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-- WF.core.rxlua
local _ = require 'WFRxPromiseBridge'

-- WF.core.reactive
local KSReactive = require 'KSReactive'
local KSPromises = require 'KSPromises'

-- WF.lrmobile_models
local LrmAssetUtils = require 'LrmAssetUtils'
local OzCatalogUploadStatus = require 'OzCatalogUploadStatus'
local LrmCatXmpDevelop = require "LrmCatXmpDevelop"
local WFCatSharedWithYouUtils = require 'WFCatSharedWithYouUtils'

-- wichitafoundation.core.logging
local WFLogger = require 'WFLogger'

local KSTableUtils = require 'KSTableUtils'
local derefOpt = assert(KSTableUtils.derefOpt)
--------------------------------------------------------------------------------

local exportModelLog = WFLogger 'LrmExportModel'
:setLevel( 'debug' )

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

local LrmExportModel = {}

--------------------------------------------------------------------------------

local Model = {}

--------------------------------------------------------------------------------

function LrmExportModel.makeModel(catalog, assetIds, optImageType)

	assert(catalog)
	assert(assetIds)

	local result = {}
	local resultB = KSReactive.variableB(nil)

	local function getDocValueP(assetId)
		catalog:photoInfoB(assetId)
	end

	local function getExportInfoForAssetP(assetId)

		return catalog:docStore():docValueOnceP('asset', assetId)
		:mapP(function(_, docValue)
			local settings = docValue.develop or {}

			local exportInfo = {}

			exportInfo.localUrl = docValue and docValue._localOnly and docValue._localOnly.localUrl
			exportInfo.masterPath = OzCatalogUploadStatus.checkAndCorrectLocalPath(LrmAssetUtils.getMasterPath(docValue))
			exportInfo.hasMaster = LrmAssetUtils.hasMaster(docValue)
			exportInfo.hasMasterLocally = LrmAssetUtils.hasMasterLocally(docValue)
			exportInfo.hasPreviewLocally = LrmAssetUtils.hasPreviewLocally(docValue)
			exportInfo.importSHA = docValue and docValue.importSource and docValue.importSource.sha256
			exportInfo.hasProxyLocally = LrmAssetUtils.hasProxyLocally(docValue)
			exportInfo.proxyPath = OzCatalogUploadStatus.checkAndCorrectLocalPath(LrmAssetUtils.getProxyPath(docValue))
			exportInfo.fileSize = docValue and docValue.importSource and docValue.importSource.fileSize
			exportInfo.fileName = docValue and docValue.importSource and docValue.importSource.fileName
			exportInfo.settings = settings
			exportInfo.localXmpDevelopPath = ""
			exportInfo.valid = true
			exportInfo.isVideo = LrmAssetUtils.isVideo( docValue )
			exportInfo.isSpaceAsset = (docValue._spaceId ~= nil)
			exportInfo.isAssetEditable = WFCatSharedWithYouUtils.canEditAsset( docValue )
			exportInfo.importedByUser = derefOpt( docValue, '_serverProvidedMetadata','importedByUser', 'id')
			exportInfo.needsUpdateAISettings = derefOpt( docValue, 'develop', 'needsUpdateAISettings' ) or false

			if not LrmAssetUtils.hasExternalXmpDevelop(docValue) then
				return KSPromises.resolvedPromiseP('data', exportInfo)
			end

			local sha256 = nil
			if exportInfo.hasMasterLocally and not exportInfo.hasProxyLocally then
				optImageType = 'original'
			end

			return LrmCatXmpDevelop.getExternalXmpDevelopAndAuxP(catalog, docValue, sha256, optImageType)
			:mapP(function(status, xmpCameraRaw, xmpRelPath, selectedDigests)
				if status == 'data' then
					exportInfo.localXmpDevelopPath = xmpRelPath or ""
					exportInfo.selectedDigests = selectedDigests
					exportInfo.valid = true
				else
					exportInfo.valid = false
				end

				return KSPromises.resolvedPromiseP('data', exportInfo)
			end)
		end)
		:mapDataP_new(function(exportInfo)
			result[assetId] = exportInfo
		end)
	end

	KSPromises.allP(getExportInfoForAssetP, assetIds)
	:whenResolvedDo(function()
		resultB:set(result)
		end

	)

	:attachTo(resultB)

	return {
		assetIds = assetIds,
		catalog = catalog,
		valueB = resultB,
		models = Model,
	}

end

return LrmExportModel
