Persist distribution board setup

2026-07-25 23:41:27 +02:00
parent 1a77eedaa8
commit 1cf26a932e
21 changed files with 1027 additions and 22 deletions
@@ -0,0 +1,238 @@
+import { and, asc, eq, inArray } from "drizzle-orm";
+import {
+  assertDistributionBoardDeleteProjectCommand,
+  assertDistributionBoardInsertProjectCommand,
+  createDistributionBoardDeleteProjectCommand,
+  createDistributionBoardInsertProjectCommand,
+  distributionBoardDeleteCommandType,
+  distributionBoardInsertCommandType,
+  type DistributionBoardStructureProjectCommand,
+  type DistributionBoardStructureSnapshot,
+} from "../../domain/models/distribution-board-structure-project-command.model.js";
+import type {
+  DistributionBoardStructureProjectCommandStore,
+  ExecuteDistributionBoardStructureCommandInput,
+} from "../../domain/ports/distribution-board-structure-project-command.store.js";
+import type { AppDatabase } from "../database-context.js";
+import { circuitLists } from "../schema/circuit-lists.js";
+import { circuitSections } from "../schema/circuit-sections.js";
+import { circuits } from "../schema/circuits.js";
+import { distributionBoards } from "../schema/distribution-boards.js";
+import { projects } from "../schema/projects.js";
+import { applyProjectHistoryTransition } from "./project-history.persistence.js";
+import { appendProjectRevision } from "./project-revision.persistence.js";
+
+export class DistributionBoardStructureProjectCommandRepository
+  implements DistributionBoardStructureProjectCommandStore
+{
+  constructor(private readonly database: AppDatabase) {}
+
+  execute(input: ExecuteDistributionBoardStructureCommandInput) {
+    return this.database.transaction((tx) => {
+      const inverse = this.applyCommand(
+        tx,
+        input.projectId,
+        input.command
+      );
+      const revision = appendProjectRevision(tx, {
+        projectId: input.projectId,
+        expectedRevision: input.expectedRevision,
+        source: input.source,
+        description: input.description,
+        actorId: input.actorId,
+        forward: input.command,
+        inverse,
+      });
+      applyProjectHistoryTransition(tx, {
+        projectId: input.projectId,
+        source: input.source,
+        recordedChangeSetId: revision.changeSetId,
+        targetChangeSetId: input.historyTargetChangeSetId,
+      });
+      return { revision, inverse };
+    });
+  }
+
+  private applyCommand(
+    database: AppDatabase,
+    projectId: string,
+    command: DistributionBoardStructureProjectCommand
+  ): DistributionBoardStructureProjectCommand {
+    if (command.type === distributionBoardInsertCommandType) {
+      assertDistributionBoardInsertProjectCommand(command);
+      return this.insert(
+        database,
+        projectId,
+        command.payload.structure
+      );
+    }
+    if (command.type === distributionBoardDeleteCommandType) {
+      assertDistributionBoardDeleteProjectCommand(command);
+      return this.delete(
+        database,
+        projectId,
+        command.payload.structure
+      );
+    }
+    throw new Error("Unsupported distribution-board structure command.");
+  }
+
+  private insert(
+    database: AppDatabase,
+    projectId: string,
+    structure: DistributionBoardStructureSnapshot
+  ) {
+    if (
+      structure.distributionBoard.projectId !== projectId ||
+      structure.circuitList.projectId !== projectId
+    ) {
+      throw new Error(
+        "Distribution-board structure does not belong to project."
+      );
+    }
+    const project = database
+      .select({ id: projects.id })
+      .from(projects)
+      .where(eq(projects.id, projectId))
+      .get();
+    if (!project) {
+      throw new Error("Project not found.");
+    }
+    const existingBoard = database
+      .select({ id: distributionBoards.id })
+      .from(distributionBoards)
+      .where(eq(distributionBoards.id, structure.distributionBoard.id))
+      .get();
+    const existingList = database
+      .select({ id: circuitLists.id })
+      .from(circuitLists)
+      .where(eq(circuitLists.id, structure.circuitList.id))
+      .get();
+    const existingSection = database
+      .select({ id: circuitSections.id })
+      .from(circuitSections)
+      .where(
+        inArray(
+          circuitSections.id,
+          structure.sections.map((section) => section.id)
+        )
+      )
+      .limit(1)
+      .get();
+    if (existingBoard || existingList || existingSection) {
+      throw new Error("Distribution-board structure id already exists.");
+    }
+
+    database
+      .insert(distributionBoards)
+      .values(structure.distributionBoard)
+      .run();
+    database.insert(circuitLists).values(structure.circuitList).run();
+    database.insert(circuitSections).values(structure.sections).run();
+    return createDistributionBoardDeleteProjectCommand(structure);
+  }
+
+  private delete(
+    database: AppDatabase,
+    projectId: string,
+    structure: DistributionBoardStructureSnapshot
+  ) {
+    const board = database
+      .select()
+      .from(distributionBoards)
+      .where(eq(distributionBoards.id, structure.distributionBoard.id))
+      .get();
+    const list = database
+      .select()
+      .from(circuitLists)
+      .where(eq(circuitLists.id, structure.circuitList.id))
+      .get();
+    const sections = database
+      .select()
+      .from(circuitSections)
+      .where(
+        eq(circuitSections.circuitListId, structure.circuitList.id)
+      )
+      .orderBy(
+        asc(circuitSections.sortOrder),
+        asc(circuitSections.id)
+      )
+      .all();
+    if (
+      !board ||
+      !list ||
+      board.projectId !== projectId ||
+      !structureMatches(structure, { board, list, sections })
+    ) {
+      throw new Error(
+        "Distribution-board structure changed before deletion."
+      );
+    }
+    const populatedCircuit = database
+      .select({ id: circuits.id })
+      .from(circuits)
+      .where(eq(circuits.circuitListId, structure.circuitList.id))
+      .limit(1)
+      .get();
+    if (populatedCircuit) {
+      throw new Error(
+        "A populated distribution board cannot be removed by history."
+      );
+    }
+
+    const deleted = database
+      .delete(distributionBoards)
+      .where(
+        and(
+          eq(
+            distributionBoards.id,
+            structure.distributionBoard.id
+          ),
+          eq(distributionBoards.projectId, projectId)
+        )
+      )
+      .run();
+    if (deleted.changes !== 1) {
+      throw new Error("Distribution board could not be deleted.");
+    }
+    return createDistributionBoardInsertProjectCommand(structure);
+  }
+}
+
+function structureMatches(
+  expected: DistributionBoardStructureSnapshot,
+  actual: {
+    board: typeof distributionBoards.$inferSelect;
+    list: typeof circuitLists.$inferSelect;
+    sections: Array<typeof circuitSections.$inferSelect>;
+  }
+) {
+  if (
+    !sameRecord(expected.distributionBoard, actual.board) ||
+    !sameRecord(expected.circuitList, actual.list) ||
+    expected.sections.length !== actual.sections.length
+  ) {
+    return false;
+  }
+  const expectedSections = [...expected.sections].sort(
+    (left, right) =>
+      left.sortOrder - right.sortOrder ||
+      left.id.localeCompare(right.id)
+  );
+  return expectedSections.every((section, index) =>
+    sameRecord(section, actual.sections[index])
+  );
+}
+
+function sameRecord(
+  expected: Record<string, unknown>,
+  actual: Record<string, unknown>
+) {
+  const expectedEntries = Object.entries(expected);
+  return (
+    expectedEntries.length === Object.keys(actual).length &&
+    expectedEntries.every(
+      ([key, value]) => actual[key] === value
+    )
+  );
+}