Initial commit

1 files changed, 46 insertions, 0 deletions

diff --git a/src/Search/FTSLogicOp.php b/src/Search/FTSLogicOp.php
new file mode 100644
index 0000000..452f63b
--- /dev/null
+++ b/src/Search/FTSLogicOp.php
@@ -0,0 +1,46 @@
+<?php
+
+
+namespace Micropoly\Search;
+
+
+class FTSLogicOp extends AbstractFTSExpr
+{
+    private string $op;
+    private AbstractFTSExpr $a;
+    private AbstractFTSExpr $b;
+
+    /**
+     * FTSLogicOp constructor.
+     * @param string $op
+     * @param AbstractFTSExpr $a
+     * @param AbstractFTSExpr $b
+     */
+    public function __construct(string $op, AbstractFTSExpr $a, AbstractFTSExpr $b)
+    {
+        if (!LogicOp::checkOp($op))
+            throw new \DomainException("{$op} is not a valid operator");
+
+        $this->op = $op;
+        $this->a = $a;
+        $this->b = $b;
+    }
+
+    private const FTSOPS = [
+        LogicOp::OP_AND => "",
+        LogicOp::OP_OR => "OR",
+    ];
+
+    protected function fts4Query(): string
+    {
+        $ftsop = self::FTSOPS[$this->op];
+        assert($ftsop);
+
+        return "({$this->a->fts4Query()} {$ftsop} {$this->b->fts4Query()})";
+    }
+
+    public function toString(): string
+    {
+        return "({$this->a->toString()} FTS-{$this->op} {$this->b->toString()})";
+    }
+}
\ No newline at end of file