193 lines
6.9 KiB
EmacsLisp
193 lines
6.9 KiB
EmacsLisp
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;;; lsp-sqls.el --- SQL Client settings -*- lexical-binding: t; -*-
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;; Copyright (C) 2020 Shunya Ishii
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;; Author: Shunya Ishii
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;; Keywords: sql lsp
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; LSP client for SQL
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;;; Code:
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(require 'lsp-mode)
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(defgroup lsp-sqls nil
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"LSP support for SQL, using sqls."
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:group 'lsp-mode
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:link '(url-link "https://github.com/lighttiger2505/sqls")
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:package-version `(lsp-mode . "7.0"))
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(defcustom lsp-sqls-server "sqls"
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"Path to the `sqls` binary."
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:group 'lsp-sqls
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:risky t
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:type 'file
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:package-version `(lsp-mode . "7.0"))
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(defcustom lsp-sqls-workspace-config-path "workspace"
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"If non-nil then setup workspace configuration with json file path."
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:group 'lsp-sqls
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:risky t
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:type '(choice (const "workspace")
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(const "root"))
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:package-version `(lsp-mode . "7.0"))
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(defun lsp-sqls--make-launch-cmd ()
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(-let [base `(,lsp-sqls-server)]
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;; we can add some options to command. (e.g. "-config")
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base))
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(defcustom lsp-sqls-timeout 0.5
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"Timeout to use for `sqls' requests."
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:type 'number
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:package-version '(lsp-mode . "8.0.0"))
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(defcustom lsp-sqls-connections nil
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"The connections to the SQL server(s)."
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:type '(repeat (alist :key-type (choice
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(const :tag "Driver" driver)
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(const :tag "Connection String" dataSourceName))
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:value-type string)))
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(defun lsp-sqls-setup-workspace-configuration ()
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"Setup workspace configuration using json file.
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Depending on `lsp-sqls-workspace-config-path'."
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(if lsp-sqls-connections
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(lsp--set-configuration `(:sqls (:connections ,(apply #'vector lsp-sqls-connections))))
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(when-let ((config-json-path (cond
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((equal lsp-sqls-workspace-config-path "workspace")
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".sqls/config.json")
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((equal lsp-sqls-workspace-config-path "root")
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(-> (lsp-workspace-root)
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(f-join ".sqls/config.json"))))))
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(when (file-exists-p config-json-path)
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(lsp--set-configuration (lsp--read-json-file config-json-path))))))
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(defun lsp-sqls--show-results (result)
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(with-current-buffer (get-buffer-create "*sqls results*")
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(with-help-window (buffer-name)
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(erase-buffer)
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(insert result))))
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(defun lsp-sql-execute-query (&optional command start end)
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"Execute COMMAND on buffer text against current database.
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Buffer text is between START and END. If START and END are nil,
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use the current region if set, otherwise the entire buffer."
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(interactive)
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(lsp-sqls--show-results
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(lsp-request
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"workspace/executeCommand"
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(list :command "executeQuery"
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:arguments (or
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(when command
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(lsp:command-arguments? command))
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(vector (lsp--buffer-uri)))
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:timeout lsp-sqls-timeout
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:range (list
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:start (lsp--point-to-position
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(cond
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(start start)
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((use-region-p) (region-beginning))
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(t (point-min))))
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:end (lsp--point-to-position
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(cond
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(end end)
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((use-region-p) (region-end))
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(t (point-max)))))))))
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(defun lsp-sql-execute-paragraph (&optional command)
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"Execute COMMAND on paragraph against current database."
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(interactive)
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(let ((start (save-excursion (backward-paragraph) (point)))
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(end (save-excursion (forward-paragraph) (point))))
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(lsp-sql-execute-query command start end)))
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(defun lsp-sql-show-databases (&optional _command)
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"Show databases."
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(interactive)
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(lsp-sqls--show-results
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(lsp-request
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"workspace/executeCommand"
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(list :command "showDatabases" :timeout lsp-sqls-timeout))))
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(defun lsp-sql-show-schemas (&optional _command)
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"Show schemas."
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(interactive)
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(lsp-sqls--show-results
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(lsp-request
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"workspace/executeCommand"
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(list :command "showSchemas" :timeout lsp-sqls-timeout))))
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(defun lsp-sql-show-connections (&optional _command)
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"Show connections."
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(interactive)
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(lsp-sqls--show-results
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(lsp-request
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"workspace/executeCommand"
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(list :command "showConnections" :timeout lsp-sqls-timeout))))
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(defun lsp-sql-switch-database (&optional _command)
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"Switch database."
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(interactive)
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(lsp-workspace-command-execute
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"switchDatabase"
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(vector (completing-read
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"Select database: "
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(s-lines (lsp-workspace-command-execute "showDatabases"))
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nil
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t))))
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(defun lsp-sql-switch-connection (&optional _command)
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"Switch connection."
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(interactive)
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(lsp-workspace-command-execute
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"switchConnections"
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(vector (cl-first
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(s-match "\\([[:digit:]]*\\)"
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(completing-read
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"Select connection: "
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(s-lines (lsp-workspace-command-execute "showConnections"))
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nil
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t))))))
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(lsp-register-client
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(make-lsp-client :new-connection (lsp-stdio-connection #'lsp-sqls--make-launch-cmd)
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:major-modes '(sql-mode)
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:priority -1
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:action-handlers (ht ("executeParagraph" #'lsp-sql-execute-paragraph)
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("executeQuery" #'lsp-sql-execute-query)
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("showDatabases" #'lsp-sql-show-databases)
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("showSchemas" #'lsp-sql-show-schemas)
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("showConnections" #'lsp-sql-show-connections)
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("switchDatabase" #'lsp-sql-switch-database)
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("switchConnections" #'lsp-sql-switch-connection))
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:server-id 'sqls
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:initialized-fn (lambda (workspace)
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(-> workspace
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(lsp--workspace-server-capabilities)
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(lsp:set-server-capabilities-execute-command-provider? t))
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(with-lsp-workspace workspace
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(lsp-sqls-setup-workspace-configuration)))))
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(lsp-consistency-check lsp-sqls)
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(provide 'lsp-sqls)
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;;; lsp-sqls.el ends here
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