Add boilerplate files and licenses

src/types/global.d.ts

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+/// <reference types="vite-plugin-pwa/client" />
+
+declare global {
+  interface Window {
+    gtag: GtagFunction;
+  }
+}
+
+type GtagFunction = {
+  (
+    command: 'config',
+    targetId: string,
+    config?: {
+      [key: string]: any;
+      anonymize_ip?: boolean;
+      allow_ad_features?: boolean;
+      allow_google_signals?: boolean;
+      cookie_domain?: string;
+      cookie_expires?: number;
+      cookie_flags?: string;
+      cookie_name?: string;
+      cookie_prefix?: string;
+      cookie_update?: boolean;
+      page_title?: string;
+      page_location?: string;
+      send_page_view?: boolean;
+      user_id?: string;
+    },
+  ): void;
+
+  (command: 'set', targetId: string | 'user_properties', config: Record<string, any>): void;
+
+  (
+    command: 'event',
+    action: string,
+    parameters?: {
+      [key: string]: any;
+      event_category?: string;
+      event_label?: string;
+      value?: number;
+      custom_map?: Record<string, string>;
+      items?: Array<{
+        item_id?: string;
+        item_name?: string;
+        affiliation?: string;
+        coupon?: string;
+        currency?: string;
+        discount?: number;
+        index?: number;
+        item_brand?: string;
+        item_category?: string;
+        item_category2?: string;
+        item_category3?: string;
+        item_category4?: string;
+        item_category5?: string;
+        item_list_id?: string;
+        item_list_name?: string;
+        item_variant?: string;
+        location_id?: string;
+        price?: number;
+        quantity?: number;
+      }>;
+      transaction_id?: string;
+      affiliation?: string;
+      currency?: string;
+      tax?: number;
+      shipping?: number;
+      checkout_step?: number;
+      checkout_option?: string;
+      method?: string;
+      search_term?: string;
+      content_type?: string;
+      content_id?: string;
+    },
+  ): void;
+
+  (command: 'get', targetId: string, fieldName: string, callback: (value: any) => void): void;
+};
+
+export {};

src/types/types.ts

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+import { TEFileNode, TESoundMetadata } from '../lib/midi/types';
+import { TarFile } from '../lib/untar';
+
+export type Group = 'a' | 'b' | 'c' | 'd';
+export type PadNumber = `${number}`;
+export type PadCode = `${Group}${PadNumber}`;
+
+export type Sound = {
+  id: number;
+  fileNode: TEFileNode;
+  meta: TESoundMetadata;
+};
+
+export enum EffectType {
+  Off = 0,
+  Delay = 1,
+  Reverb = 2,
+  Distortion = 3,
+  Chorus = 4,
+  Filter = 5,
+  Compressor = 6,
+}
+
+export enum FaderParam {
+  LVL = 0,
+  PTC = 1,
+  TIM = 2,
+  LPF = 3,
+  HPF = 4,
+  FX = 5,
+  ATK = 6,
+  REL = 7,
+  PAN = 8,
+  TUNE = 9,
+  VEL = 10,
+  MOD = 11,
+}
+
+export type GroupFaderParam = {
+  [group: string]: {
+    [K in FaderParam]: number;
+  };
+};
+
+export type ProjectSettings = {
+  bpm: number;
+  scale: number;
+  rootNote: number;
+  groupFaderParams: GroupFaderParam;
+  faderAssignment: Record<string, FaderParam>;
+  rawData: Uint8Array;
+};
+
+export type TimeSignature = {
+  numerator: number;
+  denominator: number;
+};
+
+export type ScenesSettings = {
+  timeSignature: TimeSignature;
+};
+
+export type Effects = {
+  rawData: Uint8Array;
+  effectType: EffectType;
+  param1: number;
+  param2: number;
+};
+
+export type Pattern = {
+  pad: PadCode;
+  group: Group;
+  notes: Note[];
+  bars: number;
+};
+
+export type Scene = {
+  name: string;
+  patterns: Pattern[];
+};
+
+export type Note = {
+  note: number;
+  position: number;
+  duration: number;
+  velocity: number;
+};
+
+export type Pad = {
+  pad: number;
+  name: string;
+  group: Group;
+  file: TarFile | null;
+  rawData: Uint8Array | null;
+  soundId: number;
+  volume: number;
+  attack: number;
+  release: number;
+  trimLeft: number;
+  trimRight: number;
+  soundLength: number;
+  playMode: 'oneshot' | 'key' | 'legato';
+  pan: number;
+  pitch: number;
+  rootNote: number;
+  timeStretch: 'off' | 'bpm' | 'bars' | 'rev';
+  timeStretchBpm: number;
+  timeStretchBars: number;
+  inChokeGroup: boolean;
+  midiChannel: number;
+};
+
+export type ProjectRawData = {
+  pads: Record<string, Pad[]>;
+  scenes: Scene[];
+  settings: ProjectSettings;
+  effects: Effects;
+  sounds: Sound[];
+  projectFile: File;
+  scenesSettings: ScenesSettings;
+};
+
+export type ExportResultFile = {
+  name: string;
+  url: string;
+  type: 'project' | 'archive';
+  size: number;
+};
+
+export type ExportResult = {
+  files: ExportResultFile[];
+  sampleReport?: SampleReport;
+};
+
+export type ExportFormatId = 'ableton' | 'dawproject' | 'midi' | 'reaper';
+
+export type ExportStatus = {
+  status: string;
+  progress: number;
+  sampleReport?: SampleReport;
+};
+
+export type SampleReport = {
+  downloaded: string[];
+  missing: { name: string; error: string }[];
+};
+
+export type ExportFormat = {
+  name: string;
+  value: ExportFormatId;
+  exportFn?: (
+    projectId: string,
+    data: ProjectRawData,
+    sounds: Sound[],
+    progressCallback: ({ progress, status }: ExportStatus) => void,
+    exporterParams: ExporterParams,
+  ) => Promise<ExportResult>;
+};
+
+export type ExporterParams = {
+  projectName?: string; // custom project name for exported files
+  includeArchivedSamples?: boolean;
+  exportAllPadsWithSamples?: boolean; // export all pads with assigned samples even if not used
+  clips?: boolean; // build clips not arrangements
+  noSampler?: boolean; // don't use sampler/simpler at all
+  groupTracks?: boolean; // group tracks by group name
+  drumRackGroupA?: boolean; // merge tracks for group A
+  drumRackGroupB?: boolean; // merge tracks for group B
+  drumRackGroupC?: boolean; // merge tracks for group C
+  drumRackGroupD?: boolean; // merge tracks for group D
+  sendEffects?: boolean; // send effects to return tracks
+  allScenes?: boolean; // export all scenes
+  selectedScenes?: string[]; // export only selected scenes (when allScenes is false)
+  customSceneNames?: Record<string, string>;
+};
+
+export type SoundInfo = {
+  soundId: number;
+  soundMeta: TESoundMetadata;
+};

src/types/vite-env.d.ts

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+/// <reference types="vite/client" />
+
+declare module '*.svg?react' {
+  import { JSX } from 'preact';
+  const SVG: (props: JSX.SVGProps<SVGSVGElement>) => JSX.Element;
+  export default SVG;
+}
+
+declare module '*.svg' {
+  const content: string;
+  export default content;
+}