
}

async function seedLeaveTypes(prisma) {
  const now = new Date();

  for (const item of DEFAULT_LEAVE_TYPES) {
    const leaveType = await prisma.leaveType.upsert({
      where: { code: item.code },
      update: {
        name: item.name,
        description: item.description,
        enabled: item.enabled,
        requires_attachment: item.requires_attachment,
        attachment_mime_types: item.attachment_mime_types,
        sort_order: item.sort_order,
        updated_at: now,
        updated_by: null,
      },
      create: {
        code: item.code,
        name: item.name,
        description: item.description,
        enabled: item.enabled,
        requires_attachment: item.requires_attachment,
        attachment_mime_types: item.attachment_mime_types,
        sort_order: item.sort_order,
        created_at: now,
        created_by: null,
        updated_at: now,
        updated_by: null,
      },
      select: { id: true },
    });

    await prisma.leavePolicy.upsert({
      where: { leave_type_id: leaveType.id },
      update: {
        annual_quota_days: item.annual_quota_days,
        enabled: item.enabled,
        description: item.policy_description,
        updated_at: now,
        updated_by: null,
      },
      create: {
        leave_type_id: leaveType.id,
        annual_quota_days: item.annual_quota_days,
        enabled: item.enabled,
        description: item.policy_description,
        created_at: now,
        created_by: null,
        updated_at: now,
        updated_by: null,
      },
    });
  }
}

async function seedWorkflowDefinition(prisma) {
  await prisma.workflowDefinition.updateMany({
    where: {
      entity_type: "reimbursement",
    },
    data: {
      is_active: false,
    },
  });

  await prisma.workflowDefinition.upsert({
    where: {
      entity_type_version: {
        entity_type: "reimbursement",
        version: 1,
      },
    },
    update: {
      name: "报销审批流程(MVP)",
      definition_json: DEFAULT_WORKFLOW_DEFINITION,
      is_active: true,
      created_by: null,
    },
    create: {
      name: "报销审批流程(MVP)",
      entity_type: "reimbursement",
      definition_json: DEFAULT_WORKFLOW_DEFINITION,
      version: 1,
      is_active: true,
      created_by: null,
    },
  });

  await prisma.workflowDefinition.updateMany({
    where: {
      entity_type: "leave",
    },
    data: {
      is_active: false,
    },
  });

  await prisma.workflowDefinition.upsert({
    where: {
      entity_type_version: {
        entity_type: "leave",
        version: 1,
      },
    },
    update: {
      name: "请假审批流程(MVP)",
      definition_json: DEFAULT_LEAVE_WORKFLOW_DEFINITION,
      is_active: true,
      created_by: null,
    },
    create: {
      name: "请假审批流程(MVP)",
      entity_type: "leave",
      definition_json: DEFAULT_LEAVE_WORKFLOW_DEFINITION,
      version: 1,
      is_active: true,
      created_by: null,
    },
  });

  await prisma.workflowDefinition.updateMany({
    where: {
      entity_type: "purchase_request",
    },
    data: {
      is_active: false,
    },
  });

  await prisma.workflowDefinition.upsert({
    where: {
      entity_type_version: {
        entity_type: "purchase_request",
        version: 1,
      },
    },
    update: {
      name: "采购申请审批流程(V1)",
      definition_json: DEFAULT_PURCHASE_WORKFLOW_DEFINITION,
      is_active: true,
      created_by: null,
    },
    create: {
      name: "采购申请审批流程(V1)",
      entity_type: "purchase_request",
      definition_json: DEFAULT_PURCHASE_WORKFLOW_DEFINITION,
      version: 1,
      is_active: true,
      created_by: null,
    },
  });
}

async function main() {
  const { prisma, pool } = createPrismaClient();
  await prisma.$connect();

  try {
    await seedExpenseTypes(prisma);
    await seedApprovalRules(prisma);
    await seedDocumentSequence(prisma);
    await seedDocumentCategories(prisma);
    await seedWorkflowDefinition(prisma);
    await seedLeaveTypes(prisma);
    await seedFeatureFlags(prisma);

    // eslint-disable-next-line no-console
    console.log("Seeded config data:");
    // eslint-disable-next-line no-console
    console.log(`- expense types: ${ENABLED_EXPENSE_TYPES.length} enabled + ${DISABLED_LEGACY_EXPENSE_TYPES.length} disabled`);
    // eslint-disable-next-line no-console
    console.log("- approval rules: 3");
    // eslint-disable-next-line no-console
    console.log("- document sequence: reimbursement(reset_period=none)");
    // eslint-disable-next-line no-console
    console.log(`- document categories: ${DEFAULT_DOCUMENT_CATEGORIES.length} seeded`);
    // eslint-disable-next-line no-console
    console.log("- workflow definition: reimbursement v1 (1-step role=ceo)");
    // eslint-disable-next-line no-console
    console.log("- workflow definition: leave v1 (1-step department_manager)");
    // eslint-disable-next-line no-console
    console.log("- workflow definition: purchase_request v1 (1-step department_manager)");
    // eslint-disable-next-line no-console
    console.log(`- leave types: ${DEFAULT_LEAVE_TYPES.length} seeded with default policies`);
    // eslint-disable-next-line no-console
    console.log(`- feature flags: ${DEFAULT_FEATURE_FLAGS.length} seeded`);
  } finally {
    await prisma.$disconnect();
    await pool.end();
  }
}

main().catch((error) => {
  // eslint-disable-next-line no-console
  console.error(error);
  process.exit(1);
});