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Timeseries datasource (work in progress)

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This commit is contained in:
Luca Deri 2020-04-25 19:48:23 +02:00
parent fad9ce6542
commit c787a9d956
5 changed files with 152 additions and 3 deletions
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29
scripts/lua/modules/datamodel_utils.lua
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@ -71,7 +71,7 @@ end
-- ######################################
-- Return the data formatted as expected by a table widget
-- Return the data formatted as expected by a donut chart
function datamodel:getAsDonut()
local ret = { data = {}}
@ -95,12 +95,39 @@ end
-- ######################################
-- Return the data formatted as expected by a multibar chart
function datamodel:getAsMultibar()
local ret = { }
local i = 0
for k,v in pairs(self.datasets) do
local serie = { values = {} }
local label = self.column_labels[i+1]
for k1,v1 in pairs(v.rows) do
table.insert(serie.values, { x = v.timestamps[k1], y = v1, series = i, y0 = 0, y1 = v1, key = label })
end
serie.key = label
serie.nonStackable = false
table.insert(ret, serie)
i = i + 1
end
return(ret)
end
-- ######################################
-- Return the data
function datamodel:getData(transformation, dataset_name)
if(transformation == "table") then
return(self:getAsTable())
elseif(transformation == "donut") then
return(self:getAsDonut())
elseif(transformation == "multibar") then
return(self:getAsMultibar())
else
return({})
end