- Add diagram_layouts and diagram_nodes tables - Seed layout coordinates extracted from SVG - Extend snapshot API to return layout data - Rewrite demo page to fetch from API dynamically - Support ?mission= and ?at= URL parameters - Modal details populated from database component data - Show/hide nodes based on component existence at snapshot time Co-Authored-By: Claude <noreply@anthropic.com>
66 lines
2.0 KiB
Python
66 lines
2.0 KiB
Python
# topology_api/routes/snapshot.py
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from flask import Blueprint, request, jsonify
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from topology_api.queries.snapshot_queries import (
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resolve_snapshot_time, fetch_snapshot, fetch_layout,
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)
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snapshot_bp = Blueprint("snapshot", __name__)
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@snapshot_bp.route("/api/v1/bases/<base_code>/snapshot")
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def get_snapshot(base_code):
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if base_code != "guanghan":
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return jsonify({
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"error": "base_not_found",
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"message": f"Base '{base_code}' not found. Only 'guanghan' is available.",
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}), 404
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requested_mission = request.args.get("mission")
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requested_at = request.args.get("at")
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snapshot_at, anchor_source = resolve_snapshot_time(
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requested_mission=requested_mission,
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requested_at=requested_at,
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)
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if anchor_source == "mission_not_found":
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return jsonify({
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"error": "mission_not_found",
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"message": f"Mission '{requested_mission}' not found.",
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}), 404
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if anchor_source == "mission_has_no_timed_event":
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return jsonify({
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"error": "mission_has_no_timed_event",
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"message": f"Mission '{requested_mission}' has no timed events.",
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}), 409
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if anchor_source == "no_events":
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return jsonify({
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"base": {"code": "guanghan", "name": "广寒基地"},
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"query": {
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"requestedAt": requested_at,
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"requestedMission": requested_mission,
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"snapshotAt": None,
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"anchorSource": "no_events",
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},
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"components": [],
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"connections": [],
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})
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data = fetch_snapshot(snapshot_at)
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layout = fetch_layout()
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return jsonify({
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"base": data["base"],
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"query": {
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"requestedAt": requested_at,
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"requestedMission": requested_mission,
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"snapshotAt": snapshot_at,
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"anchorSource": anchor_source,
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},
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"components": data["components"],
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"connections": data["connections"],
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"layout": layout,
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})
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