From 6efead46d0e139cc6ca0c6b4d801da390319b1a8 Mon Sep 17 00:00:00 2001
From: Matthias Mohr <webmaster@mamo-net.de>
Date: Fri, 17 May 2024 15:54:38 +0200
Subject: [PATCH 1/2] Add text_position

---
 CHANGELOG.md                 |  4 ++
 proposals/text_position.json | 93 ++++++++++++++++++++++++++++++++++++
 2 files changed, 97 insertions(+)
 create mode 100644 proposals/text_position.json

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d870ae83..dbffb2e6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased / Draft
 
+### Added
+
+- `text_position`
+
 ### Changed
 
 - `clip`: Throw an exception if min > max [#472](https://github.com/Open-EO/openeo-processes/issues/472)
diff --git a/proposals/text_position.json b/proposals/text_position.json
new file mode 100644
index 00000000..b96e917c
--- /dev/null
+++ b/proposals/text_position.json
@@ -0,0 +1,93 @@
+{
+    "id": "text_position",
+    "summary": "First position of a text in another text",
+    "description": "Checks where the text (also known as *string*) specified for `pattern` is positioned in the text specified for `data` for the first time. No-data values are passed through.",
+    "categories": [
+        "texts"
+    ],
+    "experimental": true,
+    "parameters": [
+        {
+            "name": "data",
+            "description": "Text in which to find something in.",
+            "schema": {
+                "type": [
+                    "string",
+                    "null"
+                ]
+            }
+        },
+        {
+            "name": "pattern",
+            "description": "Text to find in `data`. Regular expressions are not supported.",
+            "schema": {
+                "type": "string"
+            }
+        },
+        {
+            "name": "case_sensitive",
+            "description": "Case sensitive comparison can be disabled by setting this parameter to `false`.",
+            "schema": {
+                "type": "boolean"
+            },
+            "default": true,
+            "optional": true
+        }
+    ],
+    "returns": {
+        "description": "A value >= 0 that indicates the position of the text, `-1` if the text was not found.",
+        "schema": {
+            "type": [
+                "integer",
+                "null"
+            ],
+            "minimum": -1
+        }
+    },
+    "examples": [
+        {
+            "arguments": {
+                "data": "Lorem ipsum dolor sit amet",
+                "pattern": "openEO"
+            },
+            "returns": -1
+        },
+        {
+            "arguments": {
+                "data": "Lorem ipsum dolor sit amet",
+                "pattern": "ipsum dolor"
+            },
+            "returns": 6
+        },
+        {
+            "arguments": {
+                "data": "Lorem ipsum dolor sit amet",
+                "pattern": "Ipsum Dolor"
+            },
+            "returns": -1
+        },
+        {
+            "arguments": {
+                "data": "Lorem ipsum dolor sit amet",
+                "pattern": "SIT",
+                "case_sensitive": false
+            },
+            "returns": 18
+        },
+        {
+            "arguments": {
+                "data": "ÄÖÜ",
+                "pattern": "ö",
+                "case_sensitive": false
+            },
+            "returns": 1
+        },
+        {
+            "arguments": {
+                "data": null,
+                "pattern": "null"
+            },
+            "returns": null
+        }
+    ]
+}

From 280243f64f3006e82f112d73e5aa4295f3e35f74 Mon Sep 17 00:00:00 2001
From: Matthias Mohr <webmaster@mamo-net.de>
Date: Wed, 29 May 2024 20:58:48 +0200
Subject: [PATCH 2/2] Updates according to review

---
 proposals/{text_position.json => text_find.json} | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
 rename proposals/{text_position.json => text_find.json} (93%)

diff --git a/proposals/text_position.json b/proposals/text_find.json
similarity index 93%
rename from proposals/text_position.json
rename to proposals/text_find.json
index b96e917c..e90d344e 100644
--- a/proposals/text_position.json
+++ b/proposals/text_find.json
@@ -1,5 +1,5 @@
 {
-    "id": "text_position",
+    "id": "text_find",
     "summary": "First position of a text in another text",
     "description": "Checks where the text (also known as *string*) specified for `pattern` is positioned in the text specified for `data` for the first time. No-data values are passed through.",
     "categories": [
@@ -35,13 +35,13 @@
         }
     ],
     "returns": {
-        "description": "A value >= 0 that indicates the position of the text, `-1` if the text was not found.",
+        "description": "A value >= 0 that indicates the position of the text, `null` if the text was not found.",
         "schema": {
             "type": [
                 "integer",
                 "null"
             ],
-            "minimum": -1
+            "minimum": 0
         }
     },
     "examples": [
@@ -50,7 +50,7 @@
                 "data": "Lorem ipsum dolor sit amet",
                 "pattern": "openEO"
             },
-            "returns": -1
+            "returns": null
         },
         {
             "arguments": {
@@ -64,7 +64,7 @@
                 "data": "Lorem ipsum dolor sit amet",
                 "pattern": "Ipsum Dolor"
             },
-            "returns": -1
+            "returns": null
         },
         {
             "arguments": {