refactor(api): centralize timeline read detail schemas

packages/api/src/__tests__/timeline-read-shared.test.ts

@@ -1,6 +1,8 @@
 import { describe, expect, it } from "vitest";
 import {
   buildTimelineEntriesDetailInput,
+  TimelineDetailFiltersSchema,
+  TimelineProjectContextDetailSchema,
 } from "../router/timeline-read-shared.js";
 
 describe("timeline read shared", () => {
@@ -39,4 +41,32 @@ describe("timeline read shared", () => {
     });
   });
 
+  it("shares detail filter schemas across timeline read endpoints", () => {
+    expect(TimelineDetailFiltersSchema.parse({
+      startDate: "2026-04-01",
+      durationDays: 14,
+      resourceIds: ["resource_1"],
+      countryCodes: ["DE"],
+    })).toEqual({
+      startDate: "2026-04-01",
+      endDate: undefined,
+      durationDays: 14,
+      resourceIds: ["resource_1"],
+      projectIds: undefined,
+      clientIds: undefined,
+      chapters: undefined,
+      eids: undefined,
+      countryCodes: ["DE"],
+    });
+
+    expect(TimelineProjectContextDetailSchema.parse({
+      projectId: "project_1",
+      endDate: "2026-04-20",
+    })).toEqual({
+      projectId: "project_1",
+      startDate: undefined,
+      endDate: "2026-04-20",
+      durationDays: undefined,
+    });
+  });
 });

packages/api/src/router/timeline-entry-read.ts

@@ -1,6 +1,6 @@
-import { z } from "zod";
 import { controllerProcedure, protectedProcedure } from "../trpc.js";
 import {
+  TimelineDetailFiltersSchema,
   TimelineWindowFiltersSchema,
 } from "./timeline-read-shared.js";
 import {
@@ -24,18 +24,6 @@ export const timelineEntryReadProcedures = {
     .query(({ ctx, input }) => readMyTimelineEntriesView(ctx, input)),
 
   getEntriesDetail: controllerProcedure
-    .input(
-      z.object({
-        startDate: z.string().optional(),
-        endDate: z.string().optional(),
-        durationDays: z.number().int().min(1).max(366).optional(),
-        resourceIds: z.array(z.string()).optional(),
-        projectIds: z.array(z.string()).optional(),
-        clientIds: z.array(z.string()).optional(),
-        chapters: z.array(z.string()).optional(),
-        eids: z.array(z.string()).optional(),
-        countryCodes: z.array(z.string()).optional(),
-      }),
-    )
+    .input(TimelineDetailFiltersSchema)
     .query(({ ctx, input }) => readTimelineEntriesDetail(ctx.db, input)),
 };

packages/api/src/router/timeline-project-read.ts

@@ -2,6 +2,9 @@ import { ShiftProjectSchema } from "@capakraken/shared";
 import { z } from "zod";
 import { controllerProcedure } from "../trpc.js";
 import { previewTimelineProjectShift } from "./timeline-project-load-support.js";
+import {
+  TimelineProjectContextDetailSchema,
+} from "./timeline-read-shared.js";
 import {
   readTimelineProjectBudgetStatusResponse,
   readTimelineProjectContextDetailResponse,
@@ -15,14 +18,7 @@ export const timelineProjectReadProcedures = {
     .query(async ({ ctx, input }) => readTimelineProjectContextResponse(ctx.db, input.projectId)),
 
   getProjectContextDetail: controllerProcedure
-    .input(
-      z.object({
-        projectId: z.string(),
-        startDate: z.string().optional(),
-        endDate: z.string().optional(),
-        durationDays: z.number().int().min(1).max(366).optional(),
-      }),
-    )
+    .input(TimelineProjectContextDetailSchema)
     .query(async ({ ctx, input }) => readTimelineProjectContextDetailResponse(ctx.db, input)),
 
   previewShift: controllerProcedure

packages/api/src/router/timeline-read-shared.ts

@@ -41,6 +41,25 @@ export const TimelineWindowFiltersSchema = z.object({
   countryCodes: z.array(z.string()).optional(),
 });
 
+export const TimelineDetailFiltersSchema = z.object({
+  startDate: z.string().optional(),
+  endDate: z.string().optional(),
+  durationDays: z.number().int().min(1).max(366).optional(),
+  resourceIds: z.array(z.string()).optional(),
+  projectIds: z.array(z.string()).optional(),
+  clientIds: z.array(z.string()).optional(),
+  chapters: z.array(z.string()).optional(),
+  eids: z.array(z.string()).optional(),
+  countryCodes: z.array(z.string()).optional(),
+});
+
+export const TimelineProjectContextDetailSchema = z.object({
+  projectId: z.string(),
+  startDate: z.string().optional(),
+  endDate: z.string().optional(),
+  durationDays: z.number().int().min(1).max(366).optional(),
+});
+
 type TimelineWindowFiltersInput = z.infer<typeof TimelineWindowFiltersSchema>;
 
 export function getAssignmentResourceIds(