From 16d233dd98a70093aaf5b96126ff975fc2fe0178 Mon Sep 17 00:00:00 2001
From: Marcos Dias <57465032+SoraAsc@users.noreply.github.com>
Date: Wed, 14 Aug 2024 20:40:06 +0000
Subject: [PATCH 1/9] feat: created blog_tag table migration

---
 .../migrations/20240814202453_create_blog_tag.exs   | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 priv/repo/migrations/20240814202453_create_blog_tag.exs

diff --git a/priv/repo/migrations/20240814202453_create_blog_tag.exs b/priv/repo/migrations/20240814202453_create_blog_tag.exs
new file mode 100644
index 00000000..a0d86b0d
--- /dev/null
+++ b/priv/repo/migrations/20240814202453_create_blog_tag.exs
@@ -0,0 +1,13 @@
+defmodule Pescarte.Database.Repo.Migrations.CreateBlogTag do
+  use Ecto.Migration
+
+  def change do
+    create table(:blog_tag, primary_key: false) do
+      add :id, :string, primary_key: true
+      add :nome, :string, null: false
+
+      timestamps()
+    end
+    create unique_index(:blog_tag, [:nome])
+  end
+end

From f64dffe07b729ff45ec0a224449d359d4e9edb7b Mon Sep 17 00:00:00 2001
From: Marcos Dias <57465032+SoraAsc@users.noreply.github.com>
Date: Wed, 14 Aug 2024 21:34:46 +0000
Subject: [PATCH 2/9] feat: created blog_tag model

---
 lib/pescarte/blog/models/tag.ex | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 lib/pescarte/blog/models/tag.ex

diff --git a/lib/pescarte/blog/models/tag.ex b/lib/pescarte/blog/models/tag.ex
new file mode 100644
index 00000000..aa20d276
--- /dev/null
+++ b/lib/pescarte/blog/models/tag.ex
@@ -0,0 +1,24 @@
+defmodule Pescarte.Blog.Models.Tag do
+  use Pescarte, :model
+
+  alias Pescarte.Database.Types.PublicId
+
+  @type t :: %Tag{nome: binary, id: binary}
+
+  @required_fields ~w(nome)a
+
+  @primary_key {:id, PublicId, autogenerate: true}
+  schema "blog_tag" do
+    field :nome, :string
+
+    timestamps()
+  end
+
+  @spec changeset(Tag.t(), map) :: changeset
+  def changeset(%Tag{} = tag, attrs) do
+    tag
+    |> cast(attrs, @required_fields)
+    |> validate_required(@required_fields)
+    |> unique_constraint(:nome)
+  end
+end

From cd43adac644e244e6c7302970984216839a77dd8 Mon Sep 17 00:00:00 2001
From: Marcos Dias <57465032+SoraAsc@users.noreply.github.com>
Date: Thu, 15 Aug 2024 03:00:37 +0000
Subject: [PATCH 3/9] feat: tag crud

---
 lib/pescarte/blog/blog_tag.ex | 53 +++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 lib/pescarte/blog/blog_tag.ex

diff --git a/lib/pescarte/blog/blog_tag.ex b/lib/pescarte/blog/blog_tag.ex
new file mode 100644
index 00000000..0b1a7f17
--- /dev/null
+++ b/lib/pescarte/blog/blog_tag.ex
@@ -0,0 +1,53 @@
+defmodule Pescarte.Blog.BlogTag do
+  @moduledoc"""
+  O contexto BlogTag é responsável por gerenciar as operações relacionadas a TAG.
+  """
+
+  alias Pescarte.Database.Repo
+  alias Pescarte.Blog.Models.Tag
+
+  @spec list_tags() :: {:ok, list(Tag.t())} | {:error, term()}
+  def list_tags do
+    Repo.replica().all(Tag)
+  end
+
+  @spec fetch_tag_by_id(String.t()) :: {:ok, Tag.t()} | {:error, term()}
+  def fetch_tag_by_id(id) do
+    Pescarte.Database.fetch(Tag, id)
+  end
+
+  @spec fetch_tag_by_name(String.t()) :: {:ok, Tag.t()} | {:error, term()}
+  def fetch_tag_by_name(nome) do
+    Pescarte.Database.fetch_by(Tag, nome: nome)
+  end
+
+  @spec create_tag(map()) :: {:ok, Tag.t()} | {:error, Ecto.Changeset.t()}
+  def create_tag(attrs) do
+    %Tag{}
+    |> Tag.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @spec update_tag(String.t(), map()) :: {:ok, Tag.t()} | {:error, :not_found | Ecto.Changeset.t()}
+  def update_tag(id, attrs) do
+    case Repo.get(Tag, id) do
+      nil ->
+        {:error, :not_found}
+
+      tag ->
+        tag
+        |> Tag.changeset(attrs)
+        |> Repo.update()
+    end
+  end
+
+  @spec delete_tag_by_id(String.t()) :: {:ok, Tag.t()} | {:error, :not_found}
+  def delete_tag_by_id(id) do
+    case Repo.get(Tag, id) do
+      nil ->
+        {:error, :not_found}
+      tag ->
+        Repo.delete(tag)
+    end
+  end
+end

From 5070208d13b5d4a5ea5182b36c5a924a2a89ce23 Mon Sep 17 00:00:00 2001
From: Marcos Dias <57465032+SoraAsc@users.noreply.github.com>
Date: Thu, 15 Aug 2024 03:10:38 +0000
Subject: [PATCH 4/9] fix: code format

---
 lib/pescarte/blog/blog_tag.ex | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/lib/pescarte/blog/blog_tag.ex b/lib/pescarte/blog/blog_tag.ex
index 0b1a7f17..89eabbdb 100644
--- a/lib/pescarte/blog/blog_tag.ex
+++ b/lib/pescarte/blog/blog_tag.ex
@@ -1,10 +1,10 @@
 defmodule Pescarte.Blog.BlogTag do
-  @moduledoc"""
+  @moduledoc """
   O contexto BlogTag é responsável por gerenciar as operações relacionadas a TAG.
   """
 
-  alias Pescarte.Database.Repo
   alias Pescarte.Blog.Models.Tag
+  alias Pescarte.Database.Repo
 
   @spec list_tags() :: {:ok, list(Tag.t())} | {:error, term()}
   def list_tags do
@@ -28,7 +28,8 @@ defmodule Pescarte.Blog.BlogTag do
     |> Repo.insert()
   end
 
-  @spec update_tag(String.t(), map()) :: {:ok, Tag.t()} | {:error, :not_found | Ecto.Changeset.t()}
+  @spec update_tag(String.t(), map()) ::
+          {:ok, Tag.t()} | {:error, :not_found | Ecto.Changeset.t()}
   def update_tag(id, attrs) do
     case Repo.get(Tag, id) do
       nil ->
@@ -44,10 +45,8 @@ defmodule Pescarte.Blog.BlogTag do
   @spec delete_tag_by_id(String.t()) :: {:ok, Tag.t()} | {:error, :not_found}
   def delete_tag_by_id(id) do
     case Repo.get(Tag, id) do
-      nil ->
-        {:error, :not_found}
-      tag ->
-        Repo.delete(tag)
+      nil -> {:error, :not_found}
+      tag -> Repo.delete(tag)
     end
   end
 end

From b32867e6363cafc65c64f5c6b983743a000448a6 Mon Sep 17 00:00:00 2001
From: Marcos Dias <57465032+SoraAsc@users.noreply.github.com>
Date: Sun, 25 Aug 2024 22:37:40 +0000
Subject: [PATCH 5/9] refactor: change in tag namespace

---
 lib/pescarte/blog/{models => entity}/tag.ex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 rename lib/pescarte/blog/{models => entity}/tag.ex (92%)

diff --git a/lib/pescarte/blog/models/tag.ex b/lib/pescarte/blog/entity/tag.ex
similarity index 92%
rename from lib/pescarte/blog/models/tag.ex
rename to lib/pescarte/blog/entity/tag.ex
index aa20d276..cdc57ea3 100644
--- a/lib/pescarte/blog/models/tag.ex
+++ b/lib/pescarte/blog/entity/tag.ex
@@ -1,4 +1,4 @@
-defmodule Pescarte.Blog.Models.Tag do
+defmodule Pescarte.Blog.Entity.Tag do
   use Pescarte, :model
 
   alias Pescarte.Database.Types.PublicId

From 34eea36845200c756eda13a24e6bdc9c20ebc4d4 Mon Sep 17 00:00:00 2001
From: Marcos Dias <57465032+SoraAsc@users.noreply.github.com>
Date: Mon, 26 Aug 2024 22:33:41 -0300
Subject: [PATCH 6/9] fix: blog CRUD

- Refatorado get e update para update_all
- Refatorado get e delete para delete_all.
---
 lib/pescarte/blog/{blog_tag.ex => blog.ex} | 39 ++++++++++++----------
 1 file changed, 21 insertions(+), 18 deletions(-)
 rename lib/pescarte/blog/{blog_tag.ex => blog.ex} (50%)

diff --git a/lib/pescarte/blog/blog_tag.ex b/lib/pescarte/blog/blog.ex
similarity index 50%
rename from lib/pescarte/blog/blog_tag.ex
rename to lib/pescarte/blog/blog.ex
index 89eabbdb..a287a8c6 100644
--- a/lib/pescarte/blog/blog_tag.ex
+++ b/lib/pescarte/blog/blog.ex
@@ -1,10 +1,11 @@
-defmodule Pescarte.Blog.BlogTag do
+defmodule Pescarte.Blog.Blog do
   @moduledoc """
-  O contexto BlogTag é responsável por gerenciar as operações relacionadas a TAG.
+  O contexto Blog é responsável por gerenciar as operações relacionadas aos Posts e as Tags.
   """
 
-  alias Pescarte.Blog.Models.Tag
+  alias Pescarte.Blog.Entity.Tag
   alias Pescarte.Database.Repo
+  import Ecto.Query
 
   @spec list_tags() :: {:ok, list(Tag.t())} | {:error, term()}
   def list_tags do
@@ -28,25 +29,27 @@ defmodule Pescarte.Blog.BlogTag do
     |> Repo.insert()
   end
 
-  @spec update_tag(String.t(), map()) ::
-          {:ok, Tag.t()} | {:error, :not_found | Ecto.Changeset.t()}
+  @spec update_tag(String.t(), map()) :: {:ok, :updated} | {:error, :not_found}
   def update_tag(id, attrs) do
-    case Repo.get(Tag, id) do
-      nil ->
-        {:error, :not_found}
-
-      tag ->
-        tag
-        |> Tag.changeset(attrs)
-        |> Repo.update()
+    query = from(t in Tag, where: t.id == ^id)
+
+    query
+    |> Repo.update_all(set: Map.to_list(attrs))
+    |> case do
+      {0, _} -> {:error, :not_found}
+      {_, _} -> {:ok, :updated}
     end
   end
 
-  @spec delete_tag_by_id(String.t()) :: {:ok, Tag.t()} | {:error, :not_found}
-  def delete_tag_by_id(id) do
-    case Repo.get(Tag, id) do
-      nil -> {:error, :not_found}
-      tag -> Repo.delete(tag)
+  @spec delete_tag(String.t()) :: {:ok, :deleted} | {:error, :not_found}
+  def delete_tag(id) do
+    query = from(t in Tag, where: t.id == ^id)
+
+    query
+    |> Repo.delete_all()
+    |> case do
+      {0, _} -> {:error, :not_found}
+      {_, _} -> {:ok, :deleted}
     end
   end
 end

From 32159a35438d14796741850a8034e1c4a9a5765c Mon Sep 17 00:00:00 2001
From: Marcos Dias <57465032+SoraAsc@users.noreply.github.com>
Date: Tue, 27 Aug 2024 19:45:07 -0300
Subject: [PATCH 7/9] =?UTF-8?q?fix:=20centralizando=20fun=C3=A7=C3=B5es=20?=
 =?UTF-8?q?do=20crud=20na=20entidade=20tag?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lib/pescarte/blog/blog.ex       | 55 ---------------------------------
 lib/pescarte/blog/entity/tag.ex | 47 ++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+), 55 deletions(-)
 delete mode 100644 lib/pescarte/blog/blog.ex

diff --git a/lib/pescarte/blog/blog.ex b/lib/pescarte/blog/blog.ex
deleted file mode 100644
index a287a8c6..00000000
--- a/lib/pescarte/blog/blog.ex
+++ /dev/null
@@ -1,55 +0,0 @@
-defmodule Pescarte.Blog.Blog do
-  @moduledoc """
-  O contexto Blog é responsável por gerenciar as operações relacionadas aos Posts e as Tags.
-  """
-
-  alias Pescarte.Blog.Entity.Tag
-  alias Pescarte.Database.Repo
-  import Ecto.Query
-
-  @spec list_tags() :: {:ok, list(Tag.t())} | {:error, term()}
-  def list_tags do
-    Repo.replica().all(Tag)
-  end
-
-  @spec fetch_tag_by_id(String.t()) :: {:ok, Tag.t()} | {:error, term()}
-  def fetch_tag_by_id(id) do
-    Pescarte.Database.fetch(Tag, id)
-  end
-
-  @spec fetch_tag_by_name(String.t()) :: {:ok, Tag.t()} | {:error, term()}
-  def fetch_tag_by_name(nome) do
-    Pescarte.Database.fetch_by(Tag, nome: nome)
-  end
-
-  @spec create_tag(map()) :: {:ok, Tag.t()} | {:error, Ecto.Changeset.t()}
-  def create_tag(attrs) do
-    %Tag{}
-    |> Tag.changeset(attrs)
-    |> Repo.insert()
-  end
-
-  @spec update_tag(String.t(), map()) :: {:ok, :updated} | {:error, :not_found}
-  def update_tag(id, attrs) do
-    query = from(t in Tag, where: t.id == ^id)
-
-    query
-    |> Repo.update_all(set: Map.to_list(attrs))
-    |> case do
-      {0, _} -> {:error, :not_found}
-      {_, _} -> {:ok, :updated}
-    end
-  end
-
-  @spec delete_tag(String.t()) :: {:ok, :deleted} | {:error, :not_found}
-  def delete_tag(id) do
-    query = from(t in Tag, where: t.id == ^id)
-
-    query
-    |> Repo.delete_all()
-    |> case do
-      {0, _} -> {:error, :not_found}
-      {_, _} -> {:ok, :deleted}
-    end
-  end
-end
diff --git a/lib/pescarte/blog/entity/tag.ex b/lib/pescarte/blog/entity/tag.ex
index cdc57ea3..5040af8b 100644
--- a/lib/pescarte/blog/entity/tag.ex
+++ b/lib/pescarte/blog/entity/tag.ex
@@ -21,4 +21,51 @@ defmodule Pescarte.Blog.Entity.Tag do
     |> validate_required(@required_fields)
     |> unique_constraint(:nome)
   end
+
+  @spec list_tags() :: {:ok, list(Tag.t())} | {:error, term()}
+  def list_tags do
+    Repo.replica().all(Tag)
+  end
+
+  @spec fetch_tag_by_id(String.t()) :: {:ok, Tag.t()} | {:error, term()}
+  def fetch_tag_by_id(id) do
+    Pescarte.Database.fetch(Tag, id)
+  end
+
+  @spec fetch_tag_by_name(String.t()) :: {:ok, Tag.t()} | {:error, term()}
+  def fetch_tag_by_name(nome) do
+    Pescarte.Database.fetch_by(Tag, nome: nome)
+  end
+
+  @spec create_tag(map()) :: {:ok, Tag.t()} | {:error, changeset}
+  def create_tag(attrs) do
+    %Tag{}
+    |> changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @spec update_tag(String.t(), map()) :: {:ok, :updated} | {:error, :not_found}
+  def update_tag(id, attrs) do
+    query = from(t in Tag, where: t.id == ^id)
+
+    query
+    |> Repo.update_all(set: Map.to_list(attrs))
+    |> case do
+      {0, _} -> {:error, :not_found}
+      {_, _} -> {:ok, :updated}
+    end
+  end
+
+  @spec delete_tag(String.t()) :: {:ok, :deleted} | {:error, :not_found}
+  def delete_tag(id) do
+    query = from(t in Tag, where: t.id == ^id)
+
+    query
+    |> Repo.delete_all()
+    |> case do
+      {0, _} -> {:error, :not_found}
+      {_, _} -> {:ok, :deleted}
+    end
+  end
+
 end

From 6ab7fd2451d82a227adcb1e1a8e7e18b6dd61fd9 Mon Sep 17 00:00:00 2001
From: Marcos Dias <57465032+SoraAsc@users.noreply.github.com>
Date: Tue, 27 Aug 2024 20:18:33 -0300
Subject: [PATCH 8/9] fix: update e delete
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- atualização no updated_at e retorno da entidade do update_tag.
- delete_tag agora só retorna ok quando é realizado com sucesso.
---
 lib/pescarte/blog/entity/tag.ex | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/lib/pescarte/blog/entity/tag.ex b/lib/pescarte/blog/entity/tag.ex
index 5040af8b..798e647c 100644
--- a/lib/pescarte/blog/entity/tag.ex
+++ b/lib/pescarte/blog/entity/tag.ex
@@ -44,27 +44,29 @@ defmodule Pescarte.Blog.Entity.Tag do
     |> Repo.insert()
   end
 
-  @spec update_tag(String.t(), map()) :: {:ok, :updated} | {:error, :not_found}
+  @spec update_tag(String.t(), map()) :: {:ok, Tag.t()} | {:error, :not_found}
   def update_tag(id, attrs) do
-    query = from(t in Tag, where: t.id == ^id)
+    query = from(t in Tag, where: t.id == ^id, select: t)
+
+    attrs_with_updated_date = Map.put(attrs, :updated_at, NaiveDateTime.utc_now())
 
     query
-    |> Repo.update_all(set: Map.to_list(attrs))
+    |> Repo.update_all(set: Map.to_list(attrs_with_updated_date))
     |> case do
-      {0, _} -> {:error, :not_found}
-      {_, _} -> {:ok, :updated}
+      {1, [updated_tag]} -> {:ok, updated_tag}
+      {_, _} -> {:error, :not_found}
     end
   end
 
-  @spec delete_tag(String.t()) :: {:ok, :deleted} | {:error, :not_found}
+  @spec delete_tag(String.t()) :: :ok | {:error, :not_found}
   def delete_tag(id) do
     query = from(t in Tag, where: t.id == ^id)
 
     query
     |> Repo.delete_all()
     |> case do
-      {0, _} -> {:error, :not_found}
-      {_, _} -> {:ok, :deleted}
+      {1, _} -> :ok
+      {_, _} -> {:error, :not_found}
     end
   end
 

From 8c3dfd0def734edf35525cbb2be63dffe0784968 Mon Sep 17 00:00:00 2001
From: Marcos Dias <57465032+SoraAsc@users.noreply.github.com>
Date: Tue, 27 Aug 2024 20:53:13 -0300
Subject: [PATCH 9/9] =?UTF-8?q?feat:=20documenta=C3=A7=C3=A3o=20simples=20?=
 =?UTF-8?q?na=20entidade=20Tag?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lib/pescarte/blog/entity/tag.ex | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/pescarte/blog/entity/tag.ex b/lib/pescarte/blog/entity/tag.ex
index 798e647c..d42a6d2a 100644
--- a/lib/pescarte/blog/entity/tag.ex
+++ b/lib/pescarte/blog/entity/tag.ex
@@ -1,4 +1,8 @@
 defmodule Pescarte.Blog.Entity.Tag do
+  @moduledoc """
+  A entidade `Tag` fornece um CRUD básico para a mesma e é responsável por categorizar os posts do contexto Blog, para filtragem e pesquisa.
+  """
+
   use Pescarte, :model
 
   alias Pescarte.Database.Types.PublicId
@@ -69,5 +73,4 @@ defmodule Pescarte.Blog.Entity.Tag do
       {_, _} -> {:error, :not_found}
     end
   end
-
 end