################### Main.tf  ################


provider "aws" {
  region = var.region
  access_key = var.access_key
  secret_key = var.secret_key
}

terraform {
  backend "s3" {
    bucket = "bucket-shopping"
    key    = "dev/terraform.tfstate"
    region = "ap-south-1"
    dynamodb_table = "bucket-shopping"
  }
}

# Bucket creation

resource "aws_s3_bucket" "test" {
  bucket        = "bucket-shopping"
  force_destroy = true
  #  versioning {
  # enabled = true
  #}
  tags = {
    Name        = "bucket-shopping"
    Environment = "Dev"
  }
}


# Bucket versioning enabled

resource "aws_s3_bucket_versioning" "version" {
  bucket = aws_s3_bucket.test.id

  versioning_configuration {
    status = "Enabled"
  }
}

# Bucket policy Creation

data "aws_iam_policy_document" "iam" {

  statement {
    principals {
      type        = "*"
      identifiers = ["*"]
    }
    actions = [
      "s3:GetObject",
      "s3:PutObject",
      "s3:ListBucket",
    ]
    resources = [
      "${aws_s3_bucket.test.arn}",
      "${aws_s3_bucket.test.arn}/*",
    ]
  }
}


#  Block public acess for the bucket

resource "aws_s3_bucket_public_access_block" "false" {
  bucket = aws_s3_bucket.test.id

  block_public_acls       = false
  block_public_policy     = false
  ignore_public_acls      = false
  restrict_public_buckets = false
}


# Bucket Policy attach

resource "aws_s3_bucket_policy" "attach" {
  bucket = aws_s3_bucket.test.id
  policy = data.aws_iam_policy_document.iam.json
}

# Copying one files to the object

resource "aws_s3_bucket_object" "index" {
  bucket       = aws_s3_bucket.test.id
  key          = "index.html"
  source       = "/home/ec2-user/index.html"
  content_type = "text/html"
}

# Copying multiple files to the object

#resource "aws_s3_bucket_object" "multiple" {
#  for_each     = fileset("/home/ec2-user", "**/*.html")
#  bucket       = aws_s3_bucket.test.id
#  key          = each.key
#  source       = "/home/ec2-user/${each.key}"
#  content_type = "text/html"
#  etag         = filemd5("/home/ec2-user/${each.key}")
#}


# Copying a template

locals {
  mime_types = {
    "css"   = "text/css"
    "html"  = "text/html"
    "ico"   = "image/vnd.microsoft.icon"
    "js"    = "application/javascript"
    "json"  = "application/json"
    "map"   = "application/json"
    "png"   = "image/png"
    "svg"   = "image/svg+xml"
    "txt"   = "text/plain"
    "woff"  = "application/font-woff"
    "woff2" = "application/font-woff2"
    "jpg"   = "image/jpeg"
  }
}

resource "aws_s3_bucket_object" "content" {
  for_each = fileset("/home/ec2-user/chrisich.fun", "**/*.*")

  bucket       = aws_s3_bucket.test.id
  key          = each.key
  source       = "/home/ec2-user/chrisich.fun/${each.key}"
  content_type = lookup(tomap(local.mime_types), element(split(".", each.key), length(split(".", each.key)) - 1))
  etag         = filemd5("/home/ec2-user/chrisich.fun/${each.key}")
}


resource "aws_s3_bucket_website_configuration" "site" {
  bucket = aws_s3_bucket.test.id
  index_document {
    suffix = "index.html"
  }
}

############### Output.tf ###########
[ec2-user@ip-172-31-32-32 s3]$ cat output.tf
output "bucket_url" {
value = "http://${aws_s3_bucket_website_configuration.site.website_endpoint}"
}


[ec2-user@ip-172-31-32-32 s3]$ terraform output
bucket_url = "http://bucket-shopping.s3-website.ap-south-1.amazonaws.com"