From a2d560ab1dd5f699f8f68e2df448fd2d8fdf1f1b Mon Sep 17 00:00:00 2001
From: Juan Pablo Vial <jpvial@goacegroup.com>
Date: Thu, 8 Sep 2022 17:40:51 -0400
Subject: [PATCH] Abstract implementations

---
 src/Alias/Database/Query.php        |  12 ++
 src/Alias/Database/Query/Delete.php |  59 ++++++++
 src/Alias/Database/Query/Insert.php | 108 ++++++++++++++
 src/Alias/Database/Query/Select.php | 222 ++++++++++++++++++++++++++++
 src/Alias/Database/Query/Update.php |  91 ++++++++++++
 5 files changed, 492 insertions(+)
 create mode 100644 src/Alias/Database/Query.php
 create mode 100644 src/Alias/Database/Query/Delete.php
 create mode 100644 src/Alias/Database/Query/Insert.php
 create mode 100644 src/Alias/Database/Query/Select.php
 create mode 100644 src/Alias/Database/Query/Update.php

diff --git a/src/Alias/Database/Query.php b/src/Alias/Database/Query.php
new file mode 100644
index 0000000..0bda90d
--- /dev/null
+++ b/src/Alias/Database/Query.php
@@ -0,0 +1,12 @@
+<?php
+namespace ProVM\Alias\Database;
+
+use ProVM\Concept\Database\Query as QueryInterface;
+
+abstract class Query implements QueryInterface
+{
+    public function __toString(): string
+    {
+        return $this->build();
+    }
+}
diff --git a/src/Alias/Database/Query/Delete.php b/src/Alias/Database/Query/Delete.php
new file mode 100644
index 0000000..a81d9c2
--- /dev/null
+++ b/src/Alias/Database/Query/Delete.php
@@ -0,0 +1,59 @@
+<?php
+namespace ProVM\Alias\Database\Query;
+
+use ProVM\Alias\Database\Query;
+use ProVM\Concept\Database\Query\Delete as DeleteInterface;
+
+abstract class Delete extends Query implements DeleteInterface
+{
+    public function from(string $table): DeleteInterface
+    {
+        return $this->setTable($table);
+    }
+    public function where(array $conditions): DeleteInterface
+    {
+        return $this->setConditions($conditions);
+    }
+
+    protected string $table;
+    public function setTable(string $table): DeleteInterface
+    {
+        $this->table = $table;
+        return $this;
+    }
+    public function getTable(): string
+    {
+        return $this->table;
+    }
+    protected array $conditions;
+    public function setConditions(array $conditions): DeleteInterface
+    {
+        foreach ($conditions as $condition) {
+            $this->addCondition($condition);
+        }
+        return $this;
+    }
+    public function addCondition(string $expression): DeleteInterface
+    {
+        $this->conditions []= $expression;
+        return $this;
+    }
+    public function getConditions(): array
+    {
+        return $this->conditions;
+    }
+    public function getConditionString(): string
+    {
+        return implode(' ', $this->getConditions());
+    }
+
+    public function build(): string
+    {
+        return implode(' ', [
+            'DELETE FROM',
+            $this->getTable(),
+            'WHERE',
+            $this->getConditionString()
+        ]);
+    }
+}
diff --git a/src/Alias/Database/Query/Insert.php b/src/Alias/Database/Query/Insert.php
new file mode 100644
index 0000000..4f633eb
--- /dev/null
+++ b/src/Alias/Database/Query/Insert.php
@@ -0,0 +1,108 @@
+<?php
+namespace ProVM\Alias\Database\Query;
+
+use ProVM\Alias\Database\Query;
+use ProVM\Concept\Database\Query\Insert as InsertInterface;
+use ProVM\Concept\Database\Query\Select;
+
+abstract class Insert extends Query implements InsertInterface
+{
+    public function into(string $table): InsertInterface
+    {
+        return $this->setTable($table);
+    }
+    public function columns(array $columns): InsertInterface
+    {
+        return $this->setColumns($columns);
+    }
+    public function values(array $values): InsertInterface
+    {
+        return $this->setValues($values);
+    }
+    public function select(Select $select): InsertInterface
+    {
+        return $this->setSelect($select);
+    }
+
+    protected string $table;
+    public function setTable(string $table): InsertInterface
+    {
+        $this->table = $table;
+        return $this;
+    }
+    public function getTable(): string
+    {
+        return $this->table;
+    }
+    protected array $columns;
+    public function setColumns(array $columns): InsertInterface
+    {
+        foreach ($columns as $column) {
+            $this->addColumn($column);
+        }
+        return $this;
+    }
+    public function addColumn(string $column): InsertInterface
+    {
+        $this->columns []= $column;
+        return $this;
+    }
+    public function getColumns(): array
+    {
+        return $this->columns;
+    }
+    public function getColumnString(): string
+    {
+        return implode(', ', $this->getColumns());
+    }
+    protected array $values;
+    public function setValues(array $values): InsertInterface
+    {
+        foreach ($values as $value) {
+            $this->addValue($value);
+        }
+        return $this;
+    }
+    public function addValue(int|string $value): InsertInterface
+    {
+        if (!is_numeric($value)) {
+            $value = "'{$value}'";
+        }
+        $this->values []= $value;
+        return $this;
+    }
+    public function getValues(): array
+    {
+        return $this->values;
+    }
+    public function getValueString(): string
+    {
+        return implode(', ', $this->getValues());
+    }
+    protected Select $select;
+    public function setSelect(Select $select): InsertInterface
+    {
+        $this->select = $select;
+        return $this;
+    }
+    public function getSelect(): Select
+    {
+        return $this->select;
+    }
+
+    public function build(): string
+    {
+        $query = ["INSERT INTO"];
+        $query []= $this->getTable();
+        if (isset($this->columns)) {
+            $query []= "({$this->getColumnString()})";
+        }
+        if (isset($this->select)) {
+            $query []= "{$this->getSelect()}";
+            return implode(' ', $query);
+        }
+        $query []= 'VALUES';
+        $query []= "({$this->getValueString()})";
+        return implode(' ', $query);
+    }
+}
diff --git a/src/Alias/Database/Query/Select.php b/src/Alias/Database/Query/Select.php
new file mode 100644
index 0000000..6b69c13
--- /dev/null
+++ b/src/Alias/Database/Query/Select.php
@@ -0,0 +1,222 @@
+<?php
+namespace ProVM\Alias\Database\Query;
+
+use ProVM\Alias\Database\Query;
+use ProVM\Concept\Database\Query\Select as SelectInterface;
+
+abstract class Select extends Query implements SelectInterface
+{
+    public function select(array $columns = ['*']): SelectInterface
+    {
+        return $this->setColumns($columns);
+    }
+    public function from(string $table): SelectInterface
+    {
+        return $this->setTable($table);
+    }
+    public function joins(array $joins): SelectInterface
+    {
+        return $this->setJoins($joins);
+    }
+    public function where(array $conditions): SelectInterface
+    {
+        return $this->setConditions($conditions);
+    }
+    public function groupBy(array $grouping): SelectInterface
+    {
+        return $this->setGroups($grouping);
+    }
+    public function having(array $having): SelectInterface
+    {
+        return $this->setHaving($having);
+    }
+    public function orderBy(array $ordering): SelectInterface
+    {
+        return $this->setOrders($ordering);
+    }
+
+    protected array $columns;
+    public function setColumns(array $columns): SelectInterface
+    {
+        foreach ($columns as $column) {
+            $col = $column;
+            $alias = null;
+            if (is_array($column)) {
+                $col = $column['column'] ?? $column[0];
+                $alias = $column['alias'] ?? $column[1];
+            }
+            $this->addColumn($column, $alias);
+        }
+        return $this;
+    }
+    public function addColumn(string $column, ?string $alias = null): SelectInterface
+    {
+        $a = '';
+        if ($alias !== null) {
+            $a = " AS '{$alias}'";
+        }
+        $this->columns[] = "`{$column}`{$a}";
+        return $this;
+    }
+    public function getColumns(): array
+    {
+        return $this->columns;
+    }
+    public function getColumnString(): string
+    {
+        return implode(', ', $this->getColumns());
+    }
+    protected string $table;
+    public function setTable(string $table, ?string $alias = null): SelectInterface
+    {
+        $table = "`{$table}`";
+        if ($alias !== null) {
+            $table = "{$table} '{$alias}'";
+        }
+        $this->table = $table;
+        return $this;
+    }
+    public function getTable(): string
+    {
+        return $this->table;
+    }
+    protected array $joins;
+    public function setJoins(array $joins): SelectInterface
+    {
+        foreach ($joins as $join) {
+            $table = $join['table'] ?? $join[0];
+            $expression = $join['expression'] ?? $join[1];
+            $this->addJoin($table, $expression);
+        }
+        return $this;
+    }
+    public function addJoin(string $table, string $expression): SelectInterface
+    {
+        $this->joins []= "{$table} ON {$expression}";
+        return $this;
+    }
+    public function getJoins(): array
+    {
+        return $this->joins;
+    }
+    public function getJoinString(): string
+    {
+        return implode(' ', $this->getJoins());
+    }
+    protected array $conditions;
+    public function setConditions(array $conditions): SelectInterface
+    {
+        foreach ($conditions as $condition) {
+            $this->addCondition($condition);
+        }
+        return $this;
+    }
+    public function addCondition(string $expression): SelectInterface
+    {
+        $this->conditions []= $expression;
+        return $this;
+    }
+    public function getConditions(): array
+    {
+        return $this->conditions;
+    }
+    public function getConditionString(): string
+    {
+        return implode(' ', $this->getConditions());
+    }
+    protected array $groups;
+    public function setGroups(array $groups): SelectInterface
+    {
+        foreach ($groups as $group) {
+            $this->addGroup($group);
+        }
+        return $this;
+    }
+    public function addGroup(string $group): SelectInterface
+    {
+        $this->groups []= "`{$group}`";
+        return $this;
+    }
+    public function getGroups(): array
+    {
+        return $this->groups;
+    }
+    public function getGroupString(): string
+    {
+        return implode(', ', $this->getGroups());
+    }
+    protected array $having;
+    public function setHaving(array $having): SelectInterface
+    {
+        foreach ($having as $item) {
+            $this->addHaving($item);
+        }
+        return $this;
+    }
+    public function addHaving(string $having): SelectInterface
+    {
+        $this->having []= $having;
+        return $this;
+    }
+    public function getHaving(): array
+    {
+        return $this->having;
+    }
+    public function getHavingString(): string
+    {
+        return implode(', ', $this->getHaving());
+    }
+    protected array $orders;
+    public function setOrders(array $orders): SelectInterface
+    {
+        foreach ($orders as $order) {
+            $column = $order;
+            $direction = null;
+            if (is_array($order)) {
+                $direction = $order['direction'] ?? $order[1];
+                $column = $order['column'] ?? $order[0];
+            }
+            $this->addOrder($column, $direction);
+        }
+        return $this;
+    }
+    public function addOrder(string $column, ?string $direction = null): SelectInterface
+    {
+        if ($direction === null) {
+            $direction = 'ASC';
+        }
+        $this->orders []= "{$column} {$direction}";
+        return $this;
+    }
+    public function getOrders(): array
+    {
+        return $this->orders;
+    }
+    public function getOrderString(): string
+    {
+        return implode(', ', $this->getOrders());
+    }
+
+    public function build(): string
+    {
+        $query = ["SELECT"];
+        $query []= $this->getColumnString();
+        $query []= "FROM {$this->getTable()}";
+        if (isset($this->joins)) {
+            $query []= $this->getJoinString();
+        }
+        if (isset($this->conditions)) {
+            $query []= "WHERE {$this->getConditionString()}";
+        }
+        if (isset($this->groups)) {
+            $query []= "GROUP BY {$this->getGroupString()}";
+        }
+        if (isset($this->having)) {
+            $query []= "HAVING {$this->getHavingString()}";
+        }
+        if (isset($this->orders)) {
+            $query []= "ORDER BY {$this->getOrderString()}";
+        }
+        return implode(' ', $query);
+    }
+}
diff --git a/src/Alias/Database/Query/Update.php b/src/Alias/Database/Query/Update.php
new file mode 100644
index 0000000..e4e0c58
--- /dev/null
+++ b/src/Alias/Database/Query/Update.php
@@ -0,0 +1,91 @@
+<?php
+namespace ProVM\Alias\Database\Query;
+
+use ProVM\Alias\Database\Query;
+use ProVM\Concept\Database\Query\Update as UpdateInterface;
+
+abstract class Update extends Query implements UpdateInterface
+{
+    public function table(string $table): UpdateInterface
+    {
+        return $this->setTable($table);
+    }
+    public function set(array $value_pairs): UpdateInterface
+    {
+        return $this->setValues($value_pairs);
+    }
+    public function where(array $conditions): UpdateInterface
+    {
+        return $this->setConditions($conditions);
+    }
+
+    protected string $table;
+    public function setTable(string $table): UpdateInterface
+    {
+        $this->table = $table;
+        return $this;
+    }
+    public function getTable(): string
+    {
+        return $this->table;
+    }
+    protected array $values;
+    public function setValues(array $values): UpdateInterface
+    {
+        foreach ($values as $value) {
+            $column = $value['column'] ?? $value[0];
+            $val = $value['value'] ?? $value[1];
+            $this->addValue($column, $val);
+        }
+        return $this;
+    }
+    public function addValue(string $column, int|string $value): UpdateInterface
+    {
+        if (!is_numeric($value)) {
+            $value = "'{$value}'";
+        }
+        $this->values []= "`{$column}` = {$value}";
+        return $this;
+    }
+    public function getValues(): array
+    {
+        return $this->values;
+    }
+    public function getValueString(): string
+    {
+        return implode(', ', $this->getValues());
+    }
+    protected array $conditions;
+    public function setConditions(array $conditions): UpdateInterface
+    {
+        foreach ($conditions as $condition) {
+            $this->addCondition($condition);
+        }
+        return $this;
+    }
+    public function addCondition(string $expression): UpdateInterface
+    {
+        $this->conditions []= $expression;
+        return $this;
+    }
+    public function getConditions(): array
+    {
+        return $this->conditions;
+    }
+    public function getConditionString(): string
+    {
+        return implode(' ', $this->getConditions());
+    }
+
+    public function build(): string
+    {
+        return implode(' ', [
+            'UPDATE',
+            $this->getTable(),
+            'SET',
+            $this->getValueString(),
+            'WHERE',
+            $this->getConditionString()
+        ]);
+    }
+}