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pkm-compile-db-query.el
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pkm-compile-db-query.el
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;;; pkm-compile-db-query.el --- Description -*- lexical-binding: t; -*-
;;
;; Copyright (C) 2023 Jinder
;;
;; Author: Jinder <jinder1s@gmail.com>
;; Maintainer: Jinder <jinder1s@gmail.com>
;; Created: December 30, 2023
;; Modified: December 30, 2023
;; Version: 0.0.1
;; Keywords: abbrev bib c calendar comm convenience data docs emulations extensions faces files frames games hardware help hypermedia i18n internal languages lisp local maint mail matching mouse multimedia news outlines processes terminals tex tools unix vc wp
;; Homepage: https://github.com/manjindersingh/pkm-compile-db-query
;; Package-Requires: ((emacs "24.3"))
;;
;; This file is not part of GNU Emacs.
;;
;;; Commentary:
;;
;; Description
;;
;;; Code:
;;; compile query
(require 'pkm-create-pkm-query)
(require 'dash)
(defun pkm2--compile-get-all-nodes (&optional limit node-subquery)
(concat "SELECT id from node "
(when node-subquery (format "WHERE id IN (%s) " node-subquery))
(when limit (format " LIMIT %s" limit)) ))
(defun pkm2--compile-db-query-kvd (type-values nodes-table)
(setq nodes-table (or nodes-table "node"))
(cond ((plist-get type-values :kvd) ; TODO Test
(pkm2--object-db-compile-query-to-get-nodes-with-link-to-kvd-2-eieio (plist-get type-values :kvd) nodes-table))
((and (plist-get type-values :value) (plist-get type-values :key) (plist-get type-values :data-type)) ;TODO Test
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-values-2
(plist-get type-values :key)
(list (plist-get type-values :value))
(plist-get type-values :data-type)
nodes-table))
((and (plist-get type-values :choices) (plist-get type-values :key) (plist-get type-values :data-type)) ;TODO Test
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-values-2
(plist-get type-values :key)
(plist-get type-values :choices)
(plist-get type-values :data-type)
nodes-table))
((and (or (plist-get type-values :after)
(plist-get type-values :before))
(plist-get type-values :key)
(plist-get type-values :data-type)) ; TODO Test
(let* ((after (plist-get type-values :after))
(after (if (listp after)
(-map (lambda (list-item)
(if (equal 'week list-item)
'woy
list-item))
after)
after))
(after (if (and (plistp after) (length> after 1))
(truncate (ts-unix (apply #'ts-adjust (-concat after (list (ts-now))))))
after))
(before (plist-get type-values :before))
(before (if (listp before)
(-map (lambda (list-item)
(if (equal 'week list-item)
'woy
list-item))
before)
before))
(before (if (and (plistp before) (length> before 1))
(truncate (ts-unix (apply #'ts-adjust (-concat before (list (ts-now))))))
before)))
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-value-in-range-2
(plist-get type-values :key)
after
before
(plist-get type-values :data-type)
nodes-table)))
((and (plist-get type-values :key) (plist-get type-values :data-type)) ; TODO Test
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-2
(plist-get type-values :key)
(plist-get type-values :data-type)
nodes-table))
(t (error "Unable to get nodes for nodes-get:\n%S" type-values))))
(defun pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-2 (key type &optional nodes-table)
(let* ((data-table (pkm2--db-get-kvd-data-table-for-type type))
(link-table (pkm2--db-get-kvd-link-table-for-type type))
(nodes-table (or nodes-table "node"))
(query (concat (format "SELECT %1$s.id FROM %1$s JOIN %2$s ON %2$s.node = %1$s.id JOIN %3$s ON %2$s.key_value_data = %3$s.id WHERE %2$s.is_archive is NULL AND %3$s.key = '%4$s'"
nodes-table
link-table
data-table
key))))
query))
(defun test-compare-kvds-with-key ()
(equal (length (-distinct (-flatten (sqlite-select
pkm2-database-connection
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-2
"task-status" 'TEXT "node")))))
(length (-distinct (-flatten (sqlite-select
pkm2-database-connection
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key
"task-status" 'TEXT "node")))))))
(defun pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-values-2 (key values type &optional nodes-table)
(let* ((data-table (pkm2--db-get-kvd-data-table-for-type type))
(link-table (pkm2--db-get-kvd-link-table-for-type type))
(nodes-table (or nodes-table "node"))
(query (concat (format "SELECT %1$s.id FROM %1$s JOIN %2$s ON %2$s.node = %1$s.id JOIN %3$s ON %2$s.key_value_data = %3$s.id WHERE %2$s.is_archive is NULL AND %3$s.key = '%4$s' AND %3$s.value IN (%5$s)"
nodes-table
link-table
data-table
key
(--> (-map #'pkm2--db-convert-object-to-string values)
(string-join it ", "))))))
query))
(defun test-compare-kvds-with-key-and-values ()
(equal (length (-distinct (-flatten (sqlite-select
pkm2-database-connection
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-values
"task-status" '("TODO" "DOING") 'TEXT "node")))))
(length (-distinct (-flatten (sqlite-select
pkm2-database-connection
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-values-2
"task-status" '("TODO" "DOING") 'TEXT "node")))))))
(defun pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-value-in-range-2 (key after before type &optional nodes-table)
(if (or (eq type 'DATETIME) (eq type 'INTEGER) (eq type 'REAL))
(let* ((data-table (pkm2--db-get-kvd-data-table-for-type type))
(link-table (pkm2--db-get-kvd-link-table-for-type type))
(nodes-table (or nodes-table "node"))
(query (concat (format "SELECT %1$s.id FROM %1$s JOIN %2$s ON %2$s.node = %1$s.id JOIN %3$s ON %2$s.key_value_data = %3$s.id WHERE %2$s.is_archive is NULL AND %3$s.key = '%4$s' "
nodes-table
link-table
data-table
key)
(when after (format "AND %s.value >= (%s) " data-table after) )
(when before (format "AND %s.value <= (%s) " data-table before) ))))
query)))
(defun test-compare-kvds-with-key-and-value-in-range ()
(equal (length (-distinct (-flatten (sqlite-select
pkm2-database-connection
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-value-in-range
"task-priority" 2 4 'INTEGER "node")))))
(length (-distinct (-flatten (sqlite-select
pkm2-database-connection
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-value-in-range-2
"task-priority" 2 4 'INTEGER "node")))))))
(defun pkm2--object-db-compile-query-to-get-nodes-with-link-to-kvd-2 (kvd &optional nodes-table)
(let* ((key (plist-get kvd :key))
(values (cond ((list (plist-get kvd :value)))
((plist-get kvd :choices))))
(type (plist-get kvd :data-type)))
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-values-2 key values type nodes-table)))
(defun pkm2--object-db-compile-query-to-get-nodes-with-link-to-kvd-2-eieio (kvd &optional nodes-table)
(let* ((key (oref kvd :key))
(values (cond ((list (oref kvd :value)))
((oref kvd :choices))))
(type (oref kvd :data-type)))
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-and-values-2 key values type nodes-table)))
(defun pkm2--object-db-query-get-nodes-with-links-to-kvds (kvds &optional nodes-table)
(-reduce-from (lambda (init-subquery kvd)
(pkm2--object-db-compile-query-to-get-nodes-with-link-to-kvd kvd init-subquery))
(or nodes-table "node")
kvds))
(defun pkm2--db-compile-query-get-nodes-of-structure-type (type-values &optional nodes-table)
(let* ((nodes-table (or nodes-table "node"))
(structure-name (plist-get type-values :structure-name))
(unique-required (plist-get pkm-structure-unique-required-plist-eieio structure-name #'equal))
(u-r-keys (--> (car unique-required)
(-filter (lambda (kvd)
(member (oref kvd :key) it))
(cadr unique-required))))
(first-key-kvd-spec (car u-r-keys))
(first-key (when first-key-kvd-spec (oref first-key-kvd-spec :key) ))
(first-key-type (when first-key-kvd-spec (oref first-key-kvd-spec :data-type) ))
(fully-specified-kvds (pkm--object-get-required-fully-specified-kvds2-eieio (cadr unique-required)))
(easiest-queriable-kvds
(list (cond ((-find (lambda (kvd)
(--> (oref kvd :value) (or (stringp it) (numberp it)))) fully-specified-kvds))
((-find (lambda (kvd)
(oref kvd :choices))
fully-specified-kvds)))))
(output (cond (u-r-keys
(pkm2--db-compile-query-get-nodes-with-links-to-kvds-with-key-2 first-key first-key-type nodes-table))
(easiest-queriable-kvds (--> (-map-indexed (lambda (index kvd)
(if (equal index 0)
`(:or kvd (:kvd ,kvd))
`(:and kvd (:kvd ,kvd))))
easiest-queriable-kvds)
(pkm2--compile-full-db-query it
nodes-table) ))
(t (error "Unable to get nodes for structure-type %S" structure-name)))))
output))
(defun pkm2--db-compile-get-nodes-between (type-values &optional nodes-table)
; created_at and modified_at between after and before
; Node linked to any kvd with datetime type between after and before
; If any of the nodes above are dependent types, get its parent node
(let* ((after (plist-get type-values :after))
(after (if (listp after)
(-map (lambda (list-item)
(if (equal 'week list-item)
'woy
list-item))
after)
after))
(after (if (and (plistp after) (length> after 1))
(truncate (ts-unix (apply #'ts-adjust (-concat after (list (ts-now))))))
after))
(before (plist-get type-values :before))
(before (if (listp before)
(-map (lambda (list-item)
(if (equal 'week list-item)
'woy
list-item))
before)
before))
(before (if (and (plistp before) (length> before 1))
(truncate (ts-unix (apply #'ts-adjust (-concat before (list (ts-now))))))
before))
(keys (pkm--object-get-time-related-kvd-keys))
(pkm-kvd-queries (-map (lambda (key) `(:or kvd (:key ,key :data-type DATETIME :after ,after :before ,before))) keys))
(node-pkm-queries `((:or created-at (:after ,after :before ,before))
(:or modified-at (:after ,after :before ,before))))
(pkm-queries (-concat node-pkm-queries pkm-kvd-queries))
(nodes-table (or nodes-table "node"))
(query (pkm2--compile-full-db-query pkm-queries nodes-table)))
(message "query: %S" query)
query))
(defun pkm2--db-compile-get-nodes-created-at (type-values &optional nodes-table)
(let* ((after (plist-get type-values :after))
(after (if (listp after)
(-map (lambda (list-item)
(if (equal 'week list-item)
'woy
list-item))
after)
after))
(after (if (and (plistp after) (length> after 1))
(truncate (ts-unix (apply #'ts-adjust (-concat after (list (ts-now))))))
after))
(before (plist-get type-values :before))
(before (if (listp before)
(-map (lambda (list-item)
(if (equal 'week list-item)
'woy
list-item))
before)
before))
(before (if (and (plistp before) (length> before 1))
(truncate (ts-unix (apply #'ts-adjust (-concat before (list (ts-now))))))
before))
(nodes-table (or nodes-table "node"))
(query (concat (format "SELECT node.id FROM %s " (if (equal nodes-table "node")
"node"
(format "%1$s JOIN node ON node.id = %1$s.id " nodes-table)))
"WHERE ("
(when after (format "node.created_at > %d " after))
(when before (format "OR node.created_at < %d" before))
") ")))
query))
(defun pkm2--db-compile-get-nodes-modified-at (type-values &optional nodes-table)
(let* ((after (plist-get type-values :after))
(after (if (listp after)
(-map (lambda (list-item)
(if (equal 'week list-item)
'woy
list-item))
after)
after))
(after (if (and (plistp after) (length> after 1))
(truncate (ts-unix (apply #'ts-adjust (-concat after (list (ts-now))))))
after))
(before (plist-get type-values :before))
(before (if (listp before)
(-map (lambda (list-item)
(if (equal 'week list-item)
'woy
list-item))
before)
before))
(before (if (and (plistp before) (length> before 1))
(truncate (ts-unix (apply #'ts-adjust (-concat before (list (ts-now))))))
before))
(nodes-table (or nodes-table "node"))
(query (concat (format "SELECT node.id FROM %s " (if (equal nodes-table "node")
"node"
(format "%1$s JOIN node ON node.id = %1$s.id " nodes-table)))
"WHERE ("
(when after (format " node.modified_at > %d " after))
(when before (format "OR node.modified_at < %d " before))
") ")))
query))
(defun pkm2--db-compile-query-get-node-with-text (type-values &optional nodes-table)
(concat
(format "SELECT %1$s.id from %1$s JOIN search_node on search_node.node = %1$s.id " (or nodes-table "node"))
(format "WHERE search_node MATCH '%s' " (plist-get type-values :text))))
(defun test-compare-search-with-text ()
(equal (length (-distinct (-flatten (sqlite-select
pkm2-database-connection
(pkm2--db-compile-query-get-node-with-text
"personal" "node")))))
(length (-distinct (-flatten (sqlite-select
pkm2-database-connection
(pkm2--db-compile-query-get-node-with-text
"personal" "node")))))))
(defun pkm2--db-query-get-sub-nodes (type-values nodes-table &optional get-parent-id)
; TODO TEST
(let* ((levels (plist-get type-values :levels))
(link-labels (plist-get type-values :link-labels))
(link-labels (or link-labels (plist-get pkm-links-type-to-label-eq-plist 'HIERARCHICAL)))
(link-labels-string (--> (-map #'pkm2--db-convert-object-to-string link-labels)
(string-join it ", ")))
(query (concat
(format "WITH RECURSIVE subs_table(node_id, parent_id, level) AS (%s) "
(concat (format "SELECT nodes_link.node_b, nodes_link.node_a, 1 FROM %s JOIN nodes_link ON %1$s.id = nodes_link.node_a WHERE nodes_link.type in (%s) "
nodes-table
link-labels-string)
"UNION "
"SELECT node_b, node_id, subs_table.level + 1 FROM nodes_link JOIN subs_table ON node_id = node_a "
(format "WHERE type in (%s) " link-labels-string)
(when (numberp levels)
(format "AND level < %d " levels))))
(if get-parent-id
"SELECT node_id, parent_id FROM subs_table"
"SELECT node_id FROM subs_table"))))
query))
(defun pkm2--db-query-get-parent-nodes (type-values nodes-table &optional get-child-id)
(when (not nodes-table)
(error "convert-to-parents needs to supply a sub-query"))
; TODO modify to only return query
(let* ((levels (plist-get type-values :levels))
(link-labels (plist-get type-values :link-labels))
(link-labels (or link-labels (plist-get pkm-links-type-to-label-eq-plist 'HIERARCHICAL)))
(link-labels-string (--> (-map #'pkm2--db-convert-object-to-string link-labels)
(string-join it ", ")))
(query (concat
(format "WITH RECURSIVE subs_table(node_id, child_id, level) AS (%s) "
(concat (format "SELECT nodes_link.node_a, nodes_link.node_b, 1 FROM %1$s JOIN nodes_link ON %1$s.id = nodes_link.node_b WHERE nodes_link.type in (%s) "
nodes-table
link-labels-string)
"UNION "
"SELECT node_a, node_id, subs_table.level + 1 FROM nodes_link JOIN subs_table ON node_id = node_b "
(format "WHERE type in (%s) " link-labels-string)
(when (numberp levels)
(format "AND level < %d " levels))))
(if get-child-id
"SELECT node_id, child_id FROM subs_table"
"SELECT node_id FROM subs_table"))))
query))
(defun pkm2--compile-db-query (single-query-spec &optional nodes-table)
(if-let* ((type-strategies (plist-get pkm2--query-spec-options-plist (car single-query-spec)))
(db-query-func (plist-get type-strategies :get-db-query))
(db-query (funcall db-query-func (cadr single-query-spec) nodes-table)))
db-query
(error (format "Spec wrong: %S" single-query-spec))))
(defun pkm2--compile-full-db-query (query-plist &optional nodes-table)
(let* ((prefix (pkm-random-id))
(query query-plist)
(reduced-output
(-reduce-from
(lambda (current-output single-query-spec)
(if current-output
(let* ((current-db-query (cdr current-output))
(last-index (car current-output))
(next-index (+ last-index 1))
(current-query-spec (cdr single-query-spec))
(current-expression-name (format "%s%s%d" (or nodes-table "") prefix next-index))
(last-expression-name (format "%s%s%d" (or nodes-table "") prefix last-index))
(base-expression-name (format "%s%s" (or nodes-table "") prefix ) ))
(cond ((equal (car single-query-spec) :or)
(let* ((second-index (+ next-index 1))
(second-expression-name (format "%s%d" base-expression-name second-index)))
(cons second-index
(format "%1$s, %2$s(id) as ( %s), %s(id) as (SELECT id from %2$s UNION SELECT id from %5$s) "
current-db-query
current-expression-name
(pkm2--compile-db-query current-query-spec "node")
second-expression-name
last-expression-name)) ))
((equal (car single-query-spec) :and)
(cons next-index
(format "%s, %s(id) as (%s) "
current-db-query
current-expression-name
(pkm2--compile-db-query current-query-spec last-expression-name))))
((equal (car single-query-spec) :not)
(cons next-index
(format "%s, %s(id) as (SELECT id from %s WHERE id not in (%s))"
current-db-query
current-expression-name
last-expression-name
(pkm2--compile-db-query current-query-spec last-expression-name))))
((equal (car single-query-spec) :convert-and)
(cons next-index
(format "%s, %s(id) as (%s)"
current-db-query
current-expression-name
(pkm2--compile-db-query current-query-spec last-expression-name))))
((equal (car single-query-spec) :convert-or)
(let* ((second-index (+ next-index 1))
(second-expression-name (format "%s%d" base-expression-name second-index)))
(cons second-index
(format "%1$s, %2$s(id) as ( %s), %s(id) as (SELECT id from %2$s UNION SELECT id from %5$s) "
current-db-query
current-expression-name
(pkm2--compile-db-query current-query-spec last-expression-name)
second-expression-name
last-expression-name))))
((equal (car single-query-spec) :compound-or)
(let* ((second-index (+ next-index 1))
(second-expression-name (format "%s%d" base-expression-name second-index)))
(cons second-index
(format "%1$s, %2$s(id) as ( %s), %3$s(id) as (SELECT id from %2$s UNION SELECT id from %5$s) "
current-db-query
current-expression-name
(pkm2--compile-full-db-query current-query-spec)
second-expression-name
last-expression-name))))
((equal (car single-query-spec) :compound-and)
(cons next-index (format "%s, %s(id) as (%s) "
current-db-query
current-expression-name
(pkm2--compile-full-db-query current-query-spec last-expression-name))))
(t (error "Got weird single-query-spec: %S" (car single-query-spec)))))
(cons 1 (format "WITH %s%s1(id) as (%s) " (or nodes-table "") prefix (pkm2--compile-db-query (cdr single-query-spec) (or nodes-table "node"))))))
nil
query))
(output (format "%s SELECT * FROM %s%s%d"
(cdr reduced-output)
(or nodes-table "")
prefix
(car reduced-output))))
output))
(defun test-compile-full-db-query-common-1 ()
(let* ((pkm-query '((:or structure-type (:structure-name log-n))
(:and time-between (:after (day -20) :before nil))))
(query1 (pkm2--compile-full-db-query pkm-query))
(query2 (pkm2--compile-full-db-query pkm-query))
(query1-output (sqlite-select pkm2-database-connection query1))
(query2-output (sqlite-select pkm2-database-connection query2)))
(equal (length (-distinct query1-output ))
(length (-distinct query2-output)))
;; query
))
(defun test-compile-full-db-query-common-2 ()
(let* ((pkm-query '((:or structure-type (:structure-name log-n))
(:or structure-type (:structure-name project-s))
(:convert-or convert-to-children (:levels 1))
))
(query1 (pkm2--compile-full-db-query pkm-query))
(query2 (pkm2--compile-full-db-query pkm-query))
(query1-output (sqlite-select pkm2-database-connection query1))
(query2-output (sqlite-select pkm2-database-connection query2))
)
(equal (length (-distinct query1-output ))
(length (-distinct query2-output)))
;; query1
))
(defun test-rename ()
(--> "WITH blah as (SELECT 1), beep as blah SELECT * from beep"
(sqlite-select pkm2-database-connection it)))
(defun pkm2--compile-db-query-db-id (type-values nodes-subquery)
(format "SELECT id from node where id = %d" (plist-get type-values :db-id)))
(defun pkm2--compile-db-query-db-node-ids (type-values nodes-subquery)
(format "SELECT id from node where id IN (%s)" (--> (plist-get type-values :db-node-ids)
(-map #'number-to-string it)
(string-join it ", "))))
(pkm2--register-query-spec-option 'structure-type '(:structure-name) #'pkm--convert-into-get-spec-structure-type #'pkm2--db-compile-query-get-nodes-of-structure-type)
(pkm2--register-query-spec-option 'time-between '(:after :before) #'pkm--convert-into-get-spec-between #'pkm2--db-compile-get-nodes-between)
(pkm2--register-query-spec-option 'created-at '(:after :before) #'pkm--convert-into-get-spec-between #'pkm2--db-compile-get-nodes-created-at)
(pkm2--register-query-spec-option 'modified-at '(:after :before) #'pkm--convert-into-get-spec-between #'pkm2--db-compile-get-nodes-modified-at)
(pkm2--register-query-spec-option 'kvd '(:key :value :choices :after :before :kvd) #'pkm--convert-into-get-spec-kvd #'pkm2--compile-db-query-kvd)
(pkm2--register-query-spec-option 'convert-to-parents '(:levels) #'pkm--convert-into-get-spec-covert-parent #'pkm2--db-query-get-parent-nodes)
(pkm2--register-query-spec-option 'convert-to-children '(:levels) #'pkm--convert-into-get-spec-covert-children #'pkm2--db-query-get-sub-nodes)
(pkm2--register-query-spec-option 'text '(:text) #'pkm--convert-into-get-spec-text #'pkm2--db-compile-query-get-node-with-text)
(pkm2--register-query-spec-option 'db-node '(:db-id) #'pkm--convert-into-get-spec-db-id #'pkm2--compile-db-query-db-id)
(pkm2--register-query-spec-option 'db-nodes '(:db-node-ids) #'pkm--convert-into-get-spec-db-node-ids #'pkm2--compile-db-query-db-node-ids)
(defun pkm2-get-nodes-with-pkm-query (pkm-query)
(--> (pkm2--compile-full-db-query pkm-query)
(sqlite-select pkm2-database-connection it)
(-flatten it)
(-map #'pkm2--db-query-get-node-with-id it)))
(provide 'pkm-compile-db-query)
;;; pkm-compile-db-query.el ends here