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// Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package protocol
<#global isImported = false>
import (
<#list model.requestParams as param><#if util.getGoType(param.type)?contains("Data")><#global isImported=true>. "github.com/hazelcast/go-client/internal/serialization"<#break>
<#list model.events as event><#list event.eventParams as param><#if isImported><#break><#if util.getGoType(param.type)?contains("Data")><#global isImported=true>. "github.com/hazelcast/go-client/internal/serialization"<#break>
<#list model.responseParams as param><#if isImported><#break><#if util.getGoType(param.type)?contains("Data")><#global isImported=true>. "github.com/hazelcast/go-client/internal/serialization"<#break>
<#list model.requestParams as param><#if util.getGoType(param.type) == "int32" || util.getGoType(param.type)?contains("[]") || util.getGoType(param.type) == "int64" || util.getGoType(param.type) == "bool" || util.getGoType(param.type) == "int64" ||util.getGoType(param.type) == "[]byte" || util.getGoType(param.type) == "[]int64">. "github.com/hazelcast/go-client/internal/common"<#break>
)
type ${model.parentName}${model.name?cap_first}ResponseParameters struct {
	<#list model.responseParams as p>
	${p.name?cap_first} <#if !util.isPrimitive(p.type)>*<#if util.getGoType(p.type)?contains("EntryView")>EntryView <#else>${util.getGoType(p.type)}
	
}
<#--************************ REQUEST ********************************************************-->

func ${model.parentName}${model.name?cap_first}CalculateSize(<#list model.requestParams as param>${param.name} <#if param.nullable || !util.isPrimitive(param.type)>*${util.getGoType(param.type)}  <#if param_has_next>, ) int {
    // Calculates the request payload size
    dataSize := 0
<#list model.requestParams as p>
    <@sizeText var_name=p.name type=p.type isNullable=p.nullable/>

    return dataSize
}

func ${model.parentName}${model.name?cap_first}EncodeRequest(<#list model.requestParams as param>${param.name} <#if param.nullable || !util.isPrimitive(param.type)>*${util.getGoType(param.type)} <#if param_has_next>, ) *ClientMessage {
    // Encode request into clientMessage
    clientMessage := NewClientMessage(nil,${model.parentName}${model.name?cap_first}CalculateSize(<#list model.requestParams as param>${param.name}<#if param_has_next>, ))
    clientMessage.SetMessageType(${model.parentName?upper_case}_${model.name?upper_case})
    clientMessage.IsRetryable =<#if model.retryable == 1>true<#else>false
<#list model.requestParams as p>
<@setterText var_name=p.name type=p.type isNullable=p.nullable/>

    clientMessage.UpdateFrameLength()
    return clientMessage
}

<#--************************ RESPONSE ********************************************************-->
<#if model.responseParams?has_content>
func ${model.parentName}${model.name?cap_first}DecodeResponse(clientMessage *ClientMessage) *${model.parentName}${model.name?cap_first}ResponseParameters {
    // Decode response from client message
    parameters := new(${model.parentName}${model.name?cap_first}ResponseParameters)
<#list model.responseParams as p>
<@getterText var_name=p.name type=p.type isNullable=p.nullable indent=1/>

    return parameters
}
<#else>// Empty decodeResponse(clientMessage), this message has no parameters to decode



<#--************************ EVENTS ********************************************************-->
<#if model.events?has_content>
func ${model.parentName}${model.name?cap_first}Handle(clientMessage *ClientMessage, <#list model.events as event>handleEvent${event.name?cap_first} func(<#list event.eventParams as p><#if !util.isPrimitive(p.type)>*${util.getGoType(p.type)}<#if p_has_next>,)<#if event_has_next>, ){
    // Event handler
    messageType := clientMessage.MessageType()
    <#list model.events as event>
    if messageType == EVENT_${event.name?upper_case} && handleEvent${event.name?cap_first} != nil {
        <#list event.eventParams as p>
<@getterText var_name=p.name type=p.type isNullable=p.nullable isEvent=true indent=2/>
        
        handleEvent${event.name?cap_first}(<#list event.eventParams as param><#if util.getTypeCategory(param.type) =="ARRAY" ||util.getTypeCategory(param.type) =="MAP" || util.getTypeCategory(param.type) == "COLLECTION">&${param.name}<#if param_has_next>, )
    }
<#if !event_has_next>}
    


<#--MACROS BELOW-->
<#--SIZE NULL CHECK MACRO -->
<#macro sizeText var_name type isNullable=false>
<#if isNullable>
    dataSize += BOOL_SIZE_IN_BYTES
    if ${var_name} != nil {
<@sizeTextInternal var_name=var_name type=type indent=2 isNullable=true/>
     }
<#else>
<@sizeTextInternal var_name=var_name type=type indent=1/>




<#--METHOD PARAM MACRO -->
<#macro methodParam type><#local cat= util.getTypeCategory(type)>
<#switch cat>
<#case "COLLECTION"><#local genericType= util.getGenericType(type)>java.util.Collection<${genericType}><#break>
<#default>${type}



<#--SIZE MACRO -->
<#macro sizeTextInternal var_name type indent isNullable=false pointer=true>
<#local cat= util.getTypeCategory(type)>
<#switch cat>
    <#case "OTHER">
        <#if util.isPrimitive(type)>
${""?left_pad(indent * 4)}dataSize += ${util.getGoType(type)?upper_case}_SIZE_IN_BYTES
        <#else >
${""?left_pad(indent * 4)}dataSize += ${util.getGoType(type)?cap_first}CalculateSize(<#if !pointer>&${var_name})
        
        <#break >
    <#case "CUSTOM">
${""?left_pad(indent * 4)}dataSize += ${util.getGoType(type)?cap_first}CalculateSize(<#if !pointer>&${var_name})
        <#break >
    <#case "COLLECTION">
${""?left_pad(indent * 4)}dataSize += INT_SIZE_IN_BYTES
        <#local genericType= util.getGenericType(type)>
        <#local n= var_name>
${""?left_pad(indent * 4)}for _,${var_name}Item := range <#if isNullable || !util.isPrimitive(type)>*${var_name}{
        <@sizeTextInternal var_name="${n}Item"  type=genericType indent=(indent + 1) pointer=false/>
        }
        <#break >
    <#case "ARRAY">
${""?left_pad(indent * 4)}dataSize += INT_SIZE_IN_BYTES
        <#local genericType= util.getArrayType(type)>
        <#local n= var_name>
${""?left_pad(indent * 4)}for range <#if isNullable || !util.isPrimitive(type)>*${var_name}{
        <@sizeTextInternal var_name="${n}Item"  type=genericType indent=(indent + 1)/>
        }
        <#break >
    <#case "MAP">
        <#local keyType = util.getFirstGenericParameterType(type)>
        <#local valueType = util.getSecondGenericParameterType(type)>
        <#local n= var_name>
${""?left_pad(indent * 4)}for key, val := range <#if isNullable || !util.isPrimitive(type)>*${var_name}{
        <@sizeTextInternal var_name="key"  type=keyType indent=(indent + 1)/>
        <@sizeTextInternal var_name="val"  type=valueType indent=(indent + 1)/>
        }
    <#case "MAPENTRY">
        <#local keyType = util.getFirstGenericParameterType(type)>
        <#local valueType = util.getSecondGenericParameterType(type)>
        key := ${var_name}.key.(<#if !util.isPrimitive(type)>*${util.getGoType(keyType)})
        val := ${var_name}.value.(<#if !util.isPrimitive(type)>*${util.getGoType(valueType)})
        <@sizeTextInternal var_name="key"  type=keyType indent=indent/>
        <@sizeTextInternal var_name="val"  type=valueType indent=indent/>


<#--SETTER NULL CHECK MACRO -->
<#macro setterText var_name type isNullable=false>
<#local isNullVariableName= "${var_name}_is_null">
<#if isNullable>
    clientMessage.AppendBool(${var_name} == nil)
    if ${var_name} != nil {
<@setterTextInternal var_name=var_name type=type indent=2 isNullable=isNullable/>
    }
<#else>
<@setterTextInternal var_name=var_name type=type indent=1/>



<#--SETTER MACRO -->
<#macro setterTextInternal var_name type indent isNullable=false pointer=true>
    <#local cat= util.getTypeCategory(type)>
    <#if cat == "OTHER">
${""?left_pad(indent * 4)}clientMessage.Append${util.getGoType(type)?cap_first}(<#if !pointer>&${var_name})
    
    <#if cat == "CUSTOM">
${""?left_pad(indent * 4)}<#if type?contains("UUID")>UuidCodec<#else>${util.getTypeCodec(type)?split(".")?last}Encode(clientMessage, ${var_name})
    
    <#if cat == "COLLECTION">
${""?left_pad(indent * 4)}clientMessage.AppendInt(len(<#if isNullable || !util.isPrimitive(type)>*${var_name}))
        <#local itemType = util.getGenericType(type)>
        <#local itemTypeVar= var_name + "Item">
${""?left_pad(indent * 4)}for _,${itemTypeVar} := range <#if isNullable || !util.isPrimitive(type)>*${var_name}{
    <@setterTextInternal var_name=itemTypeVar type=itemType indent=(indent + 1) pointer=false />
${""?left_pad(indent * 4)}}
    
    <#if cat == "ARRAY">
${""?left_pad(indent * 4)}clientMessage.AppendInt(len(<#if isNullable || !util.isPrimitive(type)>*${var_name}))
        <#local itemType= util.getArrayType(type)>
        <#local itemTypeVar= var_name + "Item">
${""?left_pad(indent * 4)}for _,${itemTypeVar} := range <#if isNullable || !util.isPrimitive(type)>*${var_name}{
    <@setterTextInternal var_name=itemTypeVar  type=itemType indent=(indent + 1) />
${""?left_pad(indent * 4)}}
    
    <#if cat == "MAP">
        <#local keyType = util.getFirstGenericParameterType(type)>
        <#local valueType = util.getSecondGenericParameterType(type)>
${""?left_pad(indent * 4)}clientMessage.AppendInt(len(${var_name}))
${""?left_pad(indent * 4)}for key, value := range ${var_name}.iteritems(){
    <@setterTextInternal var_name="key"  type=keyType indent=(indent + 1)/>
    <@setterTextInternal var_name="value"  type=valueType indent=(indent + 1)/>
${""?left_pad(indent * 4)}}
    
    <#if cat == "MAPENTRY">
        <#local keyType = util.getFirstGenericParameterType(type)>
        <#local valueType = util.getSecondGenericParameterType(type)>
                key := ${var_name}.key.(<#if !util.isPrimitive(type)>*${util.getGoType(keyType)})
                val := ${var_name}.value.(<#if !util.isPrimitive(type)>*${util.getGoType(valueType)})
    <@setterTextInternal var_name="key"  type=keyType indent=indent/>
    <@setterTextInternal var_name="val"  type=valueType indent=indent/>
     


<#--GETTER NULL CHECK MACRO -->
<#macro getterText var_name type isNullable=false isEvent=false indent=1>
<#if isNullable>
<#if (isEvent)>${""?left_pad(indent * 4)}var ${var_name} <#if !util.isPrimitive(type)>*${util.modifyForGoTypes(type?split(".")?last)}
${""?left_pad(indent * 4)}if !clientMessage.ReadBool(){
<@getterTextInternal var_name=var_name varType=type isEvent=isEvent indent=indent +1 isNullable=isNullable/>
    }
<#else>
<@getterTextInternal var_name=var_name varType=type isEvent=isEvent indent= indent/>



<#macro getterTextInternal var_name varType indent isEvent=false isCollection=false isNullable=false>
<#local cat= util.getTypeCategory(varType)>
<#local isDeserial= !(isEvent || isCollection)>
<#switch cat>
    <#case "OTHER">
        <#switch varType>
            <#case util.DATA_FULL_NAME>
${""?left_pad(indent * 4)}<#if !(isEvent || isCollection)>parameters.${var_name?cap_first}<#else>${var_name} <#if isNullable==false>:= clientMessage.ReadData()
                <#break >
            <#case "java.lang.Integer">
${""?left_pad(indent * 4)}<#if !(isEvent || isCollection)>parameters.${var_name?cap_first}<#else>${var_name} <#if isNullable==false>:= clientMessage.ReadInt32()
                <#break >
            <#case "java.lang.Boolean">
${""?left_pad(indent * 4)}<#if !(isEvent || isCollection)>parameters.${var_name?cap_first}<#else>${var_name} <#if isNullable==false>:= clientMessage.ReadBool()
                <#break >
            <#case "java.lang.String">
${""?left_pad(indent * 4)}<#if !(isEvent || isCollection)>parameters.${var_name?cap_first}<#else>${var_name} <#if isNullable==false>:= clientMessage.ReadString()
                <#break >
            <#case "java.util.Map.Entry">
${""?left_pad(indent * 4)}<#if !(isEvent || isCollection)>parameters.${var_name?cap_first}<#else>${var_name} <#if isNullable==false>:= Pair{clientMessage.ReadData(), clientMessage.ReadData()}
                <#break >
            <#default>
${""?left_pad(indent * 4)}<#if !(isEvent || isCollection)>parameters.${var_name?cap_first}<#else>${var_name} <#if isNullable==false>:= clientMessage.Read${util.getGoType(varType)?cap_first}()
        
        <#break >
    <#case "CUSTOM">
${""?left_pad(indent * 4)}<#if !(isEvent || isCollection)>parameters.${var_name?cap_first}<#else>${var_name} <#if isNullable==false>:= <#if varType?contains("UUID")>UuidCodec<#else>${util.getTypeCodec(varType)?split(".")?last}Decode(clientMessage)
        <#break >
    <#case "COLLECTION">
    <#case "ARRAY">
    <#if cat == "COLLECTION">
    <#local itemVariableType= util.getGenericType(varType)>
    <#else>
    <#local itemVariableType= util.getArrayType(varType)>
    

    <#local itemVariableName= "${var_name}Item">
    <#local sizeVariableName= "${var_name}Size">
    <#local indexVariableName= "${var_name}Index">
${""?left_pad(indent * 4)}${sizeVariableName} := clientMessage.ReadInt32()
${""?left_pad(indent * 4)}${var_name} := make([]<#if itemVariableType?contains("Map.Entry")>Pair<#else>${util.modifyForGoTypes(itemVariableType?split(".")?last)},${sizeVariableName})
${""?left_pad(indent * 4)}for ${indexVariableName} := 0 ; ${indexVariableName} < int(${sizeVariableName}) ; ${indexVariableName} ++{
                            <@getterTextInternal var_name=itemVariableName varType=itemVariableType isEvent=isEvent isCollection=true indent=(indent +1)/>
${""?left_pad(indent * 4)}    ${var_name}[${indexVariableName}] = <#if util.getGoType(itemVariableType) == "Data" || util.getGoType(itemVariableType) == "Pair"  || util.getGoType(itemVariableType) == "Uuid" || util.getGoType(itemVariableType) == "DistributedObjectInfo"  ||util.getGoType(itemVariableType) == "string"||util.getGoType(itemVariableType) == "Member">*${itemVariableName}
${""?left_pad(indent * 4)}}
<#if !(isEvent || isCollection)>
${""?left_pad(indent * 4)}parameters.${var_name?cap_first} =&${var_name}


        <#break >
    <#case "MAP">
        <#local sizeVariableName= "${var_name}Size">
        <#local indexVariableName= "${var_name}Index">
        <#local keyType = util.getFirstGenericParameterType(varType)>
        <#local valueType = util.getSecondGenericParameterType(varType)>
        <#local keyVariableName= "${var_name}Key">
        <#local valVariableName= "${var_name}Val">
${""?left_pad(indent * 4)}${sizeVariableName} = clientMessage.ReadInt32()
${""?left_pad(indent * 4)}${var_name} = {}
${""?left_pad(indent * 4)}for ${indexVariableName} := 0 ; ${indexVariableName} < ${sizeVariableName} ; ${indexVariableName} ++{
            <@getterTextInternal var_name=keyVariableName varType=keyType isEvent=true indent=(indent +1)/>
            <@getterTextInternal var_name=valVariableName varType=valueType isEvent=true indent=(indent +1)/>
${""?left_pad(indent * 4)}}
${""?left_pad(indent * 4)}    ${var_name}[${keyVariableName}] = <#if util.getGoType(valueType) == "Data" || util.getGoType(itemVariableType) == "string" || util.getGoType(itemVariableType) == "Uuid"  || util.getGoType(valueType) == "Pair"|| util.getGoType(itemVariableType) == "DistributedObjectInfo"||util.getGoType(itemVariableType) == "Member">*${valVariableName}
${""?left_pad(indent * 4)}<#if !isEvent>parameters['${var_name}'] = ${var_name}
    <#case "MAPENTRY">
        <#local sizeVariableName= "${var_name}Size">
        <#local indexVariableName= "${var_name}Index">
        <#local keyType = util.getFirstGenericParameterType(varType)>
        <#local valueType = util.getSecondGenericParameterType(varType)>
        <#local keyVariableName= "${var_name}Key">
        <#local valVariableName= "${var_name}Val">
${""?left_pad(indent * 4)}var ${var_name} <#if varType?contains("Map.Entry")>*Pair<#else><#if !util.isPrimitive(varType)>*${util.modifyForGoTypes(itemVariableType?split(".")?last?capitalize)}
            <@getterTextInternal var_name=keyVariableName varType=keyType isEvent=true indent=indent/>
            <@getterTextInternal var_name=valVariableName varType=valueType isEvent=true indent=indent/>
${""?left_pad(indent * 4)}    ${var_name}.key = ${keyVariableName}
${""?left_pad(indent * 4)}    ${var_name}.value = ${valVariableName}