hms/crates/erp-server/migration/src/m20260428_000090_critical_alerts.rs

use sea_orm_migration::prelude::*;

#[derive(DeriveMigrationName)]
pub struct Migration;

#[derive(Iden)]
enum CriticalAlert {
    Table,
    Id,
    TenantId,
    PatientId,
    AlertType,
    MetricName,
    MetricValue,
    ThresholdValue,
    Severity,
    Status,
    AcknowledgedBy,
    AcknowledgedAt,
    EscalationLevel,
    CreatedAt,
    UpdatedAt,
    CreatedBy,
    UpdatedBy,
    DeletedAt,
    Version,
}

#[derive(Iden)]
enum CriticalAlertResponse {
    Table,
    Id,
    TenantId,
    AlertId,
    ResponderId,
    ResponseType,
    Notes,
    CreatedAt,
    UpdatedAt,
    CreatedBy,
    UpdatedBy,
    DeletedAt,
    Version,
}

#[async_trait::async_trait]
impl MigrationTrait for Migration {
    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
        manager
            .create_table(
                Table::create()
                    .table(CriticalAlert::Table)
                    .col(
                        ColumnDef::new(CriticalAlert::Id)
                            .uuid()
                            .not_null()
                            .primary_key()
                            .default(PgFunc::gen_random_uuid()),
                    )
                    .col(ColumnDef::new(CriticalAlert::TenantId).uuid().not_null())
                    .col(ColumnDef::new(CriticalAlert::PatientId).uuid().not_null())
                    .col(
                        ColumnDef::new(CriticalAlert::AlertType)
                            .string_len(64)
                            .not_null(),
                    )
                    .col(
                        ColumnDef::new(CriticalAlert::MetricName)
                            .string_len(64)
                            .not_null(),
                    )
                    .col(ColumnDef::new(CriticalAlert::MetricValue).text().not_null())
                    .col(
                        ColumnDef::new(CriticalAlert::ThresholdValue)
                            .text()
                            .not_null(),
                    )
                    .col(
                        ColumnDef::new(CriticalAlert::Severity)
                            .string_len(16)
                            .not_null()
                            .default("critical"),
                    )
                    .col(
                        ColumnDef::new(CriticalAlert::Status)
                            .string_len(16)
                            .not_null()
                            .default("pending"),
                    )
                    .col(ColumnDef::new(CriticalAlert::AcknowledgedBy).uuid())
                    .col(ColumnDef::new(CriticalAlert::AcknowledgedAt).timestamp_with_time_zone())
                    .col(
                        ColumnDef::new(CriticalAlert::EscalationLevel)
                            .small_integer()
                            .not_null()
                            .default(0),
                    )
                    .col(
                        ColumnDef::new(CriticalAlert::CreatedAt)
                            .timestamp_with_time_zone()
                            .not_null()
                            .default(Expr::current_timestamp()),
                    )
                    .col(
                        ColumnDef::new(CriticalAlert::UpdatedAt)
                            .timestamp_with_time_zone()
                            .not_null()
                            .default(Expr::current_timestamp()),
                    )
                    .col(ColumnDef::new(CriticalAlert::CreatedBy).uuid())
                    .col(ColumnDef::new(CriticalAlert::UpdatedBy).uuid())
                    .col(ColumnDef::new(CriticalAlert::DeletedAt).timestamp_with_time_zone())
                    .col(
                        ColumnDef::new(CriticalAlert::Version)
                            .big_integer()
                            .not_null()
                            .default(1),
                    )
                    .to_owned(),
            )
            .await?;

        manager
            .create_index(
                Index::create()
                    .name("idx_critical_alerts_pending")
                    .table(CriticalAlert::Table)
                    .col(CriticalAlert::TenantId)
                    .col(CriticalAlert::Status)
                    .col(CriticalAlert::CreatedAt)
                    .to_owned(),
            )
            .await?;

        manager
            .create_table(
                Table::create()
                    .table(CriticalAlertResponse::Table)
                    .col(
                        ColumnDef::new(CriticalAlertResponse::Id)
                            .uuid()
                            .not_null()
                            .primary_key()
                            .default(PgFunc::gen_random_uuid()),
                    )
                    .col(
                        ColumnDef::new(CriticalAlertResponse::TenantId)
                            .uuid()
                            .not_null(),
                    )
                    .col(
                        ColumnDef::new(CriticalAlertResponse::AlertId)
                            .uuid()
                            .not_null(),
                    )
                    .col(
                        ColumnDef::new(CriticalAlertResponse::ResponderId)
                            .uuid()
                            .not_null(),
                    )
                    .col(
                        ColumnDef::new(CriticalAlertResponse::ResponseType)
                            .string_len(16)
                            .not_null(),
                    )
                    .col(ColumnDef::new(CriticalAlertResponse::Notes).text())
                    .col(
                        ColumnDef::new(CriticalAlertResponse::CreatedAt)
                            .timestamp_with_time_zone()
                            .not_null()
                            .default(Expr::current_timestamp()),
                    )
                    .col(
                        ColumnDef::new(CriticalAlertResponse::UpdatedAt)
                            .timestamp_with_time_zone()
                            .not_null()
                            .default(Expr::current_timestamp()),
                    )
                    .col(ColumnDef::new(CriticalAlertResponse::CreatedBy).uuid())
                    .col(ColumnDef::new(CriticalAlertResponse::UpdatedBy).uuid())
                    .col(
                        ColumnDef::new(CriticalAlertResponse::DeletedAt).timestamp_with_time_zone(),
                    )
                    .col(
                        ColumnDef::new(CriticalAlertResponse::Version)
                            .big_integer()
                            .not_null()
                            .default(1),
                    )
                    .foreign_key(
                        ForeignKey::create()
                            .from(CriticalAlertResponse::Table, CriticalAlertResponse::AlertId)
                            .to(CriticalAlert::Table, CriticalAlert::Id),
                    )
                    .to_owned(),
            )
            .await
    }

    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
        manager
            .drop_table(Table::drop().table(CriticalAlertResponse::Table).to_owned())
            .await?;
        manager
            .drop_table(Table::drop().table(CriticalAlert::Table).to_owned())
            .await
    }
}