Function getUserPrompt

packages/opencode/src/cli/cmd/github.handler.ts:723–819

()

    }

    async function getUserPrompt() {
      const customPrompt = process.env["PROMPT"]
      // For repo events and issues events, PROMPT is required since there's no comment to extract from
      if (isRepoEvent || isIssuesEvent) {
        if (!customPrompt) {
          const eventType = isRepoEvent ? "scheduled and workflow_dispatch" : "issues"
          throw new Error(`PROMPT input is required for ${eventType} events`)
        }
        return { userPrompt: customPrompt, promptFiles: [] }
      }

      if (customPrompt) {
        return { userPrompt: customPrompt, promptFiles: [] }
      }

      const reviewContext = getReviewCommentContext()
      const mentions = (process.env["MENTIONS"] || "/opencode,/oc")
        .split(",")
        .map((m) => m.trim().toLowerCase())
        .filter(Boolean)
      let prompt = (() => {
        if (!isCommentEvent) {
          return "Review this pull request"
        }
        const body = (payload as IssueCommentEvent | PullRequestReviewCommentEvent).comment.body.trim()
        const bodyLower = body.toLowerCase()
        if (mentions.some((m) => bodyLower === m)) {
          if (reviewContext) {
            return `Review this code change and suggest improvements for the commented lines:\n\nFile: ${reviewContext.file}\nLines: ${reviewContext.line}\n\n${reviewContext.diffHunk}`
          }
          return "Summarize this thread"
        }
        if (mentions.some((m) => bodyLower.includes(m))) {
          if (reviewContext) {
            return `${body}\n\nContext: You are reviewing a comment on file "${reviewContext.file}" at line ${reviewContext.line}.\n\nDiff context:\n${reviewContext.diffHunk}`
          }
          return body
        }
        throw new Error(`Comments must mention ${mentions.map((m) => "`" + m + "`").join(" or ")}`)
      })()

      // Handle images
      const imgData: {
        filename: string
        mime: string
        content: string
        start: number
        end: number
        replacement: string
      }[] = []

      // Search for files
      // ie. <img alt="Image" src="https://github.com/user-attachments/assets/xxxx" />
      // ie. [api.json](https://github.com/user-attachments/files/21433810/api.json)
      // ie. ![Image](https://github.com/user-attachments/assets/xxxx)
      const mdMatches = prompt.matchAll(/!?\[.*?\]\((https:\/\/github\.com\/user-attachments\/[^)]+)\)/gi)
      const tagMatches = prompt.matchAll(/<img .*?src="(https:\/\/github\.com\/user-attachments\/[^"]+)" \/>/gi)
      const matches = [...mdMatches, ...tagMatches].sort((a, b) => a.index - b.index)