Mesh loader refactor

koptilnya/mesh_loader/sv_builder.txt

@@ -0,0 +1,76 @@
+-- @server
+MeshBuilder = class("MeshBuilder")
+
+function MeshBuilder:initialize(link, modelPlaceholder)
+    self.link = link
+    self.modelPlaceholder = modelPlaceholder or "models/holograms/cube.mdl"
+    self.isReady = false
+
+    self._objectsNames = {}
+    self._objects = {}
+
+    http.get(link, function(response)
+        for object in string.gmatch(response, "^?\n?o%s([%w_%.%-]+)") do
+            table.insert(self._objectsNames, object)
+        end
+
+        self.isReady = true
+        self:onReady(self._objectsNames)
+        self:_sendHolograms()
+    end)
+
+    hook.add("ClientInitialized", "MeshBuilder_ClientInitialized", function(ply)
+        if self.isReady then
+            self:_sendHolograms(ply)
+        end
+    end)
+end
+
+function MeshBuilder:_sendHolograms(ply)
+    if #self._objects == 0 then
+        return
+    end
+
+    net.start("holograms")
+    for _, v in pairs(self._objects) do
+        net.writeBit(1)
+        net.writeString(v.name)
+        net.writeEntity(v.holo)
+    end
+    net.writeBit(0)
+    net.send(ply)
+end
+
+function MeshBuilder:onReady(objectsNames)
+end
+
+function MeshBuilder:build(name, pos, ang, scale, color, mat, parent, relativeTo)
+    if not self.isReady then
+        throw("Call build methods when builder is ready!")
+    end
+
+    if isValid(relativeTo) then
+        pos = relativeTo:localToWorld(pos)
+        ang = relativeTo:localToWorldAngles(ang)
+    end
+
+    local holo = holograms.create(pos, ang, self.modelPlaceholder, scale)
+    holo:setColor(color)
+    holo:setMaterial(mat)
+
+    if isValid(parent) then
+        holo:setParent(parent)
+    end
+
+    table.insert(self._objects, {name = name, holo = holo})
+end
+
+function MeshBuilder:buildAll(pos, ang, scale, color, mat, parent, relativeTo)
+    if not self.isReady then
+        throw("Call build methods when builder is ready!")
+    end
+
+    for _, v in pairs(self._objectsNames) do
+        self:build(v, pos, ang, scale, color, mat, parent, relativeTo)
+    end
+end