memEx/lib/memex_web/components/core_components.ex

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defmodule MemexWeb.CoreComponents do
@moduledoc """
Provides core UI components.
"""
use Phoenix.Component
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use MemexWeb, :verified_routes
import MemexWeb.{Gettext, HTMLHelpers}
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alias Memex.{Accounts, Accounts.Invite, Accounts.User}
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alias Memex.Contexts.Context
alias Memex.Notes.Note
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alias Memex.Pipelines.{Pipeline, Steps.Step}
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alias Phoenix.HTML
alias Phoenix.LiveView.JS
embed_templates("core_components/*")
attr :title_content, :string, default: nil
attr :current_user, User, default: nil
def topbar(assigns)
attr :return_to, :string, required: true
slot(:inner_block)
@doc """
Renders a live component inside a modal.
The rendered modal receives a `:return_to` option to properly update
the URL when the modal is closed.
## Examples
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<.modal return_to={~p"/\#{<%= schema.plural %>}"}>
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<.live_component
module={<%= inspect context.web_module %>.<%= inspect Module.concat(schema.web_namespace, schema.alias) %>Live.FormComponent}
id={@<%= schema.singular %>.id || :new}
title={@page_title}
action={@live_action}
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return_to={~p"/\#{<%= schema.singular %>}"}
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<%= schema.singular %>: @<%= schema.singular %>
/>
</.modal>
"""
def modal(assigns)
defp hide_modal(js \\ %JS{}) do
js
|> JS.hide(to: "#modal", transition: "fade-out")
|> JS.hide(to: "#modal-bg", transition: "fade-out")
|> JS.hide(to: "#modal-content", transition: "fade-out-scale")
end
attr :action, :string, required: true
attr :value, :boolean, required: true
attr :id, :string, default: nil
slot(:inner_block)
@doc """
A toggle button element that can be directed to a liveview or a
live_component's `handle_event/3`.
## Examples
<.toggle_button action="my_liveview_action" value={@some_value}>
<span>Toggle me!</span>
</.toggle_button>
<.toggle_button action="my_live_component_action" target={@myself} value={@some_value}>
<span>Whatever you want</span>
</.toggle_button>
"""
def toggle_button(assigns)
attr :user, User, required: true
slot(:inner_block, required: true)
def user_card(assigns)
attr :invite, Invite, required: true
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attr :use_count, :integer, default: nil
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attr :current_user, User, required: true
slot(:inner_block)
slot(:code_actions)
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def invite_card(assigns)
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attr :id, :string, required: true
attr :datetime, :any, required: true, doc: "A `DateTime` struct or nil"
@doc """
Phoenix.Component for a <time> element that renders the naivedatetime in the
user's local timezone
"""
def datetime(assigns)
@spec cast_datetime(NaiveDateTime.t() | nil) :: String.t()
defp cast_datetime(%NaiveDateTime{} = datetime) do
datetime |> DateTime.from_naive!("Etc/UTC") |> DateTime.to_iso8601(:extended)
end
defp cast_datetime(_datetime), do: ""
attr :id, :string, required: true
attr :date, :any, required: true, doc: "A `Date` struct or nil"
@doc """
Phoenix.Component for a <date> element that renders the Date in the user's
local timezone
"""
def date(assigns)
attr :content, :string, required: true
attr :filename, :string, default: "qrcode", doc: "filename without .png extension"
attr :image_class, :string, default: "w-64 h-max"
attr :width, :integer, default: 384, doc: "width of png to generate"
@doc """
Creates a downloadable QR Code element
"""
def qr_code(assigns)
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attr :note, Note, required: true
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def note_content(assigns)
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attr :context, Context, required: true
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def context_content(assigns)
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attr :step, Step, required: true
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def step_content(assigns)
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attr :pipeline, Pipeline, required: true
def pipeline_content(assigns)
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defp display_links(record) do
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record
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|> get_content()
|> replace_hyperlinks(record)
|> replace_triple_links(record)
|> replace_double_links(record)
|> replace_single_links(record)
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|> HTML.raw()
end
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defp get_content(%{content: content}), do: content |> get_text()
defp get_content(%{description: description}), do: description |> get_text()
defp get_content(_fallthrough), do: nil |> get_text()
defp get_text(string) when is_binary(string), do: string
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defp get_text(_fallthrough), do: ""
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# replaces hyperlinks like https://bubbletea.dev
#
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# link regex from
# https://stackoverflow.com/questions/3809401/what-is-a-good-regular-expression-to-match-a-url
# and modified with additional schemes from
# https://www.iana.org/assignments/uri-schemes/uri-schemes.xhtml
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defp replace_hyperlinks(content, _record) do
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Regex.replace(
~r<((file|git|https?|ipfs|ipns|irc|jabber|magnet|mailto|mumble|tel|udp|xmpp):\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*))>,
content,
fn _whole_match, link ->
link =
HTML.Link.link(
link,
to: link,
class: "link inline",
target: "_blank",
rel: "noopener noreferrer"
)
|> HTML.Safe.to_iodata()
|> IO.iodata_to_binary()
"</p>#{link}<p class=\"inline\">"
end
)
end
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# replaces triple links like [[[slug-title]]]
defp replace_triple_links(content, _record) do
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Regex.replace(
~r/(^|[^\[])\[\[\[([\p{L}\p{N}\-]+)\]\]\]($|[^\]])/,
content,
fn _whole_match, prefix, slug, suffix ->
link =
HTML.Link.link(
"[[[#{slug}]]]",
to: ~p"/note/#{slug}",
class: "link inline"
)
|> HTML.Safe.to_iodata()
|> IO.iodata_to_binary()
"#{prefix}</p>#{link}<p class=\"inline\">#{suffix}"
end
)
end
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# replaces double links like [[slug-title]]
defp replace_double_links(content, record) do
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Regex.replace(
~r/(^|[^\[])\[\[([\p{L}\p{N}\-]+)\]\]($|[^\]])/,
content,
fn _whole_match, prefix, slug, suffix ->
target =
case record do
%Pipeline{} -> ~p"/context/#{slug}"
%Step{} -> ~p"/context/#{slug}"
_context -> ~p"/note/#{slug}"
end
link =
HTML.Link.link(
"[[#{slug}]]",
to: target,
class: "link inline"
)
|> HTML.Safe.to_iodata()
|> IO.iodata_to_binary()
"#{prefix}</p>#{link}<p class=\"inline\">#{suffix}"
end
)
end
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# replaces single links like [slug-title]
defp replace_single_links(content, record) do
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Regex.replace(
~r/(^|[^\[])\[([\p{L}\p{N}\-]+)\]($|[^\]])/,
content,
fn _whole_match, prefix, slug, suffix ->
target =
case record do
%Pipeline{} -> ~p"/pipeline/#{slug}"
%Step{} -> ~p"/pipeline/#{slug}"
%Context{} -> ~p"/context/#{slug}"
_note -> ~p"/note/#{slug}"
end
link =
HTML.Link.link(
"[#{slug}]",
to: target,
class: "link inline"
)
|> HTML.Safe.to_iodata()
|> IO.iodata_to_binary()
"#{prefix}</p>#{link}<p class=\"inline\">#{suffix}"
end
)
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end
end