first commit

helix/models/panel.py

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+from enum import Enum
+import json
+from helix.constants.panel_type import PanelType
+from helix.functions import fequal
+from helix.models.coordinate import Coordinate
+
+
+class PanelData(Enum):
+    Handle = 'HANDLE'
+    Blockname = 'BLOCKNAME'
+    Subarray = 'SUBARRAY'
+    PanelType = 'POS'
+    WindZone = 'WIND'
+    Ballast = 'BAL'
+    LinkTray = 'LT_CALCULATED'
+    CrossTray = 'XTRAY'
+    WindAnchor = 'ANC'
+    SeismicAnchor = 'SEISMIC'
+    Coordinate = 'COORDINATE'
+    Pressure = 'PSF'
+    Id = 'ID'
+    PresentedLinkTray = 'LTRAY'
+    Xcoord = 'XCOORD'
+    Ycoord = 'YCOORD'
+    Rotation = 'ANGLE'
+    FuzzyWindZone = 'FUZZYWINDZONE'
+
+
+class PanelWarnings(Enum):
+    MaxPsf = 'The values highlighted are panels that exceed our UL listed load limit. Please do not place panels in these areas to avoid exceeding the listed limit.'
+
+class Panel(object):
+    def __init__(self, handle=None, blockname=None, subarray=None, panel_type=None, wind_zone=None, ballast=None,
+                 link_tray=None, cross_tray=None, wind_anchors=None, seismic_anchors=None, coordinate=None,
+                 pressure=None, id=None, presented_link_tray=None, original_coordinate=None, fuzzy_wind_zone=False,
+                 warnings=None):
+        self.handle = handle
+        self.blockname = blockname
+        self.subarray = subarray
+        self.panel_type = panel_type
+        self.wind_zone = wind_zone
+        self.ballast = ballast
+        self.link_tray = link_tray
+        self.cross_tray = cross_tray
+        self.wind_anchors = wind_anchors
+        self.seismic_anchors = seismic_anchors
+        # this field after DXF parsing and before serialization into CSV contains translated coordinates (all positive)
+        # and after deserialization from CSV contains original coordinates - same as original_coordinate field
+        self.coordinate = coordinate
+        self.original_coordinate = original_coordinate
+        self.pressure = pressure
+        self.id = id
+        self.presented_link_tray = presented_link_tray
+        self.fuzzy_wind_zone = fuzzy_wind_zone
+        self.warnings = warnings or []
+
+    def merge(self, other):
+        if not isinstance(other, self.__class__):
+            return self
+
+        d = {}
+        for key, data in self.__dict__.items():
+            if data is not None:
+                d[key] = data
+            else:
+                d[key] = other.__dict__.get(key)
+        panel = Panel()
+        panel.__dict__.update(d)
+        return panel
+
+    def is_subset(self, other):
+        if not isinstance(other, self.__class__):
+            return False
+        for key, value in self.__dict__.items():
+            if value is None:
+                continue
+            if other.__dict__[key] != value:
+                return False
+        return True
+
+    def almost_equal(self, other, decimal=6):
+        if not isinstance(other, self.__class__):
+            return False
+        if self.pressure is not None and other.pressure is not None:
+            if not fequal(self.pressure, other.pressure, delta=(10 ** (-decimal))):
+                print("Pressures are not equal to within %d decimal places, got %f, expected %f" % (decimal, self.pressure, other.pressure))
+                return False
+        elif self.pressure != other.pressure:
+            return False
+        for key, value in self.__dict__.items():
+            if key == 'pressure':
+                continue
+            elif other.__dict__.get(key) != value:
+                print("Expected %s to be equal, got %s, expected %s" % (key, str(value), str(other.__dict__.get(key))))
+                return False
+        return True
+
+    def __deepcopy__(self, _):
+        return Panel(handle=self.handle,
+                     blockname=self.blockname,
+                     subarray=self.subarray,
+                     panel_type=self.panel_type,
+                     wind_zone=self.wind_zone,
+                     ballast=self.ballast,
+                     link_tray=self.link_tray,
+                     cross_tray=self.cross_tray,
+                     wind_anchors=self.wind_anchors,
+                     seismic_anchors=self.seismic_anchors,
+                     coordinate=self.coordinate,
+                     original_coordinate=self.original_coordinate,
+                     pressure=self.pressure,
+                     id=self.id,
+                     presented_link_tray=self.presented_link_tray,
+                     fuzzy_wind_zone=self.fuzzy_wind_zone)
+
+    def __eq__(self, other):
+        if self is other:
+            return True
+        return self.almost_equal(other, decimal=3)
+
+    def __repr__(self):
+        def json_forcer(x):
+            if isinstance(x, PanelType):
+                return x.value
+            if isinstance(x, Coordinate):
+                return x.dictionary
+            return x.__dict__
+
+        d = {key: value for (key, value) in self.__dict__.items() if value is not None}
+        return json.dumps(d, sort_keys=True, default=json_forcer)