using System;
using Microsoft.EntityFrameworkCore.Migrations;
#nullable disable
namespace VigilCare.WardGateway.Migrations
{
///
public partial class InitialGatewaySchema : Migration
{
///
protected override void Up(MigrationBuilder migrationBuilder)
{
migrationBuilder.CreateTable(
name: "alert_thresholds",
columns: table => new
{
id = table.Column(type: "uuid", nullable: false, defaultValueSql: "gen_random_uuid()"),
observation_code = table.Column(type: "character varying(50)", maxLength: 50, nullable: false),
display_name = table.Column(type: "character varying(200)", maxLength: 200, nullable: false),
unit = table.Column(type: "character varying(20)", maxLength: 20, nullable: false),
critical_low = table.Column(type: "numeric(10,3)", nullable: true),
warning_low = table.Column(type: "numeric(10,3)", nullable: true),
warning_high = table.Column(type: "numeric(10,3)", nullable: true),
critical_high = table.Column(type: "numeric(10,3)", nullable: true),
suppression_window_minutes = table.Column(type: "integer", nullable: true),
synced_at = table.Column(type: "timestamp with time zone", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_alert_thresholds", x => x.id);
});
migrationBuilder.CreateTable(
name: "buffered_sync_items",
columns: table => new
{
id = table.Column(type: "uuid", nullable: false, defaultValueSql: "gen_random_uuid()"),
item_type = table.Column(type: "character varying(32)", maxLength: 32, nullable: false),
payload = table.Column(type: "jsonb", nullable: false),
idempotency_key = table.Column(type: "character varying(200)", maxLength: 200, nullable: false),
encounter_id = table.Column(type: "uuid", nullable: false),
recorded_at = table.Column(type: "timestamp with time zone", nullable: false),
synced = table.Column(type: "boolean", nullable: false, defaultValue: false),
synced_at = table.Column(type: "timestamp with time zone", nullable: true),
created_at = table.Column(type: "timestamp with time zone", nullable: false, defaultValueSql: "NOW()")
},
constraints: table =>
{
table.PrimaryKey("PK_buffered_sync_items", x => x.id);
table.CheckConstraint("chk_buffered_sync_items_item_type", "item_type IN ('OBSERVATION', 'ALERT', 'ACK', 'RESOLVE')");
});
migrationBuilder.CreateTable(
name: "gateway_sync_state",
columns: table => new
{
id = table.Column(type: "uuid", nullable: false, defaultValueSql: "gen_random_uuid()"),
last_encounter_sync_at = table.Column(type: "timestamp with time zone", nullable: true),
initial_sync_completed = table.Column(type: "boolean", nullable: false, defaultValue: false)
},
constraints: table =>
{
table.PrimaryKey("PK_gateway_sync_state", x => x.id);
});
migrationBuilder.CreateTable(
name: "patients",
columns: table => new
{
id = table.Column(type: "uuid", nullable: false, defaultValueSql: "gen_random_uuid()"),
mrn = table.Column(type: "character varying(20)", maxLength: 20, nullable: false),
first_name = table.Column(type: "character varying(100)", maxLength: 100, nullable: false),
last_name = table.Column(type: "character varying(100)", maxLength: 100, nullable: false),
date_of_birth = table.Column(type: "date", nullable: false),
gender = table.Column(type: "character varying(10)", maxLength: 10, nullable: false),
synced_at = table.Column(type: "timestamp with time zone", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_patients", x => x.id);
});
migrationBuilder.CreateTable(
name: "sync_outbox",
columns: table => new
{
id = table.Column(type: "uuid", nullable: false, defaultValueSql: "gen_random_uuid()"),
batch_id = table.Column(type: "uuid", nullable: true),
status = table.Column(type: "character varying(16)", maxLength: 16, nullable: false, defaultValueSql: "'PENDING'"),
created_at = table.Column(type: "timestamp with time zone", nullable: false, defaultValueSql: "NOW()"),
submitted_at = table.Column(type: "timestamp with time zone", nullable: true)
},
constraints: table =>
{
table.PrimaryKey("PK_sync_outbox", x => x.id);
});
migrationBuilder.CreateTable(
name: "encounters",
columns: table => new
{
id = table.Column(type: "uuid", nullable: false, defaultValueSql: "gen_random_uuid()"),
patient_id = table.Column(type: "uuid", nullable: false),
encounter_type = table.Column(type: "character varying(20)", maxLength: 20, nullable: false),
status = table.Column(type: "character varying(20)", maxLength: 20, nullable: false, defaultValueSql: "'SCHEDULED'"),
department = table.Column(type: "character varying(100)", maxLength: 100, nullable: false),
attending_physician = table.Column(type: "character varying(200)", maxLength: 200, nullable: false),
room_bed = table.Column(type: "character varying(20)", maxLength: 20, nullable: true),
admitted_at = table.Column(type: "timestamp with time zone", nullable: false, defaultValueSql: "NOW()"),
synced_at = table.Column(type: "timestamp with time zone", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_encounters", x => x.id);
table.CheckConstraint("chk_encounters_department", "department IN ('ICU', 'GENERAL_MEDICINE', 'EMERGENCY', 'CARDIOLOGY', 'SURGERY', 'PEDIATRICS')");
table.CheckConstraint("chk_encounters_encounter_type", "encounter_type IN ('INPATIENT', 'OUTPATIENT', 'EMERGENCY')");
table.CheckConstraint("chk_encounters_status", "status IN ('SCHEDULED', 'ACTIVE', 'DISCHARGED', 'CANCELLED')");
table.ForeignKey(
name: "FK_encounters_patients_patient_id",
column: x => x.patient_id,
principalTable: "patients",
principalColumn: "id",
onDelete: ReferentialAction.Restrict);
});
migrationBuilder.CreateTable(
name: "clinical_alerts",
columns: table => new
{
id = table.Column(type: "uuid", nullable: false, defaultValueSql: "gen_random_uuid()"),
encounter_id = table.Column(type: "uuid", nullable: false),
patient_id = table.Column(type: "uuid", nullable: false),
observation_id = table.Column(type: "uuid", nullable: true),
alert_type = table.Column(type: "character varying(50)", maxLength: 50, nullable: false),
severity = table.Column(type: "character varying(20)", maxLength: 20, nullable: false),
details = table.Column(type: "text", nullable: false),
observation_code = table.Column(type: "character varying(50)", maxLength: 50, nullable: true),
status = table.Column(type: "character varying(20)", maxLength: 20, nullable: false, defaultValueSql: "'OPEN'"),
acknowledged_at = table.Column(type: "timestamp with time zone", nullable: true),
acknowledged_by = table.Column(type: "character varying(200)", maxLength: 200, nullable: true),
resolved_at = table.Column(type: "timestamp with time zone", nullable: true),
triggered_at = table.Column(type: "timestamp with time zone", nullable: false, defaultValueSql: "NOW()"),
client_alert_id = table.Column(type: "uuid", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_clinical_alerts", x => x.id);
table.CheckConstraint("chk_clinical_alerts_alert_type", "alert_type IN ('SEPSIS_WARNING', 'CRITICAL_HEART_RATE', 'CRITICAL_TEMP_C', 'CRITICAL_POTASSIUM_MEQ_L', 'CRITICAL_SPO2', 'CRITICAL_RESP_RATE', 'CRITICAL_WBC_K_UL', 'CRITICAL_SYSTOLIC_BP', 'CRITICAL_DIASTOLIC_BP', 'CRITICAL_LACTATE_MMOL_L', 'CRITICAL_AVPU', 'CRITICAL_GLUCOSE_MG_DL', 'CRITICAL_PAO2_MMHG', 'CRITICAL_PLATELET_K_UL', 'CRITICAL_BILIRUBIN_MG_DL', 'CRITICAL_CREATININE_MG_DL', 'WARNING_HEART_RATE', 'WARNING_TEMP_C', 'WARNING_POTASSIUM_MEQ_L', 'WARNING_SPO2', 'WARNING_RESP_RATE', 'WARNING_WBC_K_UL', 'WARNING_SYSTOLIC_BP', 'WARNING_DIASTOLIC_BP', 'WARNING_LACTATE_MMOL_L', 'WARNING_GLUCOSE_MG_DL', 'WARNING_PAO2_MMHG', 'WARNING_PLATELET_K_UL', 'WARNING_BILIRUBIN_MG_DL', 'WARNING_CREATININE_MG_DL', 'NEWS2_WARNING', 'NEWS2_EMERGENCY', 'RAPID_DETERIORATION', 'QSOFA_WARNING', 'QSOFA_SCREEN', 'GCS_CRITICAL', 'GCS_WARNING', 'SOFA_SEPSIS', 'SOFA_WARNING')");
table.CheckConstraint("chk_clinical_alerts_severity", "severity IN ('WARNING', 'CRITICAL')");
table.CheckConstraint("chk_clinical_alerts_status", "status IN ('OPEN', 'ACKNOWLEDGED', 'RESOLVED', 'ESCALATED')");
table.ForeignKey(
name: "FK_clinical_alerts_encounters_encounter_id",
column: x => x.encounter_id,
principalTable: "encounters",
principalColumn: "id",
onDelete: ReferentialAction.Restrict);
});
migrationBuilder.CreateTable(
name: "observations",
columns: table => new
{
id = table.Column(type: "uuid", nullable: false, defaultValueSql: "gen_random_uuid()"),
encounter_id = table.Column(type: "uuid", nullable: false),
observation_code = table.Column(type: "character varying(50)", maxLength: 50, nullable: false),
value = table.Column(type: "numeric(10,3)", nullable: false),
unit = table.Column(type: "character varying(20)", maxLength: 20, nullable: false),
source = table.Column(type: "character varying(20)", maxLength: 20, nullable: false, defaultValueSql: "'MANUAL'"),
idempotency_key = table.Column(type: "character varying(100)", maxLength: 100, nullable: true),
recorded_at = table.Column(type: "timestamp with time zone", nullable: false),
created_at = table.Column(type: "timestamp with time zone", nullable: false, defaultValueSql: "NOW()")
},
constraints: table =>
{
table.PrimaryKey("PK_observations", x => x.id);
table.CheckConstraint("chk_observations_source", "source IN ('MANUAL', 'DEVICE', 'LAB')");
table.ForeignKey(
name: "FK_observations_encounters_encounter_id",
column: x => x.encounter_id,
principalTable: "encounters",
principalColumn: "id",
onDelete: ReferentialAction.Restrict);
});
migrationBuilder.CreateIndex(
name: "IX_alert_thresholds_observation_code",
table: "alert_thresholds",
column: "observation_code",
unique: true);
migrationBuilder.CreateIndex(
name: "IX_buffered_sync_items_created_at",
table: "buffered_sync_items",
column: "created_at",
filter: "NOT synced");
migrationBuilder.CreateIndex(
name: "IX_buffered_sync_items_idempotency_key",
table: "buffered_sync_items",
column: "idempotency_key",
unique: true,
filter: "NOT synced");
migrationBuilder.CreateIndex(
name: "IX_clinical_alerts_client_alert_id",
table: "clinical_alerts",
column: "client_alert_id",
unique: true);
migrationBuilder.CreateIndex(
name: "IX_clinical_alerts_encounter_id_alert_type_observation_code",
table: "clinical_alerts",
columns: new[] { "encounter_id", "alert_type", "observation_code" },
filter: "status IN ('OPEN', 'ESCALATED')");
migrationBuilder.CreateIndex(
name: "IX_clinical_alerts_encounter_id_triggered_at",
table: "clinical_alerts",
columns: new[] { "encounter_id", "triggered_at" });
migrationBuilder.CreateIndex(
name: "IX_clinical_alerts_patient_id_triggered_at",
table: "clinical_alerts",
columns: new[] { "patient_id", "triggered_at" });
migrationBuilder.CreateIndex(
name: "IX_clinical_alerts_severity_triggered_at",
table: "clinical_alerts",
columns: new[] { "severity", "triggered_at" },
filter: "status = 'OPEN'");
migrationBuilder.CreateIndex(
name: "IX_encounters_patient_id_admitted_at",
table: "encounters",
columns: new[] { "patient_id", "admitted_at" });
migrationBuilder.CreateIndex(
name: "IX_encounters_status_admitted_at",
table: "encounters",
columns: new[] { "status", "admitted_at" },
filter: "status = 'ACTIVE'");
migrationBuilder.CreateIndex(
name: "IX_observations_encounter_id_observation_code_recorded_at",
table: "observations",
columns: new[] { "encounter_id", "observation_code", "recorded_at" });
migrationBuilder.CreateIndex(
name: "IX_observations_idempotency_key",
table: "observations",
column: "idempotency_key",
unique: true,
filter: "idempotency_key IS NOT NULL");
migrationBuilder.CreateIndex(
name: "IX_patients_mrn",
table: "patients",
column: "mrn",
unique: true);
}
///
protected override void Down(MigrationBuilder migrationBuilder)
{
migrationBuilder.DropTable(
name: "alert_thresholds");
migrationBuilder.DropTable(
name: "buffered_sync_items");
migrationBuilder.DropTable(
name: "clinical_alerts");
migrationBuilder.DropTable(
name: "gateway_sync_state");
migrationBuilder.DropTable(
name: "observations");
migrationBuilder.DropTable(
name: "sync_outbox");
migrationBuilder.DropTable(
name: "encounters");
migrationBuilder.DropTable(
name: "patients");
}
}
}