Implement initial version

background.js

@@ -0,0 +1,12 @@
+chrome.tabs.onUpdated.addListener(function (tabId, changeInfo, tab) {
+    if (
+        changeInfo.status === "complete" &&
+        tab.url.indexOf("https://github.com/") > -1
+    ) {
+        console.log(`updated: ${tab.url}`);
+        chrome.scripting.executeScript({
+            target: { tabId: tab.id, allFrames: true },
+            files: ["./script.js"],
+        });
+    }
+});

manifest.json

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+{
+    "manifest_version": 3,
+    "name": "GitHub Release Tag Version Bumper",
+    "version": "0.0.1",
+    "description": "One click to bump version and generate release note",
+    "content_scripts": [
+        {
+            "matches": ["https://github.com/*"],
+            "js": ["script.js"]
+        }
+    ],
+    "background": {
+        "service_worker": "background.js"
+    },
+    "permissions": ["tabs", "scripting"],
+    "host_permissions": ["*://github.com/*"],
+    "icons": {
+        "48": "images/48.png",
+        "128": "images/128.png"
+    }
+}

script.js

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+function getButtonClassName() {
+    return "version-bumper-buttons";
+}
+
+function getDescription() {
+    return document.createTextNode("Or use Version Bumper. Latest version is ");
+}
+
+function getVersionElement(version) {
+    let elem = document.createElement("code");
+    elem.textContent = version;
+    elem.id = "description-version";
+    return elem;
+}
+
+var newDiv = document.createElement("div");
+var latestVersion = "v0.0.0";
+var buttonDescription = document.createElement("p");
+var buttonContainer = document.createElement("div");
+var buttonMajor = document.createElement("span");
+buttonMajor.onclick = function () {
+    onBumpButtonClick("major");
+};
+var buttonMinor = document.createElement("span");
+buttonMinor.onclick = function () {
+    onBumpButtonClick("minor");
+};
+var buttonPatch = document.createElement("span");
+buttonPatch.onclick = function () {
+    onBumpButtonClick("patch");
+};
+
+function onBumpButtonClick(target) {
+    // Parse version
+    var parseResult = latestVersion.match(
+        /(^.*)(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(.*$)/
+    );
+    if (parseResult == null) {
+        [prefix, major, minor, patch] = ["v", "0", "0", "0"];
+    } else {
+        var [_, prefix, major, minor, patch, suffix] = parseResult;
+    }
+
+    // Bump version
+    if (target == "major") {
+        major++;
+        minor = 0;
+        patch = 0;
+    } else if (target == "minor") {
+        minor++;
+        patch = 0;
+    } else if (target == "patch") {
+        patch++;
+    }
+    var newVersion = [prefix, major, ".", minor, ".", patch, suffix].join("");
+
+    // Input new version
+    document
+        .querySelector(
+            "input[name='release[tag_name]'][id='release_tag_name__refname_']"
+        )
+        .setAttribute("value", newVersion);
+    document
+        .querySelector("[id^=tag-select-menu]")
+        .querySelector("span[data-menu-button]").textContent = newVersion;
+    var completeTextElement = document.createElement("h4");
+    completeTextElement.textContent = "Version bumped! 🚀";
+    var releaseTagTextContainer = document
+        .querySelector("div[class*='js-release-tag']")
+        .querySelector("div[aria-live='polite'");
+    releaseTagTextContainer.innerHTML = "";
+    releaseTagTextContainer.appendChild(completeTextElement);
+
+    // Enable generate release note button
+    document
+        .querySelector("button[id='generate-notes-btn']")
+        .setAttribute("aria-disabled", "false");
+}
+
+function main() {
+    // Return if not on new release screen
+    if (location.href.indexOf("/releases/new") == -1) return;
+
+    // Create buttons if not exist
+    if (document.getElementById(getButtonClassName()) == null) {
+        newDiv.className = getButtonClassName();
+        newDiv.id = getButtonClassName();
+        buttonDescription.appendChild(getDescription());
+        buttonDescription.appendChild(getVersionElement());
+        newDiv.appendChild(buttonDescription);
+
+        // Prepare Buttons
+        buttonMajor.className = "btn";
+        buttonMajor.textContent = "major";
+        buttonMajor.style.marginRight = "4px";
+        buttonMinor.className = "btn";
+        buttonMinor.textContent = "minor";
+        buttonMinor.style.marginRight = "4px";
+        buttonPatch.className = "btn";
+        buttonPatch.textContent = "patch";
+        buttonContainer.append(buttonMajor, buttonMinor, buttonPatch);
+
+        newDiv.appendChild(buttonContainer);
+        document
+            .getElementsByClassName("js-release-tag")[0]
+            .appendChild(newDiv);
+    }
+
+    // Trigger fetching letest version
+    var tagSelectMenu = document.querySelector("[id^=tag-select-menu]");
+    if (tagSelectMenu instanceof HTMLElement) {
+        tagSelectMenu.dispatchEvent(new Event("mouseover"));
+    } else return;
+
+    var tagItems = tagSelectMenu.getElementsByClassName("SelectMenu-item");
+    if (tagItems.length > 0) {
+        var latestItem =
+            tagItems[0].getElementsByTagName("span")[0].textContent;
+    } else return;
+    if (latestItem !== null) {
+        latestVersion = latestItem;
+        document.getElementById("description-version").textContent =
+            latestVersion;
+    }
+}
+
+main();