// swiftlint:disable line_length
// swiftlint:disable variable_name
// swiftlint:disable large_tuple

import Foundation
#if os(iOS) || os(tvOS) || os(watchOS)
import UIKit
#elseif os(OSX)
import AppKit
#endif

import RxSwift

{% macro swiftifyMethodName name %}{{ name | replace:"(","_" | replace:")","" | replace:":","_" | replace:"`","" | snakeToCamelCase | lowerFirstWord }}{% endmacro %}

{% macro methodThrowableErrorDeclaration method %}
var {% call swiftifyMethodName method.selectorName %}ThrowableError: Error?
{% endmacro %}

{% macro methodThrowableErrorUsage method %}
if let error = {% call swiftifyMethodName method.selectorName %}ThrowableError {
throw error
}
{% endmacro %}

{% macro methodReceivedParameters method %}
{%if method.parameters.count == 1 %}
{% call swiftifyMethodName method.selectorName %}Received{% for param in method.parameters %}{{ param.name|upperFirstLetter }} = {{ param.name }}{% endfor %}
{% else %}
{% if not method.parameters.count == 0 %}
{% call swiftifyMethodName method.selectorName %}ReceivedArguments = ({% for param in method.parameters %}{{ param.name }}: {{ param.name }}{% if not forloop.last %}, {% endif %}{% endfor %})
{% endif %}
{% endif %}
{% endmacro %}

{% macro methodClosureName method %}{% call swiftifyMethodName method.selectorName %}Closure{% endmacro %}

{% macro closureReturnTypeName method %}{% if method.isOptionalReturnType %}{{ method.unwrappedReturnTypeName }}?{% else %}{{ method.returnTypeName }}{% endif %}{% endmacro %}

{% macro methodClosureDeclaration method %}
var {% call methodClosureName method %}: (({% for param in method.parameters %}{{ param.typeName }}{% if not forloop.last %}, {% endif %}{% endfor %}) {% if method.throws %}throws {% endif %}-> {% if method.isInitializer %}Void{% else %}{% call closureReturnTypeName method %}{% endif %})?
{% endmacro %}

{% macro methodClosureCallParameters method %}{% for param in method.parameters %}{{ param.name }}{% if not forloop.last %}, {% endif %}{% endfor %}{% endmacro %}

{% macro mockMethod method %}
//MARK: - {{ method.shortName }}

{% if method.throws %}
{% call methodThrowableErrorDeclaration method %}
{% endif %}
{% if not method.isInitializer %}
var {% call swiftifyMethodName method.selectorName %}CallsCount = 0
var {% call swiftifyMethodName method.selectorName %}Called: Bool {
return {% call swiftifyMethodName method.selectorName %}CallsCount > 0
}
{% endif %}
{% if method.parameters.count == 1 %}
var {% call swiftifyMethodName method.selectorName %}Received{% for param in method.parameters %}{{ param.name|upperFirstLetter }}: {{ '(' if param.isClosure }}{{ param.typeName.unwrappedTypeName }}{{ ')' if param.isClosure }}?{% endfor %}
{% elif not method.parameters.count == 0 %}
var {% call swiftifyMethodName method.selectorName %}ReceivedArguments: ({% for param in method.parameters %}{{ param.name }}: {% if param.typeAttributes.escaping %}{{ param.unwrappedTypeName }}{% else %}{{ param.typeName }}{% endif %}{% if not forloop.last %}, {% endif %}{% endfor %})?
{% endif %}
{% if not method.returnTypeName.isVoid and not method.isInitializer %}
var {% call swiftifyMethodName method.selectorName %}ReturnValue: {% if method.isOptionalReturnType %}{{ method.returnTypeName }}{% else %}{{ method.returnTypeName }}!{% endif %}
{% endif %}
{% call methodClosureDeclaration method %}

{% if method.isInitializer %}
required {{ method.name }} {
{% call methodReceivedParameters method %}
{% call methodClosureName method %}?({% call methodClosureCallParameters method %})
}
{% else %}
func {{ method.name }}{{ ' throws' if method.throws }}{% if not method.returnTypeName.isVoid %} -> {{ method.returnTypeName }}{% endif %} {
{% if method.throws %}
{% call methodThrowableErrorUsage method %}
{% endif %}
{% call swiftifyMethodName method.selectorName %}CallsCount += 1
{% call methodReceivedParameters method %}
{% if method.returnTypeName.isVoid %}
{% if method.throws %}try {% endif %}{% call methodClosureName method %}?({% call methodClosureCallParameters method %})
{% else %}
return {{ 'try ' if method.throws }}{% call methodClosureName method %}.map({ {{ 'try ' if method.throws }}$0({% call methodClosureCallParameters method %}) }) ?? {% call swiftifyMethodName method.selectorName %}ReturnValue
{% endif %}
}

{% endif %}
{% endmacro %}

{% macro mockOptionalVariable variable %}
var {% call mockedVariableName variable %}: {{ variable.typeName }}
{% endmacro %}

{% macro mockNonOptionalArrayOrDictionaryVariable variable %}
var {% call mockedVariableName variable %}: {{ variable.typeName }} = {% if variable.isArray %}[]{% elif variable.isDictionary %}[:]{% endif %}
{% endmacro %}

{% macro mockNonOptionalVariable variable %}
var {% call mockedVariableName variable %}: {{ variable.typeName }} {
get { return {% call underlyingMockedVariableName variable %} }
set(value) { {% call underlyingMockedVariableName variable %} = value }
}
var {% call underlyingMockedVariableName variable %}: {{ variable.typeName }}!
{% endmacro %}

{% macro underlyingMockedVariableName variable %}underlying{{ variable.name|upperFirstLetter }}{% endmacro %}
{% macro mockedVariableName variable %}{{ variable.name }}{% endmacro %}

{% for type in types.protocols where type.based.AutoMockable or type|annotated:"AutoMockable" %}{% if type.name != "AutoMockable" %}
class {{ type.name }}Mock: {{ type.name }} {
{% for variable in type.allVariables|!definedInExtension %}
{% if variable.isOptional %}{% call mockOptionalVariable variable %}{% elif variable.isArray or variable.isDictionary %}{% call mockNonOptionalArrayOrDictionaryVariable variable %}{% else %}{% call mockNonOptionalVariable variable %}{% endif %}
{% endfor %}

{% for method in type.allMethods|!definedInExtension %}
{% call mockMethod method %}
{% endfor %}
}
{% endif %}{% endfor %}