--[[----------------------------------------------------------------------------

NmbCameraModelUsageIndexDefinition.lua

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Patents, patents in process, and are protected by trade secret or copyright
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local KSTableUtils = require 'KSTableUtils'
local WFArguments = require 'WFArguments'
local WFPlatformInfo = require 'WFPlatformInfo'

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local check = assert( WFArguments.check )

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local function generateIndexSchema( indexStoreSchema )

	check( 'WFRxIndexStoreSchema' )
	
	if not WFPlatformInfo.hasACR then
		return
	end
				  
	indexStoreSchema:addTable {
	
		sql = [[CREATE TABLE cameraModelsInUse( cameraModel )]],		
		useLocalId = true,
		hasOneRowPerDocument = true,
		relevantTypeSubtypeTuples = {
			{ 'asset', 'image' },
		},
		docValueFilter = function( docValue )
			return docValue and docValue._deleted ~= true and 
				docValue.subtype == 'image' and docValue.type == 'asset'
		end,
		map = function( docValue, emit )
			local cameraModel = KSTableUtils.derefOpt( docValue, "xmp", "tiff", "Model" )
			if cameraModel then
				emit( string.lower( cameraModel ) )
			end
		end,
	}

end

--==============================================================================

return {
	generateIndexSchema = generateIndexSchema,
}
