841 convert log bin files (#842)

* Start adding functionality to parse dataflash bin files

* Update units data output for dataflash log files

* Create shared fla types file

* Tidy up types

* Add data transformations for dataflash bin files

* Edit dataflash parser to parse all log messages

* Fix ignored messages

* Remove debug file saving and console log

* Convert utils file to typescript, update tsconfig to ignore javascript type declarions not being found

* Address copilot review comments

* Fix eslint dataflash parser errors

* Add aircraft type parsing

* Fix types for aircraft type function

* Update gcs/electron/utils/dataflashParser.js

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Address copilot review comments

* Fix preset categories

* Fix time since boot not converting correctly

* Fix flight modes colouring

* Normalise message names and add GPS time conversion

* Fix message filter descriptions

* Address copilot review comments

* set yAxisID to UNKNOWN if missing

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Kwashie A <104215256+Kwash67@users.noreply.github.com>

Author: 3 people

gcs/electron/fla.ts

@@ -0,0 +1,109 @@
+// Shared types for FLA (Falcon Log Analyser)
+
+// The other keys depend on the message type and they represent the individual
+// fields of the message.
+export interface MessageObject {
+  name: string // e.g., "XKY1"
+  TimeUS?: number // e.g., 1274721512
+  Instance?: number
+  Inst?: number
+  [key: string]: string | number | undefined
+}
+
+// Format messages
+export interface FormatMessage {
+  name: string // e.g., "CTUN"
+  type?: number // e.g., 0
+  format: string // e.g., "QccccffffBffi"
+  fields: string[] // e.g., ["TimeUS", "Roll", "Pitch", "RdO", "As", "SAs", "GU"]
+  units?: string | string[] // e.g., "sdddd---n-n-n" or ["s", "deg", "deg", "deg", "deg", "UNKNOWN", ...]
+  multipliers?: string | string[] // e.g., "FBBBB---000-B" or ["F", "B", "B", "B", "B", "UNKNOWN", ...]
+}
+
+// Dict with message name as key and array of message objects as value
+// Other keys are format, units and aircraftType for log metadata
+export interface LoadedLogMessages {
+  [messageName: string]:
+    | MessageObject[]
+    | { [key: string]: FormatMessage }
+    | { [key: string]: string }
+    | string
+    | null
+}
+
+// Dict with message name as key and array of message objects as value
+// Other keys are format, units and aircraftType for log metadata
+// Units are a mapping from single character to SI unit, e.g. { "k": "deg/s/s"}
+// AircraftType is a string like "copter", "plane", "quadplane" or null
+export interface Messages {
+  // Metadata properties
+  format: { [key: string]: FormatMessage }
+  aircraftType: AircraftType
+
+  // Message data - use index signature for dynamic message types
+  [messageName: string]:
+    | MessageObject[] // For dynamic message types like "CTUN", "ATT", etc.
+    | { [key: string]: FormatMessage } // For the "format" property
+    | AircraftType // For the "aircraftType" property
+}
+
+export type AircraftType = "copter" | "plane" | "quadplane" | null
+
+export interface FilterState {
+  [messageName: string]: { [fieldName: string]: boolean }
+}
+
+export interface FieldStats {
+  min: number
+  max: number
+  sum: number
+  count: number
+}
+
+export interface MeanValues {
+  [fieldKey: string]: {
+    mean: string
+    max: string
+    min: string
+  }
+}
+
+export interface ExpandResult {
+  updatedMessages: LoadedLogMessages
+  updatedFilters: FilterState
+  updatedFormats: { [key: string]: FormatMessage }
+}
+
+export interface ParseResult {
+  success: boolean
+  error?: string
+  summary?: LogSummary
+}
+
+export interface LogSummary {
+  formatMessages: { [key: string]: FormatMessage }
+  utcAvailable: boolean
+  logEvents: MessageObject[]
+  flightModeMessages: MessageObject[]
+  logType: string
+  messageFilters: Record<string, unknown>
+  messageMeans: Record<
+    string,
+    { mean: string; max: string; min: string }
+  > | null
+  aircraftType: AircraftType
+}
+
+export interface Dataset {
+  label: string
+  yAxisID: string
+  x: Float64Array
+  y: Float32Array
+}
+
+export type LogType =
+  | "dataflash_bin"
+  | "dataflash_log"
+  | "fgcs_telemetry"
+  | "mp_telemetry"
+  | null