Files
tiku-backend.net/Tiku.Infrastructure/Persistence/Migrations/20260803013235_TrustedLearningCore.cs

490 lines
19 KiB
C#

using System;
using System.Text.Json;
using Microsoft.EntityFrameworkCore.Migrations;
#nullable disable
namespace Tiku.Infrastructure.Persistence.Migrations
{
/// <inheritdoc />
public partial class TrustedLearningCore : Migration
{
/// <inheritdoc />
protected override void Up(MigrationBuilder migrationBuilder)
{
migrationBuilder.AddColumn<long>(
name: "last_client_sequence",
table: "practice_sessions",
type: "bigint",
nullable: false,
defaultValue: 0L);
migrationBuilder.AddColumn<string>(
name: "status",
table: "practice_sessions",
type: "character varying(32)",
maxLength: 32,
nullable: false,
defaultValue: "active");
migrationBuilder.AddColumn<long>(
name: "version",
table: "practice_sessions",
type: "bigint",
nullable: false,
defaultValue: 1L);
migrationBuilder.AddColumn<bool>(
name: "is_final",
table: "practice_session_reports",
type: "boolean",
nullable: false,
defaultValue: true);
migrationBuilder.AddColumn<int>(
name: "pending_review_count",
table: "practice_session_reports",
type: "integer",
nullable: false,
defaultValue: 0);
migrationBuilder.AddColumn<int>(
name: "scoring_version",
table: "practice_session_reports",
type: "integer",
nullable: false,
defaultValue: 1);
migrationBuilder.AddColumn<string>(
name: "status",
table: "practice_session_reports",
type: "character varying(32)",
maxLength: 32,
nullable: false,
defaultValue: "final");
migrationBuilder.AddColumn<int>(
name: "version",
table: "practice_session_reports",
type: "integer",
nullable: false,
defaultValue: 1);
migrationBuilder.AddColumn<string>(
name: "answer_text_snapshot",
table: "practice_session_questions",
type: "text",
nullable: true);
migrationBuilder.AddColumn<string>(
name: "content_snapshot",
table: "practice_session_questions",
type: "text",
nullable: true);
migrationBuilder.AddColumn<int>(
name: "correct_option_index_snapshot",
table: "practice_session_questions",
type: "integer",
nullable: true);
migrationBuilder.AddColumn<JsonElement>(
name: "correct_option_indices_snapshot",
table: "practice_session_questions",
type: "jsonb",
nullable: false,
defaultValueSql: "'[]'::jsonb");
migrationBuilder.AddColumn<int>(
name: "difficulty_snapshot",
table: "practice_session_questions",
type: "integer",
nullable: true);
migrationBuilder.AddColumn<string>(
name: "explanation_snapshot",
table: "practice_session_questions",
type: "text",
nullable: true);
migrationBuilder.AddColumn<JsonElement>(
name: "grading_rules_snapshot",
table: "practice_session_questions",
type: "jsonb",
nullable: false,
defaultValueSql: "'{}'::jsonb");
migrationBuilder.AddColumn<JsonElement>(
name: "options_snapshot",
table: "practice_session_questions",
type: "jsonb",
nullable: false,
defaultValueSql: "'[]'::jsonb");
migrationBuilder.AddColumn<string>(
name: "question_type",
table: "practice_session_questions",
type: "character varying(50)",
maxLength: 50,
nullable: false,
defaultValue: "choice");
migrationBuilder.AddColumn<int>(
name: "snapshot_version",
table: "practice_session_questions",
type: "integer",
nullable: false,
defaultValue: 1);
migrationBuilder.AddColumn<JsonElement>(
name: "tags_snapshot",
table: "practice_session_questions",
type: "jsonb",
nullable: false,
defaultValueSql: "'[]'::jsonb");
migrationBuilder.AddColumn<string>(
name: "type_label_snapshot",
table: "practice_session_questions",
type: "character varying(100)",
maxLength: 100,
nullable: true);
migrationBuilder.AddColumn<decimal>(
name: "awarded_score",
table: "answer_records",
type: "numeric(8,2)",
precision: 8,
scale: 2,
nullable: true);
migrationBuilder.AddColumn<long>(
name: "client_sequence",
table: "answer_records",
type: "bigint",
nullable: false,
defaultValue: 0L);
migrationBuilder.AddColumn<string>(
name: "grading_status",
table: "answer_records",
type: "character varying(32)",
maxLength: 32,
nullable: false,
defaultValue: "pending_review");
migrationBuilder.AddColumn<string>(
name: "idempotency_key",
table: "answer_records",
type: "character varying(200)",
maxLength: 200,
nullable: false,
defaultValue: "");
migrationBuilder.AddColumn<bool>(
name: "is_current",
table: "answer_records",
type: "boolean",
nullable: false,
defaultValue: true);
migrationBuilder.AddColumn<string>(
name: "request_hash",
table: "answer_records",
type: "character varying(64)",
maxLength: 64,
nullable: false,
defaultValue: "");
migrationBuilder.AddColumn<int>(
name: "revision",
table: "answer_records",
type: "integer",
nullable: false,
defaultValue: 1);
migrationBuilder.CreateTable(
name: "learning_operation_idempotencies",
columns: table => new
{
id = table.Column<Guid>(type: "uuid", nullable: false, defaultValueSql: "gen_random_uuid()"),
tenant_id = table.Column<Guid>(type: "uuid", nullable: false),
user_id = table.Column<Guid>(type: "uuid", nullable: false),
practice_session_id = table.Column<Guid>(type: "uuid", nullable: false),
operation_type = table.Column<string>(type: "character varying(50)", maxLength: 50, nullable: false),
idempotency_key = table.Column<string>(type: "character varying(200)", maxLength: 200, nullable: false),
request_hash = table.Column<string>(type: "character varying(64)", maxLength: 64, nullable: false),
response_snapshot = table.Column<JsonElement>(type: "jsonb", nullable: false, defaultValueSql: "'{}'::jsonb"),
created_at = table.Column<DateTimeOffset>(type: "timestamp with time zone", nullable: false, defaultValueSql: "now()"),
completed_at = table.Column<DateTimeOffset>(type: "timestamp with time zone", nullable: true)
},
constraints: table =>
{
table.PrimaryKey("pk_learning_operation_idempotencies", x => x.id);
table.UniqueConstraint("ak_learning_operation_idempotencies_tenant_id_id", x => new { x.tenant_id, x.id });
table.ForeignKey(
name: "fk_learning_operation_idempotencies_practice_sessions_tenant_i~",
columns: x => new { x.tenant_id, x.user_id, x.practice_session_id },
principalTable: "practice_sessions",
principalColumns: new[] { "tenant_id", "user_id", "id" },
onDelete: ReferentialAction.Cascade);
table.ForeignKey(
name: "fk_learning_operation_idempotencies_tenants_tenant_id",
column: x => x.tenant_id,
principalTable: "tenants",
principalColumn: "id",
onDelete: ReferentialAction.Cascade);
table.ForeignKey(
name: "fk_learning_operation_idempotencies_users_user_id",
column: x => x.user_id,
principalTable: "users",
principalColumn: "id",
onDelete: ReferentialAction.Cascade);
});
migrationBuilder.Sql("""
UPDATE practice_sessions
SET status = CASE
WHEN finished_at IS NOT NULL THEN 'submitted'
WHEN expires_at IS NOT NULL AND expires_at <= now() THEN 'expired'
ELSE 'active'
END,
version = 1,
last_client_sequence = 0;
UPDATE practice_session_reports
SET status = 'legacy_unverified',
version = 1,
is_final = false,
pending_review_count = 0,
scoring_version = 0;
UPDATE practice_session_questions AS session_question
SET question_type = question.type,
type_label_snapshot = question.type_label,
difficulty_snapshot = question.difficulty,
tags_snapshot = question.tags,
content_snapshot = version.content,
options_snapshot = version.options,
correct_option_index_snapshot = version.correct_option_index,
correct_option_indices_snapshot = version.correct_option_indices,
answer_text_snapshot = version.answer_text,
explanation_snapshot = version.explanation,
grading_rules_snapshot = jsonb_build_object(
'version', 1,
'legacyBackfill', true),
snapshot_version = 1
FROM questions AS question
JOIN question_versions AS version
ON version.tenant_id = question.tenant_id
AND version.question_id = question.id
WHERE question.tenant_id = session_question.question_owner_tenant_id
AND question.id = session_question.question_id
AND version.id = session_question.question_version_id;
WITH ranked AS (
SELECT id,
row_number() OVER (
PARTITION BY tenant_id, user_id, practice_session_id
ORDER BY answered_at, created_at, id) AS client_sequence_value,
row_number() OVER (
PARTITION BY tenant_id, user_id, practice_session_id, session_question_id
ORDER BY answered_at, created_at, id) AS revision_value,
row_number() OVER (
PARTITION BY tenant_id, user_id, practice_session_id, session_question_id
ORDER BY answered_at DESC, created_at DESC, id DESC) AS current_rank
FROM answer_records
)
UPDATE answer_records AS answer
SET client_sequence = ranked.client_sequence_value,
revision = ranked.revision_value,
is_current = ranked.current_rank = 1,
grading_status = 'legacy_unverified',
is_correct = NULL,
awarded_score = NULL,
idempotency_key = 'legacy-' || answer.id::text,
request_hash = repeat('0', 64)
FROM ranked
WHERE ranked.id = answer.id;
UPDATE practice_sessions AS session
SET last_client_sequence = sequence.maximum
FROM (
SELECT tenant_id, user_id, practice_session_id, max(client_sequence) AS maximum
FROM answer_records
GROUP BY tenant_id, user_id, practice_session_id
) AS sequence
WHERE sequence.tenant_id = session.tenant_id
AND sequence.user_id = session.user_id
AND sequence.practice_session_id = session.id;
""");
migrationBuilder.CreateIndex(
name: "ix_practice_sessions_tenant_id_user_id_status_started_at",
table: "practice_sessions",
columns: new[] { "tenant_id", "user_id", "status", "started_at" });
migrationBuilder.CreateIndex(
name: "ix_answer_records_tenant_id_user_id_practice_session_id_client~",
table: "answer_records",
columns: new[] { "tenant_id", "user_id", "practice_session_id", "client_sequence" },
unique: true);
migrationBuilder.CreateIndex(
name: "ux_answer_records_current_session_question",
table: "answer_records",
columns: new[] { "tenant_id", "user_id", "practice_session_id", "session_question_id" },
unique: true,
filter: "is_current");
migrationBuilder.CreateIndex(
name: "ux_answer_records_session_question_revision",
table: "answer_records",
columns: new[] { "tenant_id", "user_id", "practice_session_id", "session_question_id", "revision" },
unique: true);
migrationBuilder.CreateIndex(
name: "ix_learning_operation_idempotencies_tenant_id_user_id_practice~",
table: "learning_operation_idempotencies",
columns: new[] { "tenant_id", "user_id", "practice_session_id", "operation_type", "idempotency_key" },
unique: true);
migrationBuilder.CreateIndex(
name: "ix_learning_operation_idempotencies_user_id",
table: "learning_operation_idempotencies",
column: "user_id");
}
/// <inheritdoc />
protected override void Down(MigrationBuilder migrationBuilder)
{
migrationBuilder.DropTable(
name: "learning_operation_idempotencies");
migrationBuilder.DropIndex(
name: "ix_practice_sessions_tenant_id_user_id_status_started_at",
table: "practice_sessions");
migrationBuilder.DropIndex(
name: "ix_answer_records_tenant_id_user_id_practice_session_id_client~",
table: "answer_records");
migrationBuilder.DropIndex(
name: "ux_answer_records_current_session_question",
table: "answer_records");
migrationBuilder.DropIndex(
name: "ux_answer_records_session_question_revision",
table: "answer_records");
migrationBuilder.DropColumn(
name: "last_client_sequence",
table: "practice_sessions");
migrationBuilder.DropColumn(
name: "status",
table: "practice_sessions");
migrationBuilder.DropColumn(
name: "version",
table: "practice_sessions");
migrationBuilder.DropColumn(
name: "is_final",
table: "practice_session_reports");
migrationBuilder.DropColumn(
name: "pending_review_count",
table: "practice_session_reports");
migrationBuilder.DropColumn(
name: "scoring_version",
table: "practice_session_reports");
migrationBuilder.DropColumn(
name: "status",
table: "practice_session_reports");
migrationBuilder.DropColumn(
name: "version",
table: "practice_session_reports");
migrationBuilder.DropColumn(
name: "answer_text_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "content_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "correct_option_index_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "correct_option_indices_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "difficulty_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "explanation_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "grading_rules_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "options_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "question_type",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "snapshot_version",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "tags_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "type_label_snapshot",
table: "practice_session_questions");
migrationBuilder.DropColumn(
name: "awarded_score",
table: "answer_records");
migrationBuilder.DropColumn(
name: "client_sequence",
table: "answer_records");
migrationBuilder.DropColumn(
name: "grading_status",
table: "answer_records");
migrationBuilder.DropColumn(
name: "idempotency_key",
table: "answer_records");
migrationBuilder.DropColumn(
name: "is_current",
table: "answer_records");
migrationBuilder.DropColumn(
name: "request_hash",
table: "answer_records");
migrationBuilder.DropColumn(
name: "revision",
table: "answer_records");
}
}
}