data "aws_iam_policy_document" "s3_mezzanine_dir_readonly_policy" {
  statement {
    effect = "Allow"

    actions = [
      "s3:GetLifecycleConfiguration",
      "s3:GetObject",
      "s3:GetObjectAcl",
      "s3:GetObjectTorrent",
      "s3:GetObjectVersion",
      "s3:GetObjectVersionAcl",
      "s3:GetObjectVersionTorrent",
      "s3:GetReplicationConfiguration",
      "s3:HeadObject",
    ]

    resources = [
      "${module.s3_video_bucket.s3_bucket_arn_output}/mezzanine/*",
    ]
  }
}

data "aws_iam_policy_document" "s3_thumbnails_dir_readonly_policy" {
  statement {
    effect = "Allow"

    actions = [
      "s3:GetLifecycleConfiguration",
      "s3:GetObject",
      "s3:GetObjectAcl",
      "s3:GetObjectTorrent",
      "s3:GetObjectVersion",
      "s3:GetObjectVersionAcl",
      "s3:GetObjectVersionTorrent",
      "s3:GetReplicationConfiguration",
    ]

    resources = [
      "${module.s3_video_bucket.s3_bucket_arn_output}/thumbnails/*",
    ]
  }
}

data "aws_iam_policy_document" "s3_raw_dir_readonly_policy" {
  statement {
    effect = "Allow"

    actions = [
      "s3:GetBucketAcl",
      "s3:GetBucketCORS",
      "s3:GetBucketLocation",
      "s3:GetBucketLogging",
      "s3:GetBucketNotification",
      "s3:GetBucketPolicy",
      "s3:GetBucketRequestPayment",
      "s3:GetBucketTagging",
      "s3:GetBucketVersioning",
      "s3:GetBucketWebsite",
      "s3:GetLifecycleConfiguration",
      "s3:GetObject",
      "s3:GetObjectAcl",
      "s3:GetObjectTorrent",
      "s3:GetObjectVersion",
      "s3:GetObjectVersionAcl",
      "s3:GetObjectVersionTorrent",
      "s3:ListBucket",
      "s3:ListBucketMultipartUploads",
      "s3:ListBucketVersions",
      "s3:ListMultipartUploadParts",
    ]

    resources = [
      "${module.s3_video_bucket.s3_bucket_arn_output}/raw/*",
    ]
  }
}


data "aws_iam_policy_document" "ows_video_browser_upload_assume_role_policy" {
  statement {
    effect = "Allow"

    actions = [
      "sts:AssumeRole",
    ]

    resources = [
      aws_iam_role.ows_video_browser_upload_role.arn,
    ]
  }
}

data "aws_iam_policy_document" "s3_list_bucket_policy" {
  statement {
    effect = "Allow"

    actions = [
      "s3:ListBucket",
    ]

    resources = [
      module.s3_video_bucket.s3_bucket_arn_output,
    ]
  }
}

data "aws_iam_policy_document" "s3_raw_and_thumbnails_dir_putonly_policy" {
  statement {
    effect = "Allow"

    actions = [
      "s3:PutObject",
      "s3:PutObjectAcl",
      "s3:PutObjectTagging",
      "s3:PutObjectVersionAcl",
      "s3:PutObjectVersionTagging",
    ]

    resources = [
      "${module.s3_video_bucket.s3_bucket_arn_output}/raw/*",
      "${module.s3_video_bucket.s3_bucket_arn_output}/thumbnails/*",
    ]
  }
}

# Browser upload role setup
resource "aws_iam_role" "ows_video_browser_upload_role" {
  name                 = "${var.environment}-ows-video-browser-upload-role"
  max_session_duration = 43200
  assume_role_policy   = data.aws_iam_policy_document.assume_role_policy.json
}

data "aws_iam_policy" "s3_raw_and_thumbnails_dir_putonly_policy" {
  name = "S3-${module.s3_video_bucket.s3_bucket_name_output}-raw-and-thumbnails-WO"
}

resource "aws_iam_role_policy_attachment" "ows_video_browser_upload_policy_attachment" {
  role       = aws_iam_role.ows_video_browser_upload_role.id
  policy_arn = data.aws_iam_policy.s3_raw_and_thumbnails_dir_putonly_policy.arn
}

resource "aws_iam_policy" "ows_video_browser_upload_assume_role_policy" {
  name   = "${var.environment}-ows-video-browser-upload-assume-role-policy"
  policy = data.aws_iam_policy_document.ows_video_browser_upload_assume_role_policy.json
}

resource "aws_iam_policy" "s3_raw_dir_readonly_policy" {
  name   = "S3-${module.s3_video_bucket.s3_bucket_name_output}-raw-RO"
  policy = data.aws_iam_policy_document.s3_raw_dir_readonly_policy.json
}

resource "aws_iam_policy" "s3_mezzanine_dir_readonly_policy" {
  name   = "S3-${module.s3_video_bucket.s3_bucket_name_output}-mezzanine-RO"
  policy = data.aws_iam_policy_document.s3_mezzanine_dir_readonly_policy.json
}

resource "aws_iam_policy" "s3_thumbnails_dir_readonly_policy" {
  name   = "S3-${module.s3_video_bucket.s3_bucket_name_output}-thumbnails-RO"
  policy = data.aws_iam_policy_document.s3_thumbnails_dir_readonly_policy.json
}

resource "aws_iam_policy" "s3_list_bucket_policy" {
  name   = "S3-${module.s3_video_bucket.s3_bucket_name_output}-list-bucket"
  policy = data.aws_iam_policy_document.s3_list_bucket_policy.json
}

data "aws_cloudfront_origin_access_identity" "cloudfront_origin_access_id" {
  id = "E38UKJFQ0ETP8D"
}

module "s3_video_bucket" {
  source = "git@github.com:theorchard/terraform-s3.git//modules/s3_bucket?ref=3.15.7"
  env    = var.environment

  bucket_name        = var.video_assets_bucket_name
  application_family = var.application_family

  apply_server_side_encryption_by_default = {
    sse_algorithm = "AES256"
  }

  acceleration_status = "Enabled"

  bucket_cors_rule = [
    {
      allowed_headers = ["*"],
      allowed_methods = [
        "PUT",
        "POST"
      ],
      allowed_origins = [
        "https://${var.environment}-frontend-video-standalone.theorchard.io"
      ],
      expose_headers = [
        "ETag"
      ],
      max_age_seconds = 3000
    },
    {
      allowed_headers = ["*"],
      allowed_methods = [
        "PUT",
        "POST"
      ],
      allowed_origins = [
        "https://workstation.qaorch.com"
      ],
      expose_headers = [
        "ETag"
      ],
      max_age_seconds = 3000
    },
    {
      allowed_headers = ["*"],
      allowed_methods = [
        "PUT",
        "POST"
      ],
      allowed_origins = [
        "http://localhost:*"
      ],
      expose_headers = [
        "ETag"
      ],
      max_age_seconds = 3000
    },
    {
      allowed_headers = ["*"],
      allowed_methods = [
        "PUT",
        "POST"
      ],
      allowed_origins = [
        "https://oa.qaorch.com"
      ],
      expose_headers = [
        "ETag"
      ],
      max_age_seconds = 3000
    },
    {
      allowed_headers = ["*"],
      allowed_methods = [
        "PUT",
        "POST"
      ],
      allowed_origins = [
        "https://*.devorch.com"
      ],
      expose_headers = [
        "ETag"
      ],
      max_age_seconds = 3000
    },
    {
      allowed_headers = ["*"],
      allowed_methods = [
        "PUT",
        "POST"
      ],
      allowed_origins = [
        "https://workstation74.qaorch.com"
      ],
      expose_headers = [
        "ETag"
      ],
      max_age_seconds = 3000
    }
  ]

  bucket_policy_overrides = [
    data.aws_iam_policy_document.thumbnails_s3_policy_document.json,
  ]
}

data "aws_iam_policy_document" "thumbnails_s3_policy_document" {
  statement {
    actions   = ["s3:GetObject"]
    resources = ["${module.s3_video_bucket.s3_bucket_arn_output}/thumbnails/*"]

    principals {
      type        = "AWS"
      identifiers = [data.aws_cloudfront_origin_access_identity.cloudfront_origin_access_id.iam_arn]
    }
  }
}