variable "uat2-subnets" {
  type = "map"

  default = {
    "0" = "UAT2-PUBLIC-01A,10.255.101.0/28,eu-west-1a"
    "1" = "UAT2-PUBLIC-01B,10.255.101.16/28,eu-west-1b"
    "2" = "UAT2-PUBLIC-01C,10.255.101.32/28,eu-west-1c"
    "3" = "UAT2-1APP-01A,10.255.101.48/28,eu-west-1a"
    "4" = "UAT2-1APP-01B,10.255.101.64/28,eu-west-1b"
    "5" = "UAT2-1APP-01C,10.255.101.80/28,eu-west-1c"
    "6" = "UAT2-PRIVATE-APP-01A,10.255.101.96/28,eu-west-1a"
    "7" = "UAT2-PRIVATE-APP-01B,10.255.101.112/28,eu-west-1b"
    "8" = "UAT2-PRIVATE-APP-01C,10.255.101.128/28,eu-west-1c"
    "9" = "UAT2-PRIVATE-DB-1A,10.255.101.144/28,eu-west-1a"
    "10" = "UAT2-PRIVATE-DB-1B,10.255.101.160/28,eu-west-1b"
    "11" = "UAT2-PRIVATE-DB-1C,10.255.101.176/28,eu-west-1c"
  }
}

resource "aws_subnet" "uat2-subnets-resource" {
  count = "${length(var.uat2-subnets)}"
  tags = "${merge(var.globalTags, map("Name",element(split(",",var.uat2-subnets[count.index]),0)))}"
  vpc_id = "vpc-111"
  cidr_block = "${element(split(",",var.uat2-subnets[count.index]),1)}"
  availability_zone = "${element(split(",",var.uat2-subnets[count.index]),2)}"
}

# Private RT
resource "aws_route_table" "PrivateRouteTable1a" {
  vpc_id = "vpc-111"

  route {
    cidr_block     = "0.0.0.0/0"
    nat_gateway_id = "nat-222"
  }

  route {
    cidr_block 	= "192.168.1.0/24"
    network_interface_id = "eni-333"
  }

  route {
    cidr_block  = "10.254.0.0/16"
    network_interface_id = "eni-333"
  }

  tags {
    Name = "rt-uat2-private-1a"
  }
}

resource "aws_route_table" "PrivateRouteTable1b" {
  vpc_id = "vpc-111"

  route {
    cidr_block     = "0.0.0.0/0"
    nat_gateway_id = "nat-222"
  }

  route {
    cidr_block  = "192.168.1.0/24"
    network_interface_id = "eni-333"
  }

  route {
    cidr_block  = "10.254.0.0/16"
    network_interface_id = "eni-333"
  }

  tags {
    Name = "rt-uat2-private-1b"
  }
}

resource "aws_route_table" "PrivateRouteTable1c" {
  vpc_id = "vpc-111"

  route {
    cidr_block     = "0.0.0.0/0"
    nat_gateway_id = "nat-222"
  }

  route {
    cidr_block  = "192.168.1.0/24"
    network_interface_id = "eni-333"
  }

  route {
    cidr_block  = "10.254.0.0/16"
    network_interface_id = "eni-333"
  }

  tags {
    Name = "rt-uat2-private-1c"
  }
}

# Public RT
resource "aws_route_table" "PublicRouteTable" {
  vpc_id = "vpc-111"

  route {
    cidr_block = "0.0.0.0/0"
    gateway_id = "igw-111"
  }

  route {
    cidr_block  = "192.168.1.0/24"
    network_interface_id = "eni-333"
  }

  route {
    cidr_block  = "10.254.0.0/16"
    network_interface_id = "eni-333"
  }

  tags {
    Name = "rt-uat2-public"
  }
}

# Associate Public RT
resource "aws_route_table_association" "PublicRTAsso" {
  subnet_id      = "${element(aws_subnet.uat2-subnets-resource.*.id, count.index)}"
  route_table_id = "${aws_route_table.PublicRouteTable.id}"

  count = 3
}

# Associate Private RT
resource "aws_route_table_association" "PrivateRTAsso" {
  subnet_id      = "${element(aws_subnet.uat2-subnets-resource.*.id, count.index+3)}"
  route_table_id = "${aws_route_table.PrivateRouteTable1a.id}"

  count = 9
}