From b712206961620477b8d967768eef4a3eb9636845 Mon Sep 17 00:00:00 2001
From: Ali Almohaya <alialmohaya@gmail.com>
Date: Mon, 26 Sep 2022 22:57:58 +0300
Subject: [PATCH] chore: implement :OpenInGHFile with its utils

---
 lua/openingh/init.lua  | 31 ++++++++++++++++++++-----------
 lua/openingh/utils.lua | 23 +++++++++++++++--------
 plugin/openingh.lua    |  7 +++----
 3 files changed, 38 insertions(+), 23 deletions(-)

diff --git a/lua/openingh/init.lua b/lua/openingh/init.lua
index 7de5c24..769d9bd 100644
--- a/lua/openingh/init.lua
+++ b/lua/openingh/init.lua
@@ -2,8 +2,6 @@ local utils = require("openingh.utils")
 local M = {}
 
 function M.setup()
-  -- TODO - 1: add the repo path to global var
-  M.cwd = vim.fn.getcwd()
   local repo_url = vim.fn.system("git config --get remote.origin.url")
 
   if repo_url:len() == 0 then
@@ -12,20 +10,34 @@ function M.setup()
     return
   end
 
+  -- init global variables
   local username_and_reponame = utils.get_username_reponame(repo_url)
   M.username = username_and_reponame.username
   M.reponame = username_and_reponame.reponame
   M.gh_url = "https://github.com/"
+  M.repo_url = M.gh_url .. M.username .. "/" .. M.reponame
 end
 
 function M.openFile()
-  -- TODO - 1: get the url from git folder
-  -- TODO - 2: get the current line in the buffer and add it to the file url
   -- TODO - 3: get the selected range in the buffer and add it to the file url
   if M.is_no_git_origin then
     utils.print_no_remote_message()
     return
   end
+
+  local file_path = utils.get_current_relative_file_path()
+  local current_branch_name = utils.get_current_branch()
+
+  local file_page_url = M.repo_url .. "/blob/" .. current_branch_name .. file_path
+
+  local result = utils.open_url(file_page_url)
+
+  if result then
+    print("Opening url " .. file_page_url)
+  else
+    print("Unknown OS please open report")
+  end
+
 end
 
 function M.openRepo()
@@ -34,23 +46,20 @@ function M.openRepo()
     return
   end
 
-  local repo_url = M.gh_url .. M.username .. "/" .. M.reponame
+  local repo_page_url = M.repo_url
 
   -- check if not the default branch add it to the url
   local current_branch_name = utils.get_current_branch()
   local default_branch_name = utils.get_defualt_branch()
 
-  print(current_branch_name)
-  print(default_branch_name)
-
   if current_branch_name ~= default_branch_name then
-    repo_url = repo_url .. "/tree/" .. current_branch_name
+    repo_page_url = M.repo_url .. "/tree/" .. current_branch_name
   end
 
-  local result = utils.open_url(repo_url)
+  local result = utils.open_url(repo_page_url)
 
   if result then
-    print("Opening url " .. repo_url)
+    print("Opening url " .. repo_page_url)
   else
     print("Unknown OS please open report")
   end
diff --git a/lua/openingh/utils.lua b/lua/openingh/utils.lua
index ad89199..7660297 100644
--- a/lua/openingh/utils.lua
+++ b/lua/openingh/utils.lua
@@ -13,7 +13,7 @@ end
 -- trim extra spaces and newlines
 -- useful when working with git commands returned values
 function M.trim(string)
-   return (string:gsub("^%s*(.-)%s*$", "%1"))
+  return (string:gsub("^%s*(.-)%s*$", "%1"))
 end
 
 -- returns the username and the reponame form the origin url in a table
@@ -39,6 +39,7 @@ function M.get_username_reponame(url)
   end
 end
 
+-- get the remote default branch
 function M.get_defualt_branch()
   -- will return origin/[branch_name]
   local branch_with_origin = vim.fn.system("git rev-parse --abbrev-ref origin/HEAD")
@@ -47,15 +48,26 @@ function M.get_defualt_branch()
   return M.trim(branch_name)
 end
 
+-- get the active local branch
 function M.get_current_branch()
   local current_branch_name = vim.fn.system("git rev-parse --abbrev-ref HEAD")
   return M.trim(current_branch_name)
 end
 
+-- get the active buf relative file path form the .git
+function M.get_current_relative_file_path()
+  -- we only want the active buffer name
+  local absolute_file_path = vim.api.nvim_buf_get_name(0)
+  local git_path = vim.fn.system("git rev-parse --show-toplevel")
+
+  local relative_file_path = "/" .. string.sub(absolute_file_path, git_path:len() + 1)
+
+  return relative_file_path
+end
+
 -- opens a url in the correct OS
 function M.open_url(url)
-  local os = M.get_os()
-
+  local os = vim.loop.os_uname().sysname
   if os == "Darwin" then
     io.popen("open " .. url)
     return true
@@ -74,11 +86,6 @@ function M.open_url(url)
   return false
 end
 
-function M.get_os()
-  local os_name = vim.loop.os_uname().sysname
-  return os_name
-end
-
 function M.print_no_remote_message()
   print("There is no git origin in this repo!")
 end
diff --git a/plugin/openingh.lua b/plugin/openingh.lua
index 354f9b7..e61cd7a 100644
--- a/plugin/openingh.lua
+++ b/plugin/openingh.lua
@@ -1,13 +1,12 @@
 if vim.g.openingh then
-    return
+  return
 end
 vim.g.openingh = true
 
 vim.api.nvim_create_user_command("OpenInGHFile", function()
-    require("openingh").openFile()
+  require("openingh").openFile()
 end, {})
 
 vim.api.nvim_create_user_command("OpenInGHRepo", function()
-    require("openingh"):openRepo()
+  require("openingh"):openRepo()
 end, {})
-