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3 commits

Author SHA1 Message Date
dtrentin
88dfa74ebe feat: OPC UA protocol plugin (v0.4)
Second protocol plugin proving multi-protocol architecture. New
Junction.Protocols.OpcUa (multi-target net48;net8.0 — SDK has no ns2.0):
- OpcuaDriverFactory: config validation (EndpointUrl/SecurityMode/Policy/
  AuthMode/Username/Password/NodeIds/BrowseRoot/TimeoutSeconds), CONFIG_* codes.
- OpcuaDriver: ReadCurrentAsync (read configured nodes) + ProbeAsync (browse
  address space), linked-CTS timeout, Result mapping, opt-in FilterToMonitored
  — mirrors MtconnectDriver.
- IUaClient seam (SDK-free) injected for testability; UaClient wraps OPC UA
  Session (non-obsolete async API), Directory PKI store, anon/user-pass auth.

SDK: OPCFoundation.NetStandard.Opc.Ua.Client 1.5.378.156 (MIT), pinned exact,
transitive closure copied per-TFM into plugins/opcua/ (CopyLocalLockFileAssemblies
+ CopyOpcuaPlugin target). Host: AutoGenerateBindingRedirects. Core untouched —
protocol auto-discovered by plugin loader.

Projects: +Junction.Protocols.OpcUa, Junction.App (wiring), Junction.sln,
Junction.Tests (+23 tests: 13 factory + 10 driver via Mock<IUaClient>). 171 pass.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-22 07:44:23 +02:00
dtrentin
cf394bab31 refactor: v0.2.1 refinements — HttpClient lifetime, disconnection UX, DataGrid
Post-v0.2 polish (no behavior regressions; 127 tests + 2 docker integration green).

- MTConnect: shared static HttpClient (Timeout=Infinite) + per-request timeout
  via linked CancellationTokenSource. Fixes socket-exhaustion risk from
  new-HttpClient-per-driver on config edits / dynamic monitor reload.
- Disconnection UX: dashboard + detail show connection state with color
  (green/red/grey dot + badge) via StatusKindToBrush converter; LastSeen
  timestamp preserved across disconnects. VMs stay framework-agnostic.
- Delete confirm: VM-driven overlay naming the machine (replaces two-state
  button) to prevent accidental deletion.
- Dashboard table: switched to DataGrid — aligned columns + Details gets its
  own column (fixes row misalignment). Adds Avalonia.Controls.DataGrid 11.3.10.

PAUL: roadmap re-sequenced — v0.3 Data-Item Selection + UX, OPC UA → v0.4,
Fanuc → v0.5, History → v0.6.

Touches: Junction.Protocols.MTConnect, Junction.App, tests, .paul/.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-22 00:09:48 +02:00
dtrentin
507753f82e init: scaffold Junction multi-protocol machine monitor (M1 walking skeleton)
Greenfield C# app reading industrial machine data over pluggable protocols.
M1 walking skeleton: MTConnect plugin polls a machine, Avalonia dashboard
shows live last datum. Build 0 warn/0 err on net48 + net8.0 (Linux),
115 unit tests + 2 docker-gated integration tests.

Projects:
- Junction.Domain (netstandard2.0): Result<T>, models, IProtocolDriver,
  IMachineRepository, plugin manifest. Zero package deps.
- Junction.Core (netstandard2.0): PollingEngine, PluginLoader
  (Assembly.LoadFrom), MachineMonitor, DI extensions.
- Junction.Persistence (netstandard2.0): SqliteMachineRepository (Dapper),
  schema, connection factory. Provider-swap seam to SQL Server.
- Junction.Protocols.MTConnect (netstandard2.0): HTTP driver + namespace-
  version-agnostic parser (MTConnect 1.7 + 2.0). Runtime plugin.
- Junction.App (net48;net8.0): Avalonia MVVM, live dashboard, NLog, DI root.
- Junction.Tests (net8.0): xUnit + Moq, 117 tests.
- mock/: docker-compose MTConnect agent (ladder99/agent).

Target net48 for Windows 7/8 fleet compatibility. Avalonia pinned 11.3.x.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-21 23:32:56 +02:00