96 lines
3.5 KiB
GDScript
96 lines
3.5 KiB
GDScript
@tool
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extends VBoxContainer
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## Dock subpanel — renders the MCP request/response log buffer. Owns its own
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## UI subtree, the line-count cursor, and the display-visibility toggle. Emits
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## `logging_enabled_changed` so the dock can route the flag onto the
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## connection dispatcher without the panel knowing the routing exists.
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##
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## Extracted from mcp_dock.gd as part of audit-v2 #360 — see the comment at
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## the top of mcp_dock.gd for the broader extraction story.
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signal logging_enabled_changed(enabled: bool)
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const Dock := preload("res://addons/godot_ai/mcp_dock.gd")
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## Untyped: a `: McpLogBuffer` annotation hits the class_name registry at
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## script-load and trips the self-update parse hazard (#398). The type fence
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## stays on the `setup(log_buffer: McpLogBuffer)` parameter.
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var _log_buffer
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var _log_display: RichTextLabel
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var _log_toggle: CheckButton
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## Last `McpLogBuffer.total_logged()` value painted into the display. Tracking
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## the buffer's monotonic sequence (rather than its bounded `total_count()`)
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## keeps the viewer painting once the ring fills — a size-based cursor would
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## freeze at MAX_LINES on every subsequent append. See PR #392 for the bug.
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var _last_log_seq := 0
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## Build the UI synchronously here so callers (and detached-tree tests that
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## instantiate the dock with `McpDockScript.new()` and never enter the tree)
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## can interact with the panel's controls right after `setup()`. Mirrors the
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## pre-extraction inline-build behavior that test_dock.gd relies on.
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##
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## Idempotent: `_log_display == null` covers an unlikely double-`setup()` call
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## without rebuilding (which would orphan the prior controls).
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func setup(log_buffer: McpLogBuffer) -> void:
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_log_buffer = log_buffer
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if _log_display == null:
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_build_ui()
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func _build_ui() -> void:
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size_flags_vertical = Control.SIZE_EXPAND_FILL
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add_child(HSeparator.new())
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var log_header_row := HBoxContainer.new()
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var log_header := Dock._make_header("MCP Log")
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log_header.size_flags_horizontal = Control.SIZE_EXPAND_FILL
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log_header_row.add_child(log_header)
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_log_toggle = CheckButton.new()
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_log_toggle.text = "Log"
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_log_toggle.button_pressed = true
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_log_toggle.toggled.connect(_on_log_toggled)
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log_header_row.add_child(_log_toggle)
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add_child(log_header_row)
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_log_display = RichTextLabel.new()
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_log_display.size_flags_vertical = Control.SIZE_EXPAND_FILL
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_log_display.custom_minimum_size = Vector2(0, 120)
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_log_display.scroll_following = true
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_log_display.bbcode_enabled = false
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_log_display.selection_enabled = true
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add_child(_log_display)
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## Called from McpDock._process when the panel is visible. Appends any new
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## log lines since the last tick.
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func tick() -> void:
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if _log_buffer == null or _log_display == null:
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return
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var seq: int = _log_buffer.total_logged()
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if seq == _last_log_seq:
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return
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if seq < _last_log_seq:
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## Buffer cleared via `McpLogBuffer.clear()` (the `clear_logs` MCP
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## tool / `logs_clear` handler). The buffer resets `_total_logged`
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## to 0, flipping the sequence backward. Without this branch the
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## display would keep showing pre-clear lines forever — the viewer
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## drifts permanently out of sync with the buffer. Reset display +
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## cursor so the next append paints over a clean slate.
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_log_display.clear()
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_last_log_seq = 0
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if seq == 0:
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return
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var new_lines: Array[String] = _log_buffer.get_recent(seq - _last_log_seq)
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for line in new_lines:
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_log_display.add_text(line + "\n")
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_last_log_seq = seq
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func _on_log_toggled(enabled: bool) -> void:
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_log_display.visible = enabled
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logging_enabled_changed.emit(enabled)
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