add spreadsheet export feature

plant-manager-web/src/App.tsx

@@ -20,6 +20,7 @@ import {
   deletePlantLocation,
   deletePlantTaxon,
   deleteRecipe,
+  downloadSpreadsheetExport,
   getActionResources,
   getCareActivities,
   getCareActions,
@@ -117,6 +118,7 @@ export function App() {
   const [careTasks, setCareTasks] = useState<CareTask[]>([]);
   const [isLoading, setIsLoading] = useState(true);
   const [isSaving, setIsSaving] = useState(false);
+  const [isExporting, setIsExporting] = useState(false);
   const [editingPlantId, setEditingPlantId] = useState<number | null>(null);
   const [editingTaxonId, setEditingTaxonId] = useState<number | null>(null);
   const [editingLocationId, setEditingLocationId] = useState<number | null>(null);
@@ -673,6 +675,18 @@ export function App() {
     }
   }
 
+  async function exportSpreadsheet() {
+    setIsExporting(true);
+    try {
+      setError(null);
+      await downloadSpreadsheetExport();
+    } catch {
+      setError('Could not export the spreadsheet.');
+    } finally {
+      setIsExporting(false);
+    }
+  }
+
   async function saveTaxon() {
     if (!taxonForm.name.trim() || !taxonForm.genus.trim() || !taxonForm.species.trim()) {
       setError('Name, genus, and species are required.');
@@ -1304,6 +1318,7 @@ export function App() {
                 error={error}
                 form={form}
                 isLoading={isLoading}
+                isExporting={isExporting}
                 isPlantEditorOpen={isPlantEditorOpen}
                 isSaving={isSaving}
                 plants={plants}
@@ -1312,6 +1327,7 @@ export function App() {
                 onCloseDetail={() => setSelectedPlantId(null)}
                 onDelete={(plant) => void removePlant(plant)}
                 onEdit={startEditingPlant}
+                onExport={() => void exportSpreadsheet()}
                 onFieldChange={updateForm}
                 onNew={startAddingPlant}
                 onOpenDetail={openPlantReadOnlyDetail}

plant-manager-web/src/api.ts

@@ -46,6 +46,31 @@ async function request<T>(path: string, options?: RequestInit): Promise<T> {
   return response.json() as Promise<T>;
 }
 
+export async function downloadSpreadsheetExport() {
+  const response = await fetch(`${apiBaseUrl}/api/export/spreadsheet`);
+
+  if (!response.ok) {
+    throw new Error(`Request failed: ${response.status}`);
+  }
+
+  const blob = await response.blob();
+  const disposition = response.headers.get('Content-Disposition') ?? '';
+  const encodedFileNameMatch = /filename\*=UTF-8''([^;]+)/i.exec(disposition);
+  const fileNameMatch = /filename="?([^";]+)"?/i.exec(disposition);
+  const fileName = encodedFileNameMatch
+    ? decodeURIComponent(encodedFileNameMatch[1])
+    : fileNameMatch?.[1] ?? 'plant-man-export.xlsx';
+  const url = URL.createObjectURL(blob);
+  const link = document.createElement('a');
+
+  link.href = url;
+  link.download = fileName;
+  document.body.append(link);
+  link.click();
+  link.remove();
+  URL.revokeObjectURL(url);
+}
+
 export async function getPlants() {
   return request<Plant[]>('/api/plants');
 }

plant-manager-web/src/components/PlantsView.tsx

@@ -1,4 +1,4 @@
-import { Edit3, Eye, Plus, Save, Trash2, X } from 'lucide-react';
+import { Download, Edit3, Eye, Plus, Save, Trash2, X } from 'lucide-react';
 import type { Plant } from '../domain';
 import type { PlantFormState } from '../form-state';
 
@@ -7,6 +7,7 @@ type PlantsViewProps = {
   error: string | null;
   form: PlantFormState;
   isLoading: boolean;
+  isExporting: boolean;
   isPlantEditorOpen: boolean;
   isSaving: boolean;
   plants: Plant[];
@@ -15,6 +16,7 @@ type PlantsViewProps = {
   onCloseDetail: () => void;
   onDelete: (plant: Plant) => void;
   onEdit: (plant: Plant) => void;
+  onExport: () => void;
   onFieldChange: (field: keyof PlantFormState, value: string) => void;
   onNew: () => void;
   onOpenDetail: (plant: Plant) => void;
@@ -26,6 +28,7 @@ export function PlantsView({
   error,
   form,
   isLoading,
+  isExporting,
   isPlantEditorOpen,
   isSaving,
   plants,
@@ -34,6 +37,7 @@ export function PlantsView({
   onCloseDetail,
   onDelete,
   onEdit,
+  onExport,
   onFieldChange,
   onNew,
   onOpenDetail,
@@ -49,10 +53,16 @@ export function PlantsView({
           </h2>
           <p>{error ?? 'Create and maintain plant objects.'}</p>
         </div>
-        <button className="primary-action" type="button" onClick={onNew}>
-          <Plus size={18} />
-          New plant
-        </button>
+        <div className="summary-actions">
+          <button className="primary-action" type="button" disabled={isExporting} onClick={onExport}>
+            <Download size={18} />
+            {isExporting ? 'Exporting' : 'Export'}
+          </button>
+          <button className="primary-action" type="button" onClick={onNew}>
+            <Plus size={18} />
+            New plant
+          </button>
+        </div>
       </section>
 
       {isPlantEditorOpen ? (

plant-manager-web/src/styles.css

@@ -345,6 +345,13 @@ p {
   font-size: 0.86rem;
 }
 
+.summary-actions {
+  display: flex;
+  flex-wrap: wrap;
+  justify-content: end;
+  gap: 8px;
+}
+
 .section,
 .editor-panel {
   display: grid;

plant-manager/Endpoints/ExportEndpoints.cs

@@ -0,0 +1,427 @@
+using ClosedXML.Excel;
+using Microsoft.EntityFrameworkCore;
+using plant_manager.Data;
+
+namespace plant_manager.Endpoints
+{
+    public static class ExportEndpoints
+    {
+        private const string SpreadsheetContentType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";
+
+        public static void MapExportEndpoints(this WebApplication app)
+        {
+            app.MapGet("/api/export/spreadsheet", async (ApplicationDbContext db) =>
+            {
+                using var workbook = new XLWorkbook();
+
+                await AddPlantsSheet(workbook, db);
+                await AddCareSchedulesSheet(workbook, db);
+                await AddActionLogsSheet(workbook, db);
+                await AddFlagsSheet(workbook, db);
+                await AddGroupsSheet(workbook, db);
+                await AddTaxaSheet(workbook, db);
+                await AddLocationsSheet(workbook, db);
+                await AddActivitiesSheet(workbook, db);
+                await AddResourcesSheet(workbook, db);
+                await AddRecipesSheet(workbook, db);
+
+                using var stream = new MemoryStream();
+                workbook.SaveAs(stream);
+
+                var fileName = $"plant-man-export-{DateTime.UtcNow:yyyyMMdd-HHmm}.xlsx";
+                return Results.File(stream.ToArray(), SpreadsheetContentType, fileName);
+            });
+        }
+
+        private static async Task AddPlantsSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var plants = await db.Plants
+                .Include(plant => plant.Taxon)
+                .Include(plant => plant.Location)
+                .Include(plant => plant.Flags)
+                .ThenInclude(flag => flag.Definition)
+                .Include(plant => plant.GroupMemberships)
+                .ThenInclude(membership => membership.PlantGroup)
+                .Include(plant => plant.CareSchedules)
+                .ThenInclude(schedule => schedule.CareActivity)
+                .Include(plant => plant.ActionLogs)
+                .AsSplitQuery()
+                .OrderBy(plant => plant.Nickname)
+                .ToListAsync();
+            var rows = plants
+                .Select(plant => new object?[]
+                {
+                    plant.Id,
+                    plant.Nickname,
+                    FormatDate(plant.Birthday),
+                    plant.Taxon == null ? "" : plant.Taxon.Name,
+                    plant.Taxon == null ? "" : $"{plant.Taxon.Genus} {plant.Taxon.Species}",
+                    plant.Location == null ? "" : plant.Location.Name,
+                    string.Join(", ", plant.GroupMemberships
+                        .OrderBy(membership => membership.PlantGroup.Name)
+                        .Select(membership => membership.PlantGroup.Name)),
+                    string.Join(", ", plant.Flags
+                        .Where(flag => flag.ResolvedOn == null)
+                        .OrderBy(flag => flag.Definition.Name)
+                        .Select(flag => flag.Definition.Name)),
+                    plant.CareSchedules.Count,
+                    plant.ActionLogs.Count
+                })
+                .ToList();
+
+            AddSheet(workbook, "Plants", [
+                "ID",
+                "Name",
+                "Birthday",
+                "Taxon",
+                "Scientific Name",
+                "Location",
+                "Groups",
+                "Active Flags",
+                "Care Schedules",
+                "Action Logs"
+            ], rows);
+        }
+
+        private static async Task AddCareSchedulesSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var schedules = await db.PlantCareSchedules
+                .Include(schedule => schedule.Plant)
+                .Include(schedule => schedule.CareActivity)
+                .Include(schedule => schedule.CareAction)
+                .OrderBy(schedule => schedule.Plant.Nickname)
+                .ThenBy(schedule => schedule.CareActivity.Name)
+                .ToListAsync();
+            var rows = schedules
+                .Select(schedule => new object?[]
+                {
+                    schedule.Id,
+                    schedule.PlantId,
+                    schedule.Plant.Nickname,
+                    schedule.CareActivity.Name,
+                    schedule.CareAction.Name,
+                    schedule.EveryDays,
+                    FormatDate(schedule.ScheduledFor),
+                    schedule.RecurrenceMode,
+                    schedule.RepeatEvery,
+                    schedule.RepeatUnit,
+                    schedule.RepeatOnDays ?? "",
+                    schedule.EndsMode,
+                    FormatDate(schedule.EndsOn),
+                    schedule.EndsAfterOccurrences
+                })
+                .ToList();
+
+            AddSheet(workbook, "Care Schedules", [
+                "ID",
+                "Plant ID",
+                "Plant",
+                "Activity",
+                "Primary Action",
+                "Every Days",
+                "Scheduled For",
+                "Recurrence Mode",
+                "Repeat Every",
+                "Repeat Unit",
+                "Repeat On Days",
+                "Ends Mode",
+                "Ends On",
+                "Ends After Occurrences"
+            ], rows);
+        }
+
+        private static async Task AddActionLogsSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var logs = await db.ActionLogs
+                .Include(log => log.Plant)
+                .Include(log => log.CareActivity)
+                .Include(log => log.CareAction)
+                .Include(log => log.Resources)
+                .ThenInclude(resource => resource.ActionResource)
+                .OrderByDescending(log => log.PerformedOn)
+                .ThenBy(log => log.Plant.Nickname)
+                .ToListAsync();
+            var rows = logs
+                .Select(log => new object?[]
+                {
+                    log.Id,
+                    log.PlantId,
+                    log.Plant.Nickname,
+                    FormatDate(log.PerformedOn),
+                    log.CareActivity.Name,
+                    log.CareAction.Name,
+                    log.ActionNameSnapshot,
+                    string.Join(", ", log.Resources
+                        .OrderBy(resource => resource.ActionResource.Name)
+                        .Select(resource => FormatQuantity(resource.ActionResource.Name, resource.Quantity, resource.Unit))),
+                    log.Notes ?? ""
+                })
+                .ToList();
+
+            AddSheet(workbook, "Action Logs", [
+                "ID",
+                "Plant ID",
+                "Plant",
+                "Performed On",
+                "Activity",
+                "Primary Action",
+                "Action Snapshot",
+                "Resources",
+                "Notes"
+            ], rows);
+        }
+
+        private static async Task AddFlagsSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var flags = await db.PlantFlags
+                .Include(flag => flag.Plant)
+                .Include(flag => flag.Definition)
+                .OrderBy(flag => flag.ResolvedOn != null)
+                .ThenBy(flag => flag.Plant.Nickname)
+                .ThenBy(flag => flag.Definition.Name)
+                .ToListAsync();
+            var rows = flags
+                .Select(flag => new object?[]
+                {
+                    flag.Id,
+                    flag.PlantId,
+                    flag.Plant.Nickname,
+                    flag.Definition.Name,
+                    flag.Definition.Color,
+                    FormatDate(flag.StartedOn),
+                    FormatDate(flag.ResolvedOn),
+                    flag.Notes ?? ""
+                })
+                .ToList();
+
+            AddSheet(workbook, "Flags", [
+                "ID",
+                "Plant ID",
+                "Plant",
+                "Flag",
+                "Color",
+                "Started On",
+                "Resolved On",
+                "Notes"
+            ], rows);
+        }
+
+        private static async Task AddGroupsSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var groups = await db.PlantGroups
+                .Include(group => group.Memberships)
+                .ThenInclude(membership => membership.Plant)
+                .OrderBy(group => group.Name)
+                .ToListAsync();
+            var rows = groups
+                .Select(group => new object?[]
+                {
+                    group.Id,
+                    group.Name,
+                    group.Memberships.Count,
+                    string.Join(", ", group.Memberships
+                        .OrderBy(membership => membership.Plant.Nickname)
+                        .Select(membership => membership.Plant.Nickname)),
+                    group.Notes ?? ""
+                })
+                .ToList();
+
+            AddSheet(workbook, "Groups", [
+                "ID",
+                "Name",
+                "Plant Count",
+                "Plants",
+                "Notes"
+            ], rows);
+        }
+
+        private static async Task AddTaxaSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var rows = await db.PlantTaxa
+                .OrderBy(taxon => taxon.Name)
+                .Select(taxon => new object?[]
+                {
+                    taxon.Id,
+                    taxon.Name,
+                    taxon.Genus,
+                    taxon.Species,
+                    taxon.Cultivar ?? "",
+                    taxon.Variety ?? "",
+                    taxon.Authority ?? ""
+                })
+                .ToListAsync();
+
+            AddSheet(workbook, "Taxa", [
+                "ID",
+                "Name",
+                "Genus",
+                "Species",
+                "Cultivar",
+                "Variety",
+                "Authority"
+            ], rows);
+        }
+
+        private static async Task AddLocationsSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var locations = await db.PlantLocations
+                .Include(location => location.Plants)
+                .OrderBy(location => location.Name)
+                .ToListAsync();
+            var rows = locations
+                .Select(location => new object?[]
+                {
+                    location.Id,
+                    location.Name,
+                    location.Plants.Count,
+                    location.Notes ?? ""
+                })
+                .ToList();
+
+            AddSheet(workbook, "Locations", [
+                "ID",
+                "Name",
+                "Plant Count",
+                "Notes"
+            ], rows);
+        }
+
+        private static async Task AddActivitiesSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var activities = await db.CareActivities
+                .Include(activity => activity.Actions)
+                .ThenInclude(action => action.CareAction)
+                .Include(activity => activity.Actions)
+                .ThenInclude(action => action.Resources)
+                .ThenInclude(resource => resource.ActionResource)
+                .AsSplitQuery()
+                .OrderBy(activity => activity.Name)
+                .ToListAsync();
+            var rows = activities
+                .Select(activity => new object?[]
+                {
+                    activity.Id,
+                    activity.Name,
+                    string.Join(", ", activity.Actions
+                        .OrderBy(action => action.SortOrder)
+                        .Select(action => action.CareAction.Name)),
+                    string.Join(", ", activity.Actions
+                        .SelectMany(action => action.Resources)
+                        .OrderBy(resource => resource.ActionResource.Name)
+                        .Select(resource => FormatQuantity(resource.ActionResource.Name, resource.Quantity, resource.Unit))),
+                    activity.Notes ?? ""
+                })
+                .ToList();
+
+            AddSheet(workbook, "Activities", [
+                "ID",
+                "Name",
+                "Actions",
+                "Resources",
+                "Notes"
+            ], rows);
+        }
+
+        private static async Task AddResourcesSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var rows = await db.ActionResources
+                .Include(resource => resource.ProducedByRecipe)
+                .OrderBy(resource => resource.Name)
+                .Select(resource => new object?[]
+                {
+                    resource.Id,
+                    resource.Name,
+                    resource.ProducedByRecipe == null ? "" : resource.ProducedByRecipe.Name,
+                    resource.Notes ?? ""
+                })
+                .ToListAsync();
+
+            AddSheet(workbook, "Resources", [
+                "ID",
+                "Name",
+                "Produced By Recipe",
+                "Notes"
+            ], rows);
+        }
+
+        private static async Task AddRecipesSheet(XLWorkbook workbook, ApplicationDbContext db)
+        {
+            var recipes = await db.Recipes
+                .Include(recipe => recipe.OutputResource)
+                .Include(recipe => recipe.Components)
+                .ThenInclude(component => component.ActionResource)
+                .OrderBy(recipe => recipe.Name)
+                .ToListAsync();
+            var rows = recipes
+                .Select(recipe => new object?[]
+                {
+                    recipe.Id,
+                    recipe.Name,
+                    recipe.Type,
+                    recipe.MeasurementMode,
+                    recipe.OutputResource == null ? "" : recipe.OutputResource.Name,
+                    string.Join(", ", recipe.Components
+                        .OrderBy(component => component.SortOrder)
+                        .Select(component => FormatQuantity(component.ActionResource.Name, component.Quantity, component.Unit))),
+                    recipe.Notes ?? ""
+                })
+                .ToList();
+
+            AddSheet(workbook, "Recipes", [
+                "ID",
+                "Name",
+                "Type",
+                "Measurement Mode",
+                "Output Resource",
+                "Components",
+                "Notes"
+            ], rows);
+        }
+
+        private static void AddSheet(
+            XLWorkbook workbook,
+            string name,
+            IReadOnlyList<string> headers,
+            IReadOnlyList<object?[]> rows)
+        {
+            var worksheet = workbook.Worksheets.Add(name);
+            for (var column = 0; column < headers.Count; column++)
+            {
+                worksheet.Cell(1, column + 1).Value = headers[column];
+            }
+
+            for (var row = 0; row < rows.Count; row++)
+            {
+                for (var column = 0; column < headers.Count; column++)
+                {
+                    var value = column < rows[row].Length ? rows[row][column] : null;
+                    worksheet.Cell(row + 2, column + 1).Value = XLCellValue.FromObject(value ?? "");
+                }
+            }
+
+            var usedRange = worksheet.Range(1, 1, Math.Max(rows.Count + 1, 1), headers.Count);
+            usedRange.SetAutoFilter();
+            worksheet.SheetView.FreezeRows(1);
+
+            var headerRange = worksheet.Range(1, 1, 1, headers.Count);
+            headerRange.Style.Font.Bold = true;
+            headerRange.Style.Fill.BackgroundColor = XLColor.FromHtml("#DBE7D2");
+
+            worksheet.Columns().AdjustToContents();
+        }
+
+        private static string FormatDate(DateOnly? date) =>
+            date?.ToString("yyyy-MM-dd") ?? "";
+
+        private static string FormatQuantity(string name, decimal? quantity, string? unit)
+        {
+            if (quantity is null)
+            {
+                return name;
+            }
+
+            var suffix = string.IsNullOrWhiteSpace(unit) ? "" : $" {unit}";
+            return $"{name} ({quantity:0.##}{suffix})";
+        }
+    }
+}

plant-manager/Endpoints/RootEndpoints.cs

@@ -18,7 +18,8 @@ namespace plant_manager.Endpoints
                     "/api/action-resources",
                     "/api/care-activities",
                     "/api/care-tasks/upcoming",
-                    "/api/action-logs"
+                    "/api/action-logs",
+                    "/api/export/spreadsheet"
                 }
             }));
 

plant-manager/Program.cs

@@ -52,5 +52,6 @@ app.MapPlantCareScheduleEndpoints();
 app.MapCareTaskEndpoints();
 app.MapActionLogEndpoints();
 app.MapPlantFlagEndpoints();
+app.MapExportEndpoints();
 
 app.Run();

plant-manager/plant-manager.csproj

@@ -8,6 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="ClosedXML" Version="0.105.0" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.7">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>